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Animals with Scientific Names beginning with the letter A

Animals with Scientific Names beginning with the letter A

  • Aaadonta angaurana
  • Aaadonta constricta
  • Aaadonta fuscozonata
  • Aaadonta irregularis
  • Aaadonta kinlochi
  • Aaadonta pelewana
  • Aaptosyax grypus
  • Abacion lactarium (A Millipede)
  • Abacion magnum (A Millipede)
  • Abacion tesselatum (A Millipede)
  • Abaeis nicippe (Sleepy Orange)
  • Abagrotis anchocelioides (A Noctuid Moth)
  • Abagrotis barnesi (A Noctuid Moth)
  • Abagrotis brunneipennis (A Noctuid Moth)
  • Abagrotis cryptica (A Noctuid Moth)
  • Abagrotis cupida (Cupid Dart)
  • Abagrotis duanca (Dark Dart)
  • Abagrotis magnicupida (A Noctuid Moth)
  • Abagrotis nanalis (Nanalis Dart)
  • Abagrotis nefascia (A Noctuid Moth)
  • Abagrotis nefascia (Coastal Heathland Cutworm)
  • Abagrotis placida (Red Cutworm)
  • Abagrotis reedi (Reed's Dart)
  • Abagrotis trigona (Luteus Dart)
  • Abagrotis vittifrons (Pale-edged Dart)
  • Abalistes macrophthalmus
  • Abalistes stellaris (Starry triggerfish)
  • Abalistes stellatus
  • Abbottina elongata
  • Abbottina guentheri
  • Abbottina liaoningensis
  • Abbottina obtusirostris
  • Abbottina rivularis (Chinese false gudgeon)
  • Abbottina springeri
  • Abbottina yunnanensis
  • Abditomys latidens
  • Abegesta reluctalis
  • Abeillia abeillei
  • Abelmoschus moschatus (Musk Okra)
  • Ablabys binotatus (Redskinfish)
  • Ablabys macracanthus
  • Ablabys taenianotus (Cockatoo waspfish)
  • Ablautus schlingeri (Oso Flaco Robberfly)
  • Ablennes hians (Flat Needlefish)
  • Aboma etheostoma
  • Aborichthys elongatus
  • Aborichthys garoensis
  • Aborichthys kempi
  • Abramidopsis leuckartii
  • Abramis ballerus (Zope)
  • Abramis bjoerkna (White bream)
  • Abramis brama (Carp bream)
  • Abramis gangeticus
  • Abramis mantschuricus
  • Abramis melanops
  • Abramis microlepidotus
  • Abramis microlepis
  • Abramis sapa (White-eye bream)
  • Abramis urmianus
  • Abramites eques
  • Abramites hypselonotus (Headstander, Headstander, Highbacked Headstander, Highbacked Headstander)
  • Abrawayaomys ruschii (Ruschi's Rat)
  • Abrocoma bennettii
  • Abrocoma boliviensis (Bolivian Chincilla Rat)
  • Abrocoma cinerea
  • Abronia bogerti
  • Abronia chiszari
  • Abronia deppii
  • Abronia fuscolabialis
  • Abronia graminea
  • Abronia kalaina
  • Abronia leurolepis
  • Abronia lythrochiladel
  • Abronia matudai
  • Abronia mitchelli
  • Abronia mixteca
  • Abronia montecristoi
  • Abronia oaxacae
  • Abronia ochoterenai
  • Abronia ornelasi
  • Abronia reidi
  • Abronia smithi
  • Abronia taeniata
  • Abroscopus albogularis
  • Abroscopus schisticeps
  • Abroscopus superciliaris
  • Abrostola ovalis
  • Abrostola urentis
  • Abstrulla tesselata (A Tetratomid Beetle)
  • Abudefduf abdominalis (Banded Damselfish)
  • Abudefduf barffi
  • Abudefduf bengalensis (Bengal sergeant)
  • Abudefduf bicolor
  • Abudefduf concolor (Night sergeant)
  • Abudefduf conformis
  • Abudefduf declivifrons (Mexican nightsergeant)
  • Abudefduf hoefleri (African sergeant)
  • Abudefduf lorenzi (Black-tail sergeant)
  • Abudefduf luridus (Canary damsel)
  • Abudefduf manikfani
  • Abudefduf margariteus (Pearly sergeant)
  • Abudefduf natalensis (Natal sergeant)
  • Abudefduf notatus (Dusky Damsel)
  • Abudefduf saxatilis (Sergeant Major)
  • Abudefduf septemfasciatus (Sevenband Demoiselle, Sevenbanded Sergeant Major)
  • Abudefduf sexfasciatus (Striptailed Damselfish)
  • Abudefduf sordidus (Blackspot Sergeant, Blackspot Sergeant Major)
  • Abudefduf sparoides (False-eye Damsel)
  • Abudefduf taurus (Night Sergeant)
  • Abudefduf theresae
  • Abudefduf trilineatus
  • Abudefduf troschelii (Pacific Sergeant Major)
  • Abudefduf troschelli (Sergeant Major)
  • Abudefduf vaigiensis (Indo-Pacific sergeant)
  • Abudefduf whitleyi (Whitley's sergeant)
  • Aburria aburri (Wattled Guan)
  • Aburria jacutinga
  • Aburria pipile
  • Abyssobrotula galatheae
  • Abyssocottus elochini
  • Abyssocottus gibbosus
  • Abyssocottus korotneffi
  • Acalles carinatus (A Weevil)
  • Acallis alticolalis
  • Acallodes ventricosus (A Weevil)
  • Acalymma gouldi (A Leaf Beetle)
  • Acalymma vittatum (A Leaf Beetle)
  • Acalypta cooleyi (Cooley's Tingid)
  • Acalypta lillianus (A Lace Bug)
  • Acalypta susanae (A Lace Bug)
  • Acalyptus carpini (A Weevil)
  • Acamptus echinus (A Weevil)
  • Acamptus rigidus (A Weevil)
  • Acanthaeshna victoria
  • Acanthagenys rufogularis (Spiny-Cheeked Honeyeater)
  • Acanthagrion quadratum (Mexican Wedgetail)
  • Acanthalburnus microlepis (Blackbrow bleak)
  • Acanthalburnus urmianus
  • Acanthaluteres brownii (Spiny-tailed leatherjacket)
  • Acanthaluteres paragaudatus
  • Acanthaluteres spilomelanurus (Bridled leatherjacket)
  • Acanthaluteres vittiger (Toothbrush leatherjacket)
  • Acanthametropus pecatonica (Pecatonica River Mayfly)
  • Acanthanectes hystrix
  • Acanthanectes rufus
  • Acanthaphritis barbata
  • Acanthaphritis grandisquamis
  • Acanthaphritis ozawai
  • Acanthaphritis unoorum
  • Acantharchus pomotis (Mud Sunfish)
  • Acanthemblemaria aspera (Roughhead Blenny)
  • Acanthemblemaria atrata
  • Acanthemblemaria balanorum (Clubhead blenny)
  • Acanthemblemaria betinensis (Speckled blenny)
  • Acanthemblemaria castroi (Galapagos barnacle blenny)
  • Acanthemblemaria chaplini (Papillose Blenny)
  • Acanthemblemaria crockeri (Browncheek blenny)
  • Acanthemblemaria exilispinus (Bluntspine blenny)
  • Acanthemblemaria greenfieldi (False papillose blenny)
  • Acanthemblemaria hancocki (Hancock's blenny)
  • Acanthemblemaria harpeza
  • Acanthemblemaria johnsoni
  • Acanthemblemaria macrospilus (Barnacle Blenny, Barnacle Blenny)
  • Acanthemblemaria mangognatha
  • Acanthemblemaria maria (Secretary Blenny, Secretary Blenny)
  • Acanthemblemaria medusa (Medusa blenny)
  • Acanthemblemaria paula (Dwarf spinyhead blenny)
  • Acanthemblemaria rivasi (Spotjaw blenny)
  • Acanthemblemaria spinosa (Spinyhead Blenny, Spinyhead Blenny)
  • Acanthemblemaria stephensi (Malpelo barnacle blenny)
  • Acanthephyra curtirostris (Peaked Shrimp)
  • Acantherus piperatus (Slender Range Grasshopper)
  • Acanthicus adonis
  • Acanthicus hystrix
  • Acanthidops bairdii (Peg-billed Finch)
  • Acanthina spirata (Angular Unicorn, Angled unicorn)
  • Acanthinula spinifera
  • Acanthisitta chloris
  • Acanthistius brasilianus (Sea bass)
  • Acanthistius cinctus (Yellowbanded perch)
  • Acanthistius fuscus
  • Acanthistius ocellatus
  • Acanthistius pardalotus
  • Acanthistius patachonicus
  • Acanthistius paxtoni
  • Acanthistius pictus
  • Acanthistius sebastoides (Koester)
  • Acanthistius serratus (Western wirrah)
  • Acanthixalus sonjae
  • Acanthixalus spinosus
  • Acanthiza chrysorrhoa
  • Acanthiza ewingii
  • Acanthiza inornata
  • Acanthiza iredalei (Slender-billed Thornbill)
  • Acanthiza katherina (Mountain Thornbill)
  • Acanthiza lineata
  • Acanthiza murina
  • Acanthiza nana
  • Acanthiza pusilla
  • Acanthiza reguloides
  • Acanthiza robustirostris
  • Acanthiza uropygialis
  • Acanthobrama centisquama
  • Acanthobrama hulensis
  • Acanthobrama lissneri
  • Acanthobrama marmid
  • Acanthobrama mirabilis
  • Acanthobrama telavivensis
  • Acanthobrama terraesanctae
  • Acanthobrama tricolor
  • Acanthobunocephalus nicoi
  • Acanthocepola abbreviata
  • Acanthocepola indica
  • Acanthocepola krusensternii (Bandfish)
  • Acanthocepola limbata (Blackspot Bandfish, Blackspot Bandfish)
  • Acanthocerus aeneus
  • Acanthochaenus luetkenii (Pricklefish)
  • Acanthocharax microlepis
  • Acanthochelys macrocephala (Pantanal Swamp Turtle)
  • Acanthochelys pallidipectoris (Chaco Side-necked Turtle)
  • Acanthochelys radiolata (Brazilian Radiolated Swamp Turtle)
  • Acanthochelys spixii (Spiny-necked Turtle)
  • Acanthochromis polyacanthus (Spotty-tail)
  • Acanthocleithron chapini
  • Acanthoclinus fuscus
  • Acanthoclinus littoreus (Rockfish)
  • Acanthoclinus marilynae (Stout rockfish)
  • Acanthoclinus matti
  • Acanthoclinus rua (Little rockfish)
  • Acanthocobitis botia (Mottled loach)
  • Acanthocobitis rubidipinnis
  • Acanthocobitis urophthalmus (Banded mountain loach)
  • Acanthocobitis zonalternans
  • Acanthocybium solandri (Wahoo)
  • Acanthocyclops carolinianus (Carolina Acanthocyclops)
  • Acanthocyclops columbiensis (A Copepod)
  • Acanthocyclops hypogeus
  • Acanthodoras cataphractus (Spiny catfish)
  • Acanthodoras depressus
  • Acanthodoras spinosissimus (Talking Catfish, Talking Catfish)
  • Acanthodraco dewitti
  • Acanthogenys rufogularis
  • Acanthogobio guentheri
  • Acanthogobius elongatus
  • Acanthogobius flavimanus (Yellowfin Goby)
  • Acanthogobius hasta
  • Acanthogobius insularis
  • Acanthogobius lactipes
  • Acanthogobius luridus
  • Acantholabrus palloni (Scaled-rayed Wrasse)
  • Acantholingua ohridana
  • Acantholiparis caecus
  • Acantholiparis opercularis (Spiny Snailfish)
  • Acantholithodes hispidus (Spiny lithoid crab)
  • Acantholomidea denticulata (A Shield Bug)
  • Acantholumpenus mackayi (Pighead Prickleback)
  • Acantholyda erythrocephala (Pine False Webworm)
  • Acanthometropus pecatonica (Pecatonica River Mayfly)
  • Acanthomola pubescens (A Mayfly)
  • Acanthomyops latipes
  • Acanthonus armatus (Bony-eared assfish)
  • Acanthopagrus australis (Surf bream)
  • Acanthopagrus berda (Picnic seabream)
  • Acanthopagrus bifasciatus (Twobar seabream)
  • Acanthopagrus butcheri (Southern black bream)
  • Acanthopagrus datnia
  • Acanthopagrus latus (Yellowfin seabream)
  • Acanthopagrus palmaris (North west black bream)
  • Acanthopagrus schlegelii (Black porgy)
  • Acanthopagrus sivicolus (Okinawa seabream)
  • Acanthoplesiops echinatus
  • Acanthoplesiops hiatti (Hiatt's basslet)
  • Acanthoplesiops indicus (Scottie)
  • Acanthoplesiops naka
  • Acanthoplesiops psilogaster
  • Acanthopleura granulata (West Indian Fuzzy Chiton)
  • Acanthopoma annectens
  • Acanthopsetta nadeshnyi (Scale-eye Plaice, Uromegarei)
  • Acanthopsoides delphax
  • Acanthopsoides gracilentus
  • Acanthopsoides gracilis
  • Acanthopsoides hapalias
  • Acanthopsoides molobrion
  • Acanthopsoides robertsi
  • Acanthorhodeus asmussii (Russian bitterling)
  • Acanthorhodeus gracilis
  • Acanthorhynchus superciliosus
  • Acanthorhynchus tenuirostris (Eastern Spinebill)
  • Acanthornis magnus
  • Acanthoscelidius acephalus (A Weevil)
  • Acanthosphex leurynnis
  • Acanthostracion guineensis
  • Acanthostracion notacanthus (Island cowfish)
  • Acanthostracion polygonius (Honeycomb Cowfish)
  • Acanthostracion quadricornis (Scrawled Cowfish)
  • Acanthurus achilles (Achilles Tang, Redspot Surgeonfish, Redspot Tang, Redtail Surgeonfish)
  • Acanthurus albipectoralis (Whitefin surgeonfish)
  • Acanthurus auranticavus (Orange-socket surgeonfish)
  • Acanthurus bahianus (Ocean Surgeon)
  • Acanthurus bariene (Pencilled Surgeonfish)
  • Acanthurus chirurgus (Doctorfish, Black Doctorfish)
  • Acanthurus chronixis (Chronixis surgeonfish)
  • Acanthurus coeruleus (Blue Tang, Blue Barber, Blue Doctor, Blue Doctorfish, Blue Tang Surgeonfish, Blur Tang, Yellow Barber, Yellow Doctorfish)
  • Acanthurus dussumieri (Eyestripe surgeonfish)
  • Acanthurus elongatus (Elongate Surgeon)
  • Acanthurus fowleriinde (Fowler's Surgeon)
  • Acanthurus fuliginosus (Ringtailed Surgeonfish)
  • Acanthurus gahhm (Dusky Surgeonfish)
  • Acanthurus grammoptilus (Finelined surgeonfish)
  • Acanthurus guttatus (Whitespotted surgeonfish)
  • Acanthurus japonicus (Japan surgeonfish)
  • Acanthurus leucocheilus (Palelipped surgeonfish)
  • Acanthurus leucopareius (Whitethroated Surgeonfish)
  • Acanthurus leucosternon (Powderblue surgeonfish)
  • Acanthurus lineatus (Lined Surgeonfish)
  • Acanthurus maculiceps (White-freckled surgeonfish)
  • Acanthurus mata (Tailring Surgeon)
  • Acanthurus mindorensis
  • Acanthurus monroviae (Surgeonfish)
  • Acanthurus nigricans (Whitecheek Surgeonfish)
  • Acanthurus nigricauda (Epaulette surgeonfish)
  • Acanthurus nigrofuscus (Brown surgeonfish)
  • Acanthurus nigroris (Bluelined surgeonfish)
  • Acanthurus nubilus (Bluelined surgeon)
  • Acanthurus olivaceus (Orangespot Tang)
  • Acanthurus polyzona (Black-barred surgeonfish)
  • Acanthurus pyroferus (Yellowspot Surgeonfish)
  • Acanthurus randalli (Gulf Surgeonfish)
  • Acanthurus reversus
  • Acanthurus sohal (Sohal surgeonfish)
  • Acanthurus tennentii (Doubleband surgeonfish)
  • Acanthurus thompsoni (Thompson's surgeonfish)
  • Acanthurus triostegus (Convict surgeonfish)
  • Acanthurus tristis (Indian Ocean mimic surgeonfish)
  • Acanthurus xanthopterus (Yellowfin surgeonfish)
  • Acantopsis arenae
  • Acantopsis choirorhynchos (Horseface loach)
  • Acantopsis dialuzona
  • Acantopsis octoactinotos
  • Acantopsis thiemmedhi
  • Acapoeta tanganicae
  • Acarichthys heckelii (Threadfin acara)
  • Acarobythites larsonae
  • Acaronia nassa (Bigeye cichlid)
  • Acaronia vultuosa
  • Acasis viridata (Olive-and-Black Carpet)
  • Accipiter albogularis
  • Accipiter badius
  • Accipiter bicolor
  • Accipiter brachyurus (New Britain Sparrowhawk)
  • Accipiter brevipes
  • Accipiter buergersi
  • Accipiter butleri (Nicobar Shikra)
  • Accipiter castanilius
  • Accipiter chionogaster
  • Accipiter cirrocephalus
  • Accipiter collaris (Semi-collared Hawk)
  • Accipiter cooperii (Cooper's Hawk)
  • Accipiter eichhorni
  • Accipiter erythrauchen
  • Accipiter erythronemius
  • Accipiter erythropus
  • Accipiter fasciatus (Christmas Island Nighthawk)
  • Accipiter francesii (Anjouan Island Sparrow Hawk)
  • Accipiter francesii (Anjouan Island Sparrow Hawk)
  • Accipiter gentilis (Northern Goshawk)
  • Accipiter gentilis (Apache Northern Goshawk)
  • Accipiter gentilis (Northern Goshawk)
  • Accipiter gentilis (Northern Goshawk)
  • Accipiter gentilis (Queen Charlotte Goshawk)
  • Accipiter griseiceps
  • Accipiter gularis (Asiatic Sparrowhawk)
  • Accipiter gundlachi
  • Accipiter haplochrous
  • Accipiter henicogrammus
  • Accipiter henstii (Henst's Goshawk)
  • Accipiter imitator (Imitator Sparrowhawk)
  • Accipiter luteoschistaceus (Slaty-backed Goshawk)
  • Accipiter madagascariensis (Madagascar Sparrowhawk)
  • Accipiter melanochlamys
  • Accipiter melanoleucus
  • Accipiter meyerianus
  • Accipiter minullus
  • Accipiter nanus (Small Sparrowhawk)
  • Accipiter nisus
  • Accipiter novaehollandiae
  • Accipiter ovampensis
  • Accipiter poliocephalus
  • Accipiter poliogaster (Grey-bellied Goshawk)
  • Accipiter princeps (New Britain Goshawk)
  • Accipiter rhodogaster
  • Accipiter rufitorques
  • Accipiter rufiventris
  • Accipiter soloensis
  • Accipiter striatus (Sharp-shinned Hawk)
  • Accipiter striatus
  • Accipiter striatus (Sharp-shinned Hawk)
  • Accipiter striatus
  • Accipiter superciliosus
  • Accipiter tachiro (African Goshawk)
  • Accipiter toussenelii
  • Accipiter trinotatus
  • Accipiter trivirgatus
  • Accipiter ventralis
  • Accipiter virgatus
  • Acella haldemani (Spindle Lymnaea)
  • Acentrella alachua (A Mayfly)
  • Acentrella ampla (A Mayfly)
  • Acentrella feropagus (A Mayfly)
  • Acentrella insignificans (A Mayfly)
  • Acentrella lapponica (A Mayfly)
  • Acentrella parvula (A Mayfly)
  • Acentrella turbida (A Mayfly)
  • Acentria ephemerella (Pyralid Moth)
  • Acentria nivea
  • Acentrogobius audax (Mangrove goby)
  • Acentrogobius bifrenatus
  • Acentrogobius caninus (Dogtoothed Goby, Dogtoothed Goby)
  • Acentrogobius chlorostigmatoides (Greenspot goby)
  • Acentrogobius cyanomos
  • Acentrogobius dayi (Day's goby)
  • Acentrogobius ennorensis
  • Acentrogobius frenatus (Half-bridled goby)
  • Acentrogobius griseus (Grey Goby, Grey Goby)
  • Acentrogobius janthinopterus (Pupilspot Goby)
  • Acentrogobius madraspatensis
  • Acentrogobius masoni (Manson's Goby, Manson's Goby)
  • Acentrogobius multifasciatus
  • Acentrogobius pellidebilis
  • Acentrogobius pflaumii
  • Acentrogobius pyrops
  • Acentrogobius simplex (Bagamoyo goby)
  • Acentrogobius suluensis (Sulu goby)
  • Acentrogobius therezieni
  • Acentrogobius viganensis
  • Acentrogobius viridipunctatus (Greenspotted Goby, Greenspotted Goby)
  • Acentronichthys leptos
  • Acentronura australe (Southern little pipehorse)
  • Acentronura dendritica (Pipehorse, Prehensile-tailed Pipefish, Seahorse Pipefish)
  • Acentronura gracilissima (Bastard seahorse)
  • Acentronura larsonae
  • Acentronura tentaculata
  • Acentrophryne longidens
  • Aceria malherbae (Bindweed Gall Mite)
  • Acerodon celebensis (Sulawesi Fruit Bat)
  • Acerodon humilis (Talaud Fruit Bat)
  • Acerodon jubatus (Golden-capped Fruit Bat)
  • Acerodon leucotis (Palawan Fruit Bat)
  • Acerodon lucifer (Panay Golden-capped Fruit Bat)
  • Acerodon mackloti (Sunda Fruit Bat)
  • Aceros cassidix
  • Aceros comatus
  • Aceros corrugatus (Sunda Wrinkled Hornbill, Wrinkle Hornbill)
  • Aceros everetti (Sumba Hornbill)
  • Aceros leucocephalus (Mindanao Wrinkled Hornbill)
  • Aceros narcondami (Narcondam Hornbill)
  • Aceros nipalensis (Rufous-cheeked Hornbill)
  • Aceros plicatus
  • Aceros subruficollis (Plain-pouched Hornbill)
  • Aceros undulatus
  • Aceros waldeni (Visayan Wrinkled Hornbill)
  • Acerpenna akataleptos (A Mayfly)
  • Acerpenna macdunnoughi (A Mayfly)
  • Acerpenna pygmaea (A Mayfly)
  • Acerpenna sulfurosus (A Mayfly)
  • Acerpenna thermophilos (A Mayfly)
  • Acestridium dichromum
  • Acestridium discus
  • Acestridium martini
  • Acestrocephalus anomalus
  • Acestrocephalus boehlkei
  • Acestrocephalus ginesi
  • Acestrocephalus sardina
  • Acestrorhynchus abbreviatus
  • Acestrorhynchus altus
  • Acestrorhynchus apurensis
  • Acestrorhynchus britskii
  • Acestrorhynchus falcatus
  • Acestrorhynchus falcirostris
  • Acestrorhynchus grandoculis
  • Acestrorhynchus heterolepis
  • Acestrorhynchus isalineae
  • Acestrorhynchus lacustris
  • Acestrorhynchus maculipinna
  • Acestrorhynchus microlepis (Pike characin)
  • Acestrorhynchus minimus
  • Acestrorhynchus nasutus
  • Acestrorhynchus pantaneiro
  • Acestrura astreans
  • Acestrura berlepschi (Esmeraldas Woodstar)
  • Acestrura bombus (Little Woodstar)
  • Acestrura heliodor
  • Acestrura mulsant
  • Acetropis americana (Grass Bug)
  • Achaetops pycnopygius
  • Achalarus casica (Desert Cloudywing)
  • Achalarus lyciades (Hoary Edge)
  • Achalarus toxeus (Coyote Cloudywing)
  • Achalinus werneri (Amami Takachiho Snake)
  • Achatia distincta (Distinct Quaker)
  • Achatina fulica (Giant African Snail, Oahu Treesnail, African Land Snail)
  • Achatina vignoniana
  • Achatinella abbreviata (Oahu Treesnail)
  • Achatinella apexfulva (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella apexfulva (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella apexfulva (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella apexfulva (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella bellula (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella buddii (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella bulimoides (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella bulimoides (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella bulimoides (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella byronii (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella caesia (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella casta (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella cestus
  • Achatinella concavospira (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella curta (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella decipiens (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella decora (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella dimorpha (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella dolium (A Terrestrial Snail)
  • Achatinella elegans
  • Achatinella faba (A Terrestrial Snail)
  • Achatinella fulgens (Oahu Treesnail)
  • Achatinella fuscobasis (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella juddii (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella juncea (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella lehuiensis (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella leucorrhaphe
  • Achatinella lila (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella livida (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella lorata (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella mustelina (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella papyracea (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella phaeozona (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella pulcherrima (Oahu Treesnail)
  • Achatinella pupukanioe (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella solitaria (A Terrestrial Snail)
  • Achatinella sowerbyana (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella spaldingi (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella stewartii (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella swiftii
  • Achatinella taeniolata (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella thaanumi (Oahu Treesnail)
  • Achatinella turgida (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella valida (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella vestida (A Terrestrial Snail)
  • Achatinella viridans (Oahu Treesnail, Pupu Kuahiwi)
  • Achatinella vulpina (Oahu Treesnail, Pupu Kuahiwi)
  • Achatodes zeae (Elder Shoot Borer, A Moth)
  • Acheilognathus argenteus
  • Acheilognathus barbatulus
  • Acheilognathus barbatus
  • Acheilognathus brevicaudatus
  • Acheilognathus chankaensis (Khanka spiny bitterling)
  • Acheilognathus coreanus
  • Acheilognathus cyanostigma (Striped bitterling)
  • Acheilognathus deignani
  • Acheilognathus elongatoides
  • Acheilognathus elongatus
  • Acheilognathus gracilis
  • Acheilognathus hypselonotus
  • Acheilognathus imberbis
  • Acheilognathus koreensis
  • Acheilognathus kristinae
  • Acheilognathus kyphus
  • Acheilognathus longibarbatus
  • Acheilognathus longipinnis (Deepbody bitterling)
  • Acheilognathus macromandibularis
  • Acheilognathus macropterus
  • Acheilognathus majusculus
  • Acheilognathus melanogaster
  • Acheilognathus meridianus
  • Acheilognathus mesembrinum
  • Acheilognathus microphysa
  • Acheilognathus omeiensis
  • Acheilognathus peihoensis
  • Acheilognathus polylepis
  • Acheilognathus polyspinus
  • Acheilognathus pseudorhombea
  • Acheilognathus rhombeus
  • Acheilognathus robustus
  • Acheilognathus somjinensis
  • Acheilognathus steenackeri
  • Acheilognathus tabira
  • Acheilognathus tokunagai
  • Acheilognathus tonkinensis
  • Acheilognathus typus
  • Acheilognathus yamatsutae
  • Achemenides pectinatus (A Cave Obligate Millipede)
  • Achenomorphus corticinus (A Rove Beetle)
  • Acherdoa ferraria (Chocolate Moth)
  • Acheta domesticus (House Cricket)
  • Achiroides leucorhynchos
  • Achiroides melanorhynchus
  • Achiropsetta heterolepis
  • Achiropsetta slavae
  • Achiropsetta tricholepis (Finless flounder)
  • Achiropsis nattereri
  • Achirus achirus (Drab sole)
  • Achirus declivis (Plainfin sole)
  • Achirus klunzingeri (Brown sole)
  • Achirus lineatus (Lined Sole)
  • Achirus mazatlanus (Mexican Sole)
  • Achirus novoae
  • Achirus scutum (Network sole)
  • Achirus zebrinus
  • Achlyopa nigra (Black Sole)
  • Achoerodus gouldii (Giant Pigfish)
  • Achoerodus viridis
  • Achurum carinatum (A Grasshopper)
  • Achurum minimipenne (A Grasshopper)
  • Achurum sumichrasti (Toothpick Grasshopper)
  • Achyra rantalis (Garden Webworm Moth)
  • Aciagrion rarum
  • Acicula hausdorfi
  • Acicula norrisi
  • Acicula palaestinensis
  • Acidota crenata (A Rove Beetle)
  • Acidota quadrata (A Rove Beetle)
  • Acidota subcarinata (A Rove Beetle)
  • Acilius athabascae (A Predaceous Diving Beetle)
  • Acilius duvergeri
  • Acilius mediatus (A Predaceous Diving Beetle)
  • Acilius semisulcatus (A Predaceous Diving Beetle)
  • Acilius sylvanus (A Predaceous Diving Beetle)
  • Acinocheirodon melanogramma
  • Acinonyx jubatus (Cheetah)
  • Acipenser albertensis
  • Acipenser baerii (Siberian Sturgeon)
  • Acipenser baerii (Siberian sturgeon)
  • Acipenser baerii (Baikal sturgeon)
  • Acipenser brevirostrum (Shortnose Sturgeon)
  • Acipenser dabryanus (Yangtze Sturgeon)
  • Acipenser fulvescens (Lake Sturgeon)
  • Acipenser gueldenstaedtii (Russian Sturgeon)
  • Acipenser kikuchii
  • Acipenser medirostris (Green Sturgeon)
  • Acipenser mikadoi (Sakhalin sturgeon)
  • Acipenser multiscutatus (Japanese Sturgeon)
  • Acipenser naccarii (Adriatic Sturgeon)
  • Acipenser nudiventris (Ship Sturgeon, Spiny Sturgeon, Thorn Sturgeon)
  • Acipenser ornatus
  • Acipenser oxyrinchus (Atlantic Sturgeon)
  • Acipenser oxyrinchus (Gulf Sturgeon)
  • Acipenser oxyrinchus (Atlantic sturgeon, Atlantic Sturgeon)
  • Acipenser persicus (Persian sturgeon)
  • Acipenser ruthenus (Sterlet)
  • Acipenser schrenckii (Amur sturgeon)
  • Acipenser sinensis (Chinese Sturgeon, Sagami Sturgeon)
  • Acipenser stellatus (Sevruga, Star Sturgeon, Stellate Sturgeon)
  • Acipenser sturio (Baltic Sturgeon, European Sturgeon)
  • Acipenser toliapicus
  • Acipenser transmontanus (White Sturgeon)
  • Acleris braunana
  • Acleris busckana
  • Acleris caliginosana
  • Acleris celiana
  • Acleris cervinana
  • Acleris chalybeana
  • Acleris clarkei
  • Acleris cornana
  • Acleris emargana
  • Acleris flavivittana
  • Acleris forbesana
  • Acleris fuscana
  • Acleris implexana
  • Acleris inana
  • Acleris kearfottana
  • Acleris logiana
  • Acleris maccana
  • Acleris macdunnoughi
  • Acleris maculidorsana
  • Acleris maximana
  • Acleris minuta
  • Acleris nigrolinea
  • Acleris nivisellana
  • Acleris notana
  • Acleris oxycoccana
  • Acleris robinsoniana
  • Acleris schalleriana
  • Acleris semiannula
  • Acleris simpliciana
  • Acleris subnivana
  • Acleris variana
  • Acleris walkerana
  • Acleris youngana
  • Acmaea mitra (White-Cap Limpet )
  • Acmaeodera pulchella (Flat Headed Baldcypress Sapwood Beetle)
  • Acmaeodera tubulus (A Metallic Wood-boring Beetle)
  • Acmaeops proteus (A Longhorned Beetle)
  • Acmaeopsoides rufulus (A Longhorned Beetle)
  • Acneus beeri (Beer's False Water Penny Beetle)
  • Acneus burnelli (Burnell's False Water Penny Beetle)
  • Acnodon normani (Sheep-pacu)
  • Acnodon oligacanthus
  • Acnodon senaidos
  • Acomys cahirinus (Cairo Spiny Mouse)
  • Acomys cilicicus (Asia Minor Spiny Mouse)
  • Acomys cineraceus (Gray Spiny Mouse)
  • Acomys cineraseus
  • Acomys ignitus (Fiery Spiny Mouse)
  • Acomys kempi (Kemp's Spiny Mouse)
  • Acomys louisae (Louise's Spiny Mouse)
  • Acomys minous (Crete Spiny Mouse)
  • Acomys mullah (Mullah Spiny Mouse)
  • Acomys nesiotes (Cyprus Spiny Mouse)
  • Acomys percivali (Percival's Spiny Mouse)
  • Acomys russatus (Golden Spiny Mouse)
  • Acomys spinosissimus (Spiny Mouse)
  • Acomys subspinosus (Cape Spiny Mouse)
  • Acomys wilsoni (Wilson's Spiny Mouse)
  • Aconaemys fuscus (Chilean Rock Rat)
  • Aconaemys sagei (Sage's Rock Rat)
  • Acontia aprica (Exposed Bird-dropping Moth)
  • Acontia delecta (A Noctuid Moth)
  • Acontia terminimaculata (Curve-lined Acontia)
  • Acontia tetragona (A Noctuid Moth)
  • Acoptus suturalis (A Weevil)
  • Acossus centerensis
  • Acossus populi
  • Acrapex relicta (Cane Boring Noctuid)
  • Acreichthys hajam
  • Acreichthys radiatus (Radial leatherjacket)
  • Acreichthys tomentosus (Bristle-tail file-fish)
  • Acridotheres albocinctus (Collared Myna)
  • Acridotheres cinereus
  • Acridotheres cristatellus (Crested Myna)
  • Acridotheres cristatellus (Crested Myna)
  • Acridotheres fuscus
  • Acridotheres ginginianus
  • Acridotheres grandis
  • Acridotheres tristis (Common Myna)
  • Acris arenicolor (Canyon Treefrog)
  • Acris crepitans (Northern Cricket Frog)
  • Acris crepitans (Blanchard's Cricket Frog)
  • Acris crepitans (Northern Cricket Frog)
  • Acris gryllus (Southern Cricket Frog)
  • Acris gryllus (Florida Cricket Frog)
  • Acris gryllus (Coastal Plain Cricket Frog, Southern Cricket Frog)
  • Acritus exiguus (A Hister Beetle)
  • Acritus nigricornis (A Hister Beetle)
  • Acrobasis amplexella
  • Acrobasis angusella
  • Acrobasis aurorella
  • Acrobasis betulella
  • Acrobasis carpinivorella
  • Acrobasis caryae (A Moth)
  • Acrobasis caryivorella
  • Acrobasis comptoniella
  • Acrobasis cunulae
  • Acrobasis demotella (A Moth)
  • Acrobasis feltella
  • Acrobasis indigenella
  • Acrobasis irrubriella
  • Acrobasis juglandis (A Moth)
  • Acrobasis kearfottella
  • Acrobasis normella
  • Acrobasis ostryella
  • Acrobasis palliolella
  • Acrobasis rubrufasciella
  • Acrobasis secundella
  • Acrobasis stigmella (A Moth)
  • Acrobasis sylviella
  • Acrobasis tricolorella
  • Acrobasis vaccinii
  • Acrobates pygmaeus (Feathertail Glider)
  • Acrobatornis fonsecai
  • Acrobrycon ipanquianus
  • Acrobrycon tarijae
  • Acrocephalus aedon
  • Acrocephalus aequinoctialis
  • Acrocephalus agricola
  • Acrocephalus arundinaceus
  • Acrocephalus atyphus
  • Acrocephalus australis
  • Acrocephalus baeticatus
  • Acrocephalus bistrigiceps
  • Acrocephalus brevipennis (Cape Verde Warbler)
  • Acrocephalus caffer (Tahiti Reed-warbler)
  • Acrocephalus concinens
  • Acrocephalus dumetorum
  • Acrocephalus familiaris (Nihoa Millerbird, Old World Warbler)
  • Acrocephalus familiaris (Laysan Millerbird)
  • Acrocephalus familiaris (Nihoa Millerbird)
  • Acrocephalus gracilirostris
  • Acrocephalus griseldis (Basra Reed-warbler)
  • Acrocephalus kerearako
  • Acrocephalus luscinia (Nightingale Reed-warbler, Old World Reed Warbler)
  • Acrocephalus melanopogon
  • Acrocephalus mendanae
  • Acrocephalus newtoni
  • Acrocephalus paludicola (Aquatic Warbler)
  • Acrocephalus palustris
  • Acrocephalus rehsei (Finsch's Reed-warbler)
  • Acrocephalus rimatarae
  • Acrocephalus rufescens
  • Acrocephalus schoenobaenus
  • Acrocephalus scirpaceus
  • Acrocephalus sorghophilus (Streaked Reed-warbler)
  • Acrocephalus stentoreus
  • Acrocephalus syrinx
  • Acrocephalus taiti
  • Acrocephalus vaughani (Pitcairn Reed-warbler)
  • Acrocercops astericola
  • Acrocercops pnosmodiella (Marbleseed Leafminer)
  • Acrocheilus alutaceus (Chiselmouth)
  • Acrochordonichthys buettikoferi
  • Acrochordonichthys chamaeleon
  • Acrochordonichthys falcifer
  • Acrochordonichthys guttatus
  • Acrochordonichthys gyrinus
  • Acrochordonichthys ischnosoma
  • Acrochordonichthys mahakamensis
  • Acrochordonichthys melanogaster
  • Acrochordonichthys obscurus
  • Acrochordonichthys pachyderma
  • Acrochordonichthys pleurostigma
  • Acrochordonichthys rugosus
  • Acrochordonichthys septentrionalis
  • Acrochordonichthys strigosus
  • Acrochordus arafurae
  • Acrochordus granulatus
  • Acrochordus javanicus
  • Acrodipsas illidgei (Illidge's Ant-blue)
  • Acrolophitus hirtipes (A Green Fool Grasshopper)
  • Acrolophitus maculipennis (Texas Point-headed Grasshopper)
  • Acrolophitus nevadensis (Nevada Point-headed Grasshopper)
  • Acrolophitus pulchellus (Idaho Point-headed Grasshopper)
  • Acroloxus coloradensis (Rocky Mountain Capshell)
  • Acromycter alcocki
  • Acromycter atlanticus
  • Acromycter nezumi
  • Acromycter perturbator
  • Acroneuria abnormis (A Stonefly)
  • Acroneuria arenosa (A Stonefly)
  • Acroneuria arida (A Stonefly)
  • Acroneuria carolinensis (A Stonefly)
  • Acroneuria evoluta (A Stonefly)
  • Acroneuria filicis (A Stonefly)
  • Acroneuria flinti (Flint's Common Stonefly)
  • Acroneuria frisoni (A Stonefly)
  • Acroneuria hitchcocki (A Stonefly)
  • Acroneuria internata (A Stonefly)
  • Acroneuria kirchneri (A Stonefly)
  • Acroneuria kosztarabi (Kosztarab's Common Stonefly)
  • Acroneuria lycorias (A Stonefly)
  • Acroneuria mela (A Stonefly)
  • Acroneuria ozarkensis (A Perlid Stonefly)
  • Acroneuria perplexa (A Perlid Stonefly)
  • Acroneuria petersi (A Stonefly)
  • Acroneuria yuchi (A Stonefly)
  • Acronicta afflicta
  • Acronicta albarufa (Barrens Dagger Moth)
  • Acronicta americana (American Dagger Moth, American Dagger Moth)
  • Acronicta brumosa (A Daggermoth)
  • Acronicta clarescens
  • Acronicta connecta
  • Acronicta dactylina (Alder Dagger Moth, Fingered Dagger)
  • Acronicta distans
  • Acronicta exilis (Exiled Dagger Moth)
  • Acronicta falcula (Corylus Dagger Moth)
  • Acronicta fragilis (Fragile Dagger, Fragile Dagger Moth)
  • Acronicta funeralis (Funerary Dagger Moth)
  • Acronicta furcifera (A Moth)
  • Acronicta grisea (Gray Dagger, Gray Dagger Moth)
  • Acronicta haesitata
  • Acronicta hamamelis
  • Acronicta impleta
  • Acronicta impressa (Printed Dagger, Willow Dagger Moth)
  • Acronicta increta
  • Acronicta innotata (Birch Dagger Moth)
  • Acronicta interrupta
  • Acronicta laetifica
  • Acronicta lanceolaria (A Noctuid Moth)
  • Acronicta leporina (Miller, Poplar Dagger Moth)
  • Acronicta lepusculina (Cottonwood Dagger Moth)
  • Acronicta lithospila
  • Acronicta lobeliae
  • Acronicta longa
  • Acronicta modica
  • Acronicta morula
  • Acronicta noctivaga
  • Acronicta oblinita (Smeared Dagger Moth, Smeared Gagger Moth)
  • Acronicta ovata
  • Acronicta perblanda
  • Acronicta quadrata
  • Acronicta radcliffei
  • Acronicta retardata
  • Acronicta rubricoma
  • Acronicta sinescripta
  • Acronicta sperata
  • Acronicta spinigera
  • Acronicta superans
  • Acronicta tristis
  • Acronicta tritona
  • Acronicta vinnula
  • Acronurus aegyptius
  • Acropoma argentistigma
  • Acropoma boholensis
  • Acropoma hanedai
  • Acropoma japonicum (Glowbelly, Laternbelly)
  • Acropoma lecorneti
  • Acropora cervicornis (Staghorn Coral)
  • Acropora palmata (Elkhorn Coral)
  • Acropora prolifera (Fused Staghorn Coral)
  • Acropternis orthonyx
  • Acropteroxys gracilis (A Lizard Beetle)
  • Acrossocheilus beijiangensis
  • Acrossocheilus clivosius
  • Acrossocheilus fasciatus
  • Acrossocheilus formosanus
  • Acrossocheilus hemispinus
  • Acrossocheilus ikedai
  • Acrossocheilus iridescens
  • Acrossocheilus jishouensis
  • Acrossocheilus krempfi
  • Acrossocheilus kreyenbergii
  • Acrossocheilus labiatus
  • Acrossocheilus lamus
  • Acrossocheilus longipinnis
  • Acrossocheilus monticola
  • Acrossocheilus paradoxus
  • Acrossocheilus parallens
  • Acrossocheilus rendahli
  • Acrossocheilus stenotaeniatus
  • Acrossocheilus wenchowensis
  • Acrossocheilus xamensis
  • Acrossocheilus yunnanensis
  • Acrosternum hilare (Hemlock Woolly Adelgid, Hemlock Wooly Adelgid)
  • Acrotona adjuvans (A Rove Beetle)
  • Acrotrichis lucidula (Feather Winged Beetle)
  • Acryllium vultrinum (Vultrerine Guineafowl)
  • Acryllium vulturinum (Vulturine Guineafowl)
  • Actebia fennica (Finnish Dart)
  • Actenoides bougainvillei (Moustached Kingfisher)
  • Actenoides concretus
  • Actenoides hombroni (Blue-capped Kingfisher)
  • Actenoides lindsayi (Spotted Kingfisher)
  • Actenoides monachus
  • Actenoides princeps
  • Actias luna (Luna Moth)
  • Actiastes foveicollis (A Short-winged Mold Beetle)
  • Actinella actinophora
  • Actinella anaglyptica
  • Actinella armitageana
  • Actinella carinofausta
  • Actinella effugiens
  • Actinella fausta
  • Actinella giramica
  • Actinella laciniosa
  • Actinella obserata
  • Actinella robusta
  • Actinemys marmorata (Pacific Pond Turtle, Western Pond Turtle)
  • Actinemys marmorata (Southern Pacific Pond Turtle)
  • Actinodura egertoni
  • Actinodura morrisoniana
  • Actinodura nipalensis
  • Actinodura ramsayi
  • Actinodura souliei (Streaked Barwing)
  • Actinodura waldeni
  • Actinonaias ligamentina (Mucket)
  • Actinonaias ligamentina (Mucket)
  • Actinonaias pectorosa (Pheasantshell)
  • Actitis hypoleucos (Common Sandpiper)
  • Actitis macularia (Spotted Sandpiper)
  • Actitis macularius (Spotted Sandpiper)
  • Actophilornis africanus
  • Actophilornis albinucha
  • Actornithophilus grandiceps
  • Aculeola nigra (Hooktooth Dogfish)
  • Acupalpus alternans (A Ground Beetle)
  • Acupalpus canadensis (Ground Beetle)
  • Acupalpus carus (Ground Beetle)
  • Acupalpus indistinctus (Ground Beetle)
  • Acupalpus nanellus (Ground Beetle)
  • Acupalpus partiarius (Ground Beetle)
  • Acupalpus pauperculus (Common Wasp, A Yellow-jacket, Ground Beetle)
  • Acupalpus pumilus (Ground Beetle)
  • Acupalpus punctulatus (A Carabid Beetle)
  • Acupalpus rectangulus (A Ground Beetle)
  • Acupalpus testaceus (Ground Beetle)
  • Acutifrons mexicanus
  • Acutotyphlops infralabialis
  • Acutotyphlops kunuaensis
  • Acutotyphlops solomonis
  • Acutotyphlops subocularis
  • Acylamus putetanus (A Shining Flower Beetle)
  • Acylophorus alternans (A Rove Beetle)
  • Acylophorus caseyi (A Rove Beetle)
  • Acylophorus flavicollis (A Rove Beetle)
  • Acylophorus pratensis (A Rove Beetle)
  • Acylophorus pronus (A Rove Beetle)
  • Acyrtops amplicirrus
  • Acyrtops beryllinus (Emerald Clingfish)
  • Acyrtus artius (Papillate Clingfish)
  • Acyrtus rubiginosus (Red Clingfish)
  • Adaina montana
  • Adalia bipunctata (Twospotted Lady Beetle)
  • Adamas formosus (Starhead killi)
  • Adamastor cinereus
  • Addax nasomaculatus (Addax)
  • Adela oplerella (Opler's Longhorn Moth)
  • Adela purpurea
  • Adela ridingsella
  • Adelastes hylonomos
  • Adelges piceae (Balsam Woolly Adelgid)
  • Adelges tsugae (Hemlock Wooly Adelgid)
  • Adelina plana (Ciervo Scarab Beetle, Ciervo Aegialian Scarab Beetle, A Darkling Beetle)
  • Adelocosa anops (Kauai Cave Wolf Spider)
  • Adelomyia melanogenys
  • Adeloneivaia isara (A Giant Silkworm Moth)
  • Adelophis copei
  • Adelophis foxi
  • Adelophryne adiastola
  • Adelophryne baturitensis
  • Adelophryne gutturosa
  • Adelophryne maranguapensis
  • Adelophryne pachydactyla
  • Adelopoma stolli
  • Adelopsis jonesi (A Small Carrion Beetle)
  • Adelopsis mitchellensis (A Small Carrion Beetle)
  • Adelosebastes latens (Aleutian scorpionfish)
  • Adelotus brevis (Tusked Frog)
  • Adelpha bredowii (California Sister)
  • Adelpha fessonia (Mexican Sister)
  • Adelphicos daryi
  • Adelphicos latifasciatus
  • Adelphicos nigrilatus
  • Adelphicos quadrivirgatus
  • Adenomera andreae
  • Adenomera araucaria
  • Adenomera bokermanni
  • Adenomera diptyx
  • Adenomera hylaedactyla
  • Adenomera lutzi
  • Adenomera marmorata
  • Adenomera martinezi
  • Adenomus dasi
  • Adenomus kandianus
  • Adenomus kelaartii
  • Adenorhinos barbouri
  • Aderus populneus (A Antlike Leaf Beetle)
  • Adetomyrma venatrix
  • Adhemarius blanchardorum (Blanchard's Sphinx Moth)
  • Adicrophleps hitchcocki (A Caddisfly)
  • Adinia xenica (Diamond Killifish)
  • Adistemia watsoni (A Minute Brown Scavenger Beetle)
  • Adita chionanthi
  • Adoneta spinuloides (A Moth)
  • Adontosternarchus balaenops
  • Adontosternarchus clarkae
  • Adontosternarchus devenanzii
  • Adontosternarchus sachsi
  • Adopaeoides prittwitzi (Sunrise Skipper)
  • Adoxophyes negundana
  • Adranes lecontei (A Short-winged Mold Beetle)
  • Adrianichthys kruyti (Duckbilled buntingi)
  • Advena campbelli
  • Advena charon
  • Adventor elongatus (Sandpaper Fish, Sandpaper Fish)
  • Aechmophorus clarkii (Clark's Grebe)
  • Aechmophorus occidentalis (Western Grebe)
  • Aecothea specus (A Cavefly)
  • Aedes albopictus (Forest Day Mosquito)
  • Aegialia concinna (Ciervo Aegialian Scarab Beetle)
  • Aegialia conferta (A Scarab Beetle)
  • Aegialia crescenta (Crescent-dune Aegialian Scarab Beetle)
  • Aegialia criddlei (A Scarab Beetle)
  • Aegialia hardyi (Hardy's Aegialian Scarab Beetle)
  • Aegialia humeralis (A Scarab Beetle)
  • Aegialia knighti (Aegialian Scarab Beetle)
  • Aegialia lacustris (A Scarab Beetle)
  • Aegialia magnifica (Large Aegialian Scarab Beetle)
  • Aegialia opifex (A Scarab Beetle)
  • Aegialia rufescens (A Scarab Beetle)
  • Aegialia spissipes (A Scarab Beetle)
  • Aegista inexpectata
  • Aegista intonsa
  • Aegithalos caudatus
  • Aegithalos concinnus
  • Aegithalos fuliginosus (White-necklaced Tit)
  • Aegithalos iouschistos
  • Aegithalos leucogenys
  • Aegithalos niveogularis (White-throated Tit)
  • Aegithina lafresnayei
  • Aegithina nigrolutea
  • Aegithina tiphia
  • Aegithina viridissima
  • Aegolius acadicus (Northern Saw-whet Owl)
  • Aegolius acadicus
  • Aegolius acadicus
  • Aegolius funereus (Boreal Owl)
  • Aegolius funereus
  • Aegolius harrisii (Buff-fronted Owl)
  • Aegolius ridgwayi (Unspotted Saw-whet Owl)
  • Aegomorphus modestus (A Longhorned Beetle)
  • Aegomorphus quadrigibbus (A Longhorned Beetle)
  • Aegopinella nitidula (Waxy Glass Snail)
  • Aegotheles albertisi
  • Aegotheles archboldi
  • Aegotheles bennettii
  • Aegotheles crinifrons
  • Aegotheles cristatus
  • Aegotheles insignis
  • Aegotheles savesi (New Caledonian Owlet-nightjar)
  • Aegotheles wallacii
  • Aegypius monachus (Black Vulture)
  • Aegypius tracheliotus
  • Aeletes politus (A Hister Beetle)
  • Aeletes simplex (A Hister Beetle)
  • Aellopos clavipes (A Sphinx Moth)
  • Aellopos fadus (A Sphinx Moth)
  • Aellopos tantalus (Tantalus Sphinx)
  • Aellopos titan (Titan Sphinx)
  • Aenigmatolimnas marginalis
  • Aeoliscus punctulatus (Speckled shrimpfish)
  • Aeoliscus strigatus (Razorfish)
  • Aeoloplides californicus (A Grasshopper)
  • Aeoloplides chenopodii (A Grasshopper)
  • Aeoloplides elegans (A Grasshopper)
  • Aeoloplides fratercula (A Grasshopper)
  • Aeoloplides fuscipes (A Grasshopper)
  • Aeoloplides minor (A Grasshopper)
  • Aeoloplides rotundipennis (A Grasshopper)
  • Aeoloplides tenuipennis (Narrow-winged Bush Grasshopper)
  • Aeoloplides turnbulli (Thistle Grasshopper)
  • Aeolus amabilis (A Click Beetle)
  • Aeolus mellillus (A Click Beetle)
  • Aepeomys fuscatus (Dusky Montane Mouse)
  • Aepeomys lugens (Olive Montane Mouse)
  • Aepyceros melampus (Impala)
  • Aepypodius arfakianus
  • Aepypodius bruijnii (Bruijn's Brush-turkey)
  • Aepyprymnus rufescens (Rufous "rat"-kangaroo, Rufous 'rat'-kangaroo)
  • Aequidens biseriatus
  • Aequidens chimantanus
  • Aequidens coeruleopunctatus
  • Aequidens diadema
  • Aequidens epae
  • Aequidens gerciliae
  • Aequidens hoehnei
  • Aequidens latifrons (Blue Cichlid, Blue Cichlid, Platinum Acara)
  • Aequidens mauesanus
  • Aequidens metae (Yellow acara)
  • Aequidens michaeli
  • Aequidens pallidus (Doublespot acara)
  • Aequidens paloemeuensis
  • Aequidens patricki
  • Aequidens plagiozonatus
  • Aequidens potaroensis
  • Aequidens pulcher (Blue Acara, Blue Acara)
  • Aequidens rivulatus (Green Terror, Green Terror)
  • Aequidens rondoni
  • Aequidens sapayensis (Sapayo cichlid)
  • Aequidens tetramerus (Saddle Cichlid, Saddle Cichlid)
  • Aequidens tubicen
  • Aequidens viridis
  • Aequipecten muscosus (Rough Scallop)
  • Aeretes melanopterus (Groove-toothed Flying Squirrel, North Chinese Flying Squirrel)
  • Aerodramus amelis
  • Aerodramus bartschi (Mariana Swiftlet)
  • Aerodramus brevirostris
  • Aerodramus elaphrus
  • Aerodramus francicus
  • Aerodramus fuciphagus
  • Aerodramus germanus
  • Aerodramus hirundinaceus
  • Aerodramus infuscatus
  • Aerodramus inquietus
  • Aerodramus leucophaeus
  • Aerodramus maximus
  • Aerodramus mearnsi
  • Aerodramus nuditarsus
  • Aerodramus ocistus
  • Aerodramus orientalis
  • Aerodramus palawanensis
  • Aerodramus papuensis
  • Aerodramus pelewensis
  • Aerodramus rogersi
  • Aerodramus salanganus
  • Aerodramus sawtelli
  • Aerodramus spodiopygius (White-rumped Swiftlet)
  • Aerodramus terraereginus
  • Aerodramus unicolor
  • Aerodramus vanikorensis (Mariana Gray Swiftlet, Vanikoro)
  • Aerodramus vanikorensis (Mariana Gray Swiftlet, Vanikoro)
  • Aerodramus vulcanorum
  • Aerodramus whiteheadi
  • Aeromys tephromelas (Black Flying Squirrel)
  • Aeromys thomasi (Thomas's Flying Squirrel)
  • Aeronautes andecolus
  • Aeronautes montivagus
  • Aeronautes saxatalis (White-throated Swift)
  • Aeropedellus arcticus (A Grasshopper)
  • Aeropedellus clavatus (Club-horned Grasshopper)
  • Aeshna californica (California Darner)
  • Aeshna canadensis (Canada Darner)
  • Aeshna clepsydra (Mottled Darner)
  • Aeshna constricta (Lance-tipped Darner)
  • Aeshna dugesi (Arroyo Darner)
  • Aeshna eremita (Lake Darner)
  • Aeshna interrupta (Variable Darner)
  • Aeshna interrupta
  • Aeshna interrupta
  • Aeshna interrupta
  • Aeshna juncea (Sedge Darner)
  • Aeshna meruensis
  • Aeshna multicolor (Blue-eyed Darner)
  • Aeshna mutata (Spatterdock Darner)
  • Aeshna palmata (Paddle-tailed Darner)
  • Aeshna persephone (Persephone's Darner)
  • Aeshna psilus (Turquoise-tipped Darner)
  • Aeshna septentrionalis (Azure Darner)
  • Aeshna sitchensis (Zigzag Darner)
  • Aeshna subarctica (Subarctic Darner)
  • Aeshna tuberculifera (Black-tipped Darner)
  • Aeshna umbrosa (Shadow Darner)
  • Aeshna umbrosa (Shadow Darner)
  • Aeshna umbrosa (Shadow Darner)
  • Aeshna verticalis (Green-striped Darner)
  • Aeshna viridis
  • Aeshna walkeri (Walker's Darner)
  • Aeshna williamsoniana
  • Aesopia cornuta (Horned Sole)
  • Aetapcus maculatus (Warty prowfish)
  • Aethaloperca rogaa (Redmouth Grouper)
  • Aethalops alecto (Pygmy Fruit Bat)
  • Aethalura intertexta (Four-barred Gray)
  • Aethes patricia
  • Aethes rutilana
  • Aethes smeathmanniana
  • Aethia cristatella (Crested Auklet)
  • Aethia psittacula (Parakeet Auklet)
  • Aethia pusilla (Least Auklet)
  • Aethia pygmaea (Whiskered Auklet)
  • Aethiomastacembelus congicus
  • Aethiomastacembelus cunningtoni
  • Aethiomastacembelus ellipsifer
  • Aethiomastacembelus flavidus
  • Aethiomastacembelus greshoffi
  • Aethiomastacembelus liberiensis
  • Aethiomastacembelus marchei
  • Aethiomastacembelus moeruensis
  • Aethiomastacembelus nigromarginatus
  • Aethiomastacembelus paucispinis (Short-finned Spiny Eel)
  • Aethiomastacembelus platysoma
  • Aethiomastacembelus praensis
  • Aethiomastacembelus robertsi
  • Aethiomastacembelus sanagali
  • Aethiomastacembelus sexdecimspinus
  • Aethiomastacembelus shiranus (Malawi spinyeel)
  • Aethiomastacembelus signatus
  • Aethiomastacembelus stappersii
  • Aethiomastacembelus traversi
  • Aethiomastacembelus trispinosus
  • Aethiomastacembelus vanderwaali (Ocellated spiny eel)
  • Aethiophysa lentiflualis
  • Aethiothemis watulikii
  • Aethomys bocagei (Bocage's Rock Rat)
  • Aethomys chrysophilus (Red Rock Rat)
  • Aethomys granti (Grant's Rock Mouse)
  • Aethomys hindei (Hinde's Rock Rat)
  • Aethomys kaiseri (Kaiser's Rock Rat)
  • Aethomys namaquensis (Namaqua Rock Rat)
  • Aethomys nyikae (Nyika Rock Rat)
  • Aethomys silindensis (Selinda Veld Rat)
  • Aethomys stannarius (Tinfields Rock Rat)
  • Aethomys thomasi (Thomas's Rock Rat)
  • Aethopyga boltoni (Apo Sunbird)
  • Aethopyga christinae
  • Aethopyga duyvenbodei (Elegant Sunbird)
  • Aethopyga eximia
  • Aethopyga flagrans
  • Aethopyga gouldiae
  • Aethopyga ignicauda
  • Aethopyga linaraborae
  • Aethopyga mystacalis
  • Aethopyga nipalensis
  • Aethopyga primigenius
  • Aethopyga pulcherrima
  • Aethopyga saturata
  • Aethopyga shelleyi
  • Aethopyga siparaja
  • Aethotaxis mitopteryx
  • Aethotaxis mitopteryx (Threadfin pithead)
  • Aethotaxis mitopteryx
  • Aetobatus flagellum (Longheaded eagle ray)
  • Aetobatus guttatus (Indian Eagle Ray)
  • Aetobatus narinari (Bonnetray, Spotted Eagle Ray)
  • Aetobatus ocellatus
  • Aetomylaeus maculatus (Mottled eagle ray)
  • Aetomylaeus milvus
  • Aetomylaeus nichofii (Banded eagle ray)
  • Aetomylaeus niehofii
  • Aetomylaeus vespertilio (Ornate eagle ray)
  • Aetoplatea tentaculata (Tentacled butterfly ray)
  • Aetoplatea zonura (Zonetail butterfly ray)
  • Aetoplatea zonurus
  • Afilia oslari (A Notodontid Moth)
  • Aflexia rubranura (Red-Tailed Leafhopper)
  • Afrana amieti
  • Afrana angolensis
  • Afrana desaegeri
  • Afrana dracomontana
  • Afrana fuscigula
  • Afrana inyangae
  • Afrana johnstoni
  • Afrana ruwenzorica
  • Afrana vandijki
  • Afrana wittei
  • Afrithelphusa afzelii
  • Afrithelphusa gerhildae
  • Afrithelphusa leonensis
  • Afrithelphusa monodosus
  • Afrixalus aureus (Golden Banana Frog)
  • Afrixalus brachycnemis
  • Afrixalus clarkeorum
  • Afrixalus crotalus
  • Afrixalus delicatus
  • Afrixalus dorsalis
  • Afrixalus enseticola
  • Afrixalus equatorialis
  • Afrixalus fornasini
  • Afrixalus fulvovittatus
  • Afrixalus knysnae
  • Afrixalus lacteus
  • Afrixalus laevis
  • Afrixalus leucostictus
  • Afrixalus lindholmi
  • Afrixalus morerei
  • Afrixalus nigeriensis
  • Afrixalus orophilus
  • Afrixalus osorioi
  • Afrixalus paradorsalis
  • Afrixalus schneideri
  • Afrixalus septentrionalis
  • Afrixalus spinifrons
  • Afrixalus stuhlmanni
  • Afrixalus sylvaticus
  • Afrixalus uluguruensis
  • Afrixalus upembae
  • Afrixalus vibekensis
  • Afrixalus weidholzi
  • Afrixalus wittei
  • Afrocyclops pauliani
  • Afroedura hawequensis (Hawequa Flat Gecko)
  • Afrogyrus rodriguezensis
  • Afrogyrus starmuehlneri
  • Afronandus sheljuzhkoi (Fourspine leaffish)
  • Afropavo congensis (Congo Peafowl)
  • Afurcagobius suppositus (Long-headed goby)
  • Afurcagobius tamarensis (Tamar River goby)
  • Agabetes acuductus (A Predaceous Diving Beetle)
  • Agabetes acudunctus (A Predaceous Diving Beetle)
  • Agabus aeruginosus (A Predaceous Diving Beetle)
  • Agabus ajax (A Predaceous Diving Beetle)
  • Agabus ambiguus (A Predaceous Diving Beetle)
  • Agabus antennatus (A Predaceous Diving Beetle)
  • Agabus anthracinus (A Predaceous Diving Beetle)
  • Agabus arcticus (A Predaceous Diving Beetle)
  • Agabus bicolor (Predaceous Diving Beetle)
  • Agabus bifarius (A Predaceous Diving Beetle)
  • Agabus canadensis (A Predaceous Diving Beetle)
  • Agabus clypealis
  • Agabus confinis (Predaceous Diving Beetle)
  • Agabus confusus (A Predaceous Diving Beetle)
  • Agabus discicollis
  • Agabus discolor (A Predaceous Diving Beetle)
  • Agabus disintegratus (A Predaceous Diving Beetle)
  • Agabus erichsoni (A Predaceous Diving Beetle)
  • Agabus erythropterus (A Predaceous Diving Beetle)
  • Agabus falli (A Predaceous Diving Beetle)
  • Agabus fuscipennis (A Predaceous Diving Beetle)
  • Agabus gagates (A Predaceous Diving Beetle)
  • Agabus hozgargantae
  • Agabus infuscatus (A Predaceous Diving Beetle)
  • Agabus inscriptus (Predaceous Diving Beetle)
  • Agabus leptapsis (A Predaceous Diving Beetle)
  • Agabus moestus (A Predaceous Diving Beetle)
  • Agabus obtusatus (A Predaceous Diving Beetle)
  • Agabus opacus (A Predaceous Diving Beetle)
  • Agabus phaeopterus (A Predaceous Diving Beetle)
  • Agabus punctulatus (A Predaceous Diving Beetle)
  • Agabus rumppi (Death Valley Agabus Diving Beetle)
  • Agabus semipunctatus (A Predaceous Diving Beetle)
  • Agabus semivittatus (A Predaceous Diving Beetle)
  • Agabus seriatus (A Predaceous Diving Beetle)
  • Agabus subfuscatus (A Predaceous Diving Beetle)
  • Agabus wasastjernae (Predaceous Diving Beetle)
  • Agallia constricta (Constricted Leafhopper)
  • Agallia quadripunctata (Four-spotted Clover Leafhopper)
  • Agalliopsis ancistra
  • Agalliopsis peneoculata
  • Agalychnis annae
  • Agalychnis calcarifer
  • Agalychnis callidryas (Red-eyed Tree Frog)
  • Agalychnis callidryas (Red-eyed Treefrog)
  • Agalychnis craspedopus
  • Agalychnis litodryas
  • Agalychnis moreletii
  • Agalychnis saltator
  • Agalychnis spurrelli
  • Agama atricollis (Blue-Throated Agama)
  • Agamia agami (Agami Heron)
  • Agamyxis albomaculatus (Spiny cat-fish)
  • Agamyxis pectinifrons (Whitebarred catfish)
  • Agapema anona (A Giant Silkmoth)
  • Agapema galbina (Tamaulipan Agapema)
  • Agapema homogena (A Giant Silkmoth)
  • Agapeta zoegana (Sulfur Knapweed Root Moth)
  • Agapetus alabamensis (A Caddisfly)
  • Agapetus arcita (A Caddisfly)
  • Agapetus artesus (A Caddisfly)
  • Agapetus avitus (A Caddisfly)
  • Agapetus bifidus (A Caddisfly)
  • Agapetus boulderensis (A Caddisfly)
  • Agapetus celatus (A Caddisfly)
  • Agapetus cornutus (A Caddisfly)
  • Agapetus crasmus (A Caddisfly)
  • Agapetus denningi (The Penitent Underwing)
  • Agapetus diacanthus (A Caddisfly)
  • Agapetus gelbae (An Agapetus Caddisfly)
  • Agapetus hessi (A Glossosomatid Caddisfly)
  • Agapetus illini (An Agapetus Caddisfly)
  • Agapetus iridis (A Caddisfly)
  • Agapetus joannia (A Caddisfly)
  • Agapetus jocassee (A Caddisfly)
  • Agapetus malleatus (A Caddisfly)
  • Agapetus marlo (A Caddisfly)
  • Agapetus medicus (Arkansas Agapetus Caddisfly)
  • Agapetus minutus (A Caddisfly)
  • Agapetus montanus (An Agapetus Caddisfly)
  • Agapetus occidentis (A Caddisfly)
  • Agapetus orosus (A Caddisfly)
  • Agapetus pinatus (A Caddisfly)
  • Agapetus rossi (A Caddisfly)
  • Agapetus spinosus (A Caddisfly)
  • Agapetus taho (A Caddisfly)
  • Agapetus tomus (A Caddisfly)
  • Agapetus vireo (Ultronia Underwing)
  • Agapetus walkeri (A Caddisfly)
  • Agapornis canus
  • Agapornis fischeri (Fischer's Lovebird)
  • Agapornis lilianae
  • Agapornis nigrigenis (Black-cheeked Lovebird)
  • Agapornis personata (Black-masked Lovebird)
  • Agapornis personatus
  • Agapornis pullarius
  • Agapornis roseicollis
  • Agapornis swindernianus
  • Agapornis taranta
  • Agaricia agaricites (Lettuce Coral)
  • Agarodes alabamensis (A Caddisfly)
  • Agarodes crassicornis (A Caddisfly)
  • Agarodes distinctus (A Caddisfly)
  • Agarodes georgia (A Caddisfly)
  • Agarodes griseus (A Caddisfly)
  • Agarodes hesperus (A Caddisfly)
  • Agarodes libalis (Spring-loving Psiloneuran Caddisfly)
  • Agarodes logani (A Caddisfly)
  • Agarodes stannardi (Stannard's Agarodes Caddisfly)
  • Agarodes tetron (A Caddisfly)
  • Agarodes tuskaloosa (A Caddisfly)
  • Agarodes wallacei (A Caddisfly)
  • Agarodes ziczac (Zigzag Blackwater Caddisfly)
  • Agathidium difformis (Small Scavenger Beetle)
  • Agathon arizonicus
  • Agathothoma finalis
  • Agathymus alliae (Mojave Giant-skipper)
  • Agathymus aryxna (Arizona Giant-skipper)
  • Agathymus baueri (Bauer's Giant-skipper)
  • Agathymus baueri (Freeman's Agave Borer)
  • Agathymus evansi (Huachuca Giant-skipper)
  • Agathymus gentryi (Gentry's Giant-skipper)
  • Agathymus mariae (Mary's Giant-skipper)
  • Agathymus mariae (Chinati Mountains Agave Borer)
  • Agathymus mariae (Lajitas Agave Borer)
  • Agathymus mariae (Rindge's Agave Borer)
  • Agathymus neumoegeni (Orange Giant-skipper)
  • Agathymus neumoegeni (Carlsbad Agave Borer)
  • Agathymus neumoegeni (Tawny Giant Skipper)
  • Agathymus neumoegeni (Diablo Mountains Agave Borer)
  • Agathymus neumoegeni (Florence's Agave Borer)
  • Agathymus neumoegeni (Judith's Agave Borer)
  • Agathymus neumoegeni (Mcalpine's Agave Borer)
  • Agathymus polingi (Poling's Giant-skipper)
  • Agathymus remingtoni (Coahuila Giant-skipper)
  • Agathymus remingtoni (Coahuila Giant Skipper)
  • Agathymus stephensi (California Giant-skipper)
  • Agelaius assimilis
  • Agelaius cyanopus
  • Agelaius flavus
  • Agelaius humeralis (Tawny-shouldered Blackbird)
  • Agelaius icterocephalus
  • Agelaius phoeniceus (Red-winged Blackbird)
  • Agelaius ruficapillus
  • Agelaius thilius
  • Agelaius tricolor (Tricolored Blackbird)
  • Agelaius xanthomus (Yellow-shouldered Blackbird)
  • Agelaius xanthophthalmus
  • Agelastes meleagrides (White-breasted Guineafowl)
  • Agelastes niger
  • Ageneiosus atronasus
  • Ageneiosus brevis
  • Ageneiosus inermis
  • Ageneiosus magoi
  • Ageneiosus marmoratus (Bottlenose catfish)
  • Ageneiosus militaris
  • Ageneiosus pardalis
  • Ageneiosus piperatus
  • Ageneiosus polystictus
  • Ageneiosus ucayalensis
  • Ageneiosus vittatus
  • Ageneotettix brevipennis (A Grasshopper)
  • Ageneotettix deorum (White Whiskers Grasshopper)
  • Ageneotettix salutator (A Grasshopper)
  • Agkistrodon bilineatus
  • Agkistrodon contortix (Broad band copperhead)
  • Agkistrodon contortrix (Copperhead)
  • Agkistrodon contortrix (Southern Copperhead)
  • Agkistrodon contortrix (Broad-banded Copperhead)
  • Agkistrodon contortrix (Northern Copperhead)
  • Agkistrodon contortrix (Osage Copperhead)
  • Agkistrodon contortrix (Trans-pecos Copperhead)
  • Agkistrodon piscivorous (Cottonmouth)
  • Agkistrodon piscivorus (Cottonmouth)
  • Agkistrodon piscivorus (Florida Cottonmouth)
  • Agkistrodon piscivorus (Western Cottonmouth)
  • Agkistrodon piscivorus (Eastern Cottonmouth)
  • Aglaeactis aliciae (Purple-backed Sunbeam)
  • Aglaeactis castelnaudii
  • Aglaeactis cupripennis
  • Aglaeactis pamela
  • Aglaiocercus coelestis
  • Aglaiocercus kingi
  • Aglais milberti (Milbert's Tortoiseshell)
  • Aglais milberti (Milbert's Tortoise Shell)
  • Aglais milberti
  • Aglaodiaptomus kingsburyae
  • Aglaodiaptomus marshianus
  • Aglossa caprealis
  • Aglossa cuprina (A Moth)
  • Aglyptinus laevis (Small Scavenger Beetle)
  • Aglyptodactylus laticeps
  • Aglyptodactylus madagascariensis
  • Aglyptodactylus securifer
  • Agnesia glaciata
  • Agnesia septentrionalis
  • Agnetina annulipes (A Stonefly)
  • Agnetina capitata (A Stonefly)
  • Agnetina flavescens (A Stonefly)
  • Agnorisma badinodis
  • Agnorisma bollii (A Noctuid Moth)
  • Agnorisma bugrai
  • Agnostokasia sublima (A Grasshopper)
  • Agoniates anchovia
  • Agoniates halecinus
  • Agonomalus jordani
  • Agonomalus mozinoi (Kelp Poacher)
  • Agonomalus proboscidalis
  • Agonopsis asperoculis
  • Agonopsis chiloensis
  • Agonopsis mozinoi
  • Agonopsis sterletus (Southern Spearnose Poacher)
  • Agonopsis vulsa (Northern Spearnose Poacher)
  • Agonopterix alstroemeriana (Defoliating Hemlock Moth)
  • Agonopterix argillacea
  • Agonopterix atrodorsella
  • Agonopterix canadensis
  • Agonopterix clemensella
  • Agonopterix curvilineella
  • Agonopterix flavicomella
  • Agonopterix gelidella
  • Agonopterix lythrella
  • Agonopterix nervosa (Gorse Tip Moth)
  • Agonopterix nigrinotella
  • Agonopterix pteleae
  • Agonopterix pulvipennella
  • Agonopterix ulicitella (Gorse Soft Shoot Moth)
  • Agonopterix walsinghamella
  • Agonostomus catalai
  • Agonostomus monticola (Mountain Mullet)
  • Agonostomus telfairii (Fairy mullet)
  • Agonum aeruginosum (Ground Beetle)
  • Agonum affine (Ground Beetle)
  • Agonum albicrus (Ground Beetle)
  • Agonum anchomenoides (Ground Beetle)
  • Agonum belleri (Beller's Ground Beetle)
  • Agonum canadense (Ground Beetle)
  • Agonum consimile (Ground Beetle)
  • Agonum corvus (Ground Beetle)
  • Agonum crenistriatum (A Ground Beetle)
  • Agonum cupreum (A Ground Beetle)
  • Agonum cupripenne (Ground Beetle)
  • Agonum cupripennis (A Ground Beetle)
  • Agonum darlingtoni (A Ground Beetle)
  • Agonum decorum (A Ground Beetle)
  • Agonum errans (Ground Beetle)
  • Agonum excavatum (Ground Beetle)
  • Agonum extensicolle (Ground Beetle)
  • Agonum ferreum (Ground Beetle)
  • Agonum fidele (Ground Beetle)
  • Agonum galvestonicum (Ground Beetle)
  • Agonum gracilentum (A Ground Beetle)
  • Agonum gratiosum (Ground Beetle)
  • Agonum harrisii (Ground Beetle)
  • Agonum lutulentum (Ground Beetle)
  • Agonum melanarium (Ground Beetle)
  • Agonum metallescens (Ground Beetle)
  • Agonum moerens (A Ground Beetle)
  • Agonum muelleri (Ground Beetle)
  • Agonum mutatum (A Ground Beetle)
  • Agonum nigriceps (Ground Beetle)
  • Agonum nutans (Ground Beetle)
  • Agonum octopunctatum (Ground Beetle)
  • Agonum palustre (Ground Beetle)
  • Agonum piceolum (Ground Beetle)
  • Agonum picicornoides (A Ground Beetle)
  • Agonum placidum (Ground Beetle)
  • Agonum propinquum (Ground Beetle)
  • Agonum punctiforme (A Ground Beetle)
  • Agonum retractum (Ground Beetle)
  • Agonum rufipes (Ground Beetle)
  • Agonum sordens (Ground Beetle)
  • Agonum stratiopunctatum (Ground Beetle)
  • Agonum superioris (A Ground Beetle)
  • Agonum tenue (Ground Beetle)
  • Agonum thoreyi (Ground Beetle)
  • Agonum tigreminum (Ground Beetle)
  • Agonus cataphractus (Armed Bullhead, Armed Bullhead)
  • Agosia adobe
  • Agosia chrysogaster (Longfin Dace)
  • Agosia klamathensis
  • Agosia robusta
  • Agosia shuswap
  • Agouti paca (Agouti)
  • Agouti taczanowskii (Mountain Paca)
  • Agrapha oxygramma
  • Agraulis vanillae (Gulf Fritillary)
  • Agraulis vanillae (Galapagos Silver Fritillary)
  • Agraulis vanillae (Gulf Fritillary)
  • Agraylea cognatella (A Caddisfly)
  • Agraylea multipunctata (A Caddisfly)
  • Agraylea saltesea (A Caddisfly)
  • Agriades cassiope (Cassiope Blue)
  • Agriades glandon (Arctic Blue)
  • Agriades podarce (Arrowhead Arctic Blue)
  • Agriades zullichi
  • Agrilaxia flavimana (A Metallic Wood-boring Beetle)
  • Agrilus acutipennis (A Metallic Wood-boring Beetle)
  • Agrilus anxius (A Metallic Wood-boring Beetle)
  • Agrilus arcuatus (A Metallic Wood-boring Beetle)
  • Agrilus atricornis (A Metallic Wood-boring Beetle)
  • Agrilus aurichalceus (A Metallic Wood-boring Beetle)
  • Agrilus bilineata (A Metallic Wood-boring Beetle)
  • Agrilus celti (A Metallic Wood-boring Beetle)
  • Agrilus cephalicus (A Metallic Wood-boring Beetle)
  • Agrilus crataegi (A Metallic Wood-boring Beetle)
  • Agrilus criddlei (A Metallic Wood-boring Beetle)
  • Agrilus crinicornis (A Metallic Wood-boring Beetle)
  • Agrilus cyanescens (A Metallic Wood-boring Beetle)
  • Agrilus defectus (A Metallic Wood-boring Beetle)
  • Agrilus egenus (A Metallic Wood-boring Beetle)
  • Agrilus fallax (A Metallic Wood-boring Beetle)
  • Agrilus frosti (A Metallic Wood-boring Beetle)
  • Agrilus geminatus (A Metallic Wood-boring Beetle)
  • Agrilus hyperici (St. John's Wort Beetle)
  • Agrilus imbellus (A Metallic Wood-boring Beetle)
  • Agrilus juglandis (A Metallic Wood-boring Beetle)
  • Agrilus lacustris (A Metallic Wood-boring Beetle)
  • Agrilus lecontei (A Metallic Wood-boring Beetle)
  • Agrilus liragus (A Metallic Wood-boring Beetle)
  • Agrilus masculinus (A Metallic Wood-boring Beetle)
  • Agrilus nigricans (A Metallic Wood-boring Beetle)
  • Agrilus obsoletoguttatus (A Metallic Wood-boring Beetle)
  • Agrilus otiosus (A Metallic Wood-boring Beetle)
  • Agrilus pensus (A Metallic Wood-boring Beetle)
  • Agrilus planipennis (Emerald Ash Borer)
  • Agrilus politus (A Metallic Wood-boring Beetle)
  • Agrilus pseudocoryli (A Metallic Wood-boring Beetle)
  • Agrilus putillus (A Metallic Wood-boring Beetle)
  • Agrilus ruficollis (A Metallic Wood-boring Beetle)
  • Agrilus subcinctus (A Metallic Wood-boring Beetle)
  • Agrilus vittaticollis (A Metallic Wood-boring Beetle)
  • Agriocharis ocellata
  • Agriopodes fallax (Green Marvel)
  • Agriornis andicola (White-tailed Shrike-tyrant)
  • Agriornis livida
  • Agriornis microptera
  • Agriornis montana
  • Agriornis murina
  • Agriotella bigeminata (A Click Beetle)
  • Agriotes arcanus (A Click Beetle)
  • Agriotes avulsus (A Click Beetle)
  • Agriotes collaris (A Click Beetle)
  • Agriotes criddlei (A Beetle)
  • Agriotes fucosus (A Click Beetle)
  • Agriotes isabellinus (A Click Beetle)
  • Agriotes limosus (A Click Beetle)
  • Agriotes mancus (Wheat Wireworm, A Click Beetle)
  • Agriotes oblongicollis (A Click Beetle)
  • Agriotes pubescens (A Click Beetle)
  • Agriotes quebecensis (A Click Beetle)
  • Agriotes stabilis (A Click Beetle)
  • Agriphila ruricolella
  • Agriphila vulgivagella (Vagabond Crambus)
  • Agrius cingulata (Pink Spotted Hawkmoth)
  • Agroecotettix modestus (Modest Grasshopper)
  • Agroiconota bivittata (A Leaf Beetle)
  • Agroperina lutosa
  • Agrostichthys parkeri (Streamer fish)
  • Agrotiphila staudingeri
  • Agrotis arenarius (A Moth)
  • Agrotis buchholzi (Buchholz's Dart Moth)
  • Agrotis carolina (A Moth)
  • Agrotis cremata (Cremata Agrotis Noctuid Moth)
  • Agrotis crinigera (Larger Hawaiian Cutworm, Poko Noctuid Moth)
  • Agrotis fasciata (Midway Agrotis Noctuid Moth)
  • Agrotis gladiaria (Claybacked Cutworm, A Moth)
  • Agrotis ipsilon (Black Cutworm, Kerr's Noctuid Moth, Kerr's Agrotis Noctuid Moth, Dark Sword Grass)
  • Agrotis kerri (Kerr's Agrotis Noctuid Moth)
  • Agrotis laysanensis (Laysan Agrotis Noctuid Moth)
  • Agrotis malefida (Palesided Cutworm, Rascal Dart)
  • Agrotis melanoneura (Black-veined Agrotis Noctuid Moth)
  • Agrotis microreas (Microreas Agrotis Noctuid Moth)
  • Agrotis obliqua (Photophila Agrotis Noctuid Moth, A Noctuid Moth)
  • Agrotis photophila (Photophila Agrotis Noctuid Moth)
  • Agrotis procellaris (Procellaris Agrotis Noctuid Moth)
  • Agrotis stigmosa
  • Agrotis subterranea (Granulate Cutworm, Subterranean Cut-worm Moth)
  • Agrotis venerabilis
  • Agrotis vetusta (A Moth)
  • Agrotis volubilis (Voluble Dart)
  • Agrypnia colorata (A Caddisfly)
  • Aguarunichthys inpai
  • Aguarunichthys tocantinsensis
  • Aguarunichthys torosus
  • Agymnastus ingens (Lubberly Band-winged Grasshopper)
  • Agymnastus venerabilis (A Grasshopper)
  • Ahasverus advena (Foreign Grain Beetle, A Flat Bark Beetle)
  • Ahasverus longulus (A Flat Bark Beetle)
  • Ahlia egmontis (Key Worm Eel)
  • Ahliesaurus berryi
  • Ahliesaurus brevis
  • Ahmosia aspasiana
  • Aiakas kreffti
  • Aiakas zinorum
  • Aidablennius sphynx (Hen-like Blenny)
  • Aidemosyne modesta (Plum-headed Finch, Cherry Finch, Diadem Finch, Modest Grass Finch, Plain-coloured Finch, Plum-capped Finch, Plumhead)
  • Ailia coila (Gangetic ailia)
  • Ailuroedus buccoides
  • Ailuroedus crassirostris
  • Ailuroedus dentirostris (Tooth-billed Bowerbird)
  • Ailuroedus melanotis
  • Ailuropoda melanoleuca (Giant Panda)
  • Ailurops ursinus
  • Ailurus fulgens (Red Panda)
  • Aimophila aestivalis (Bachman's Sparrow)
  • Aimophila botterii (Botteri's Sparrow)
  • Aimophila botterii (Botteri's Sparrow)
  • Aimophila botterii (Texas Botteri's Sparrow)
  • Aimophila carpalis (Rufous-winged Sparrow)
  • Aimophila carpalis (Rufous-winged Sparrow)
  • Aimophila cassinii (Cassin's Sparrow)
  • Aimophila humeralis
  • Aimophila mystacalis
  • Aimophila notosticta (Oaxaca Sparrow)
  • Aimophila quinquestriata (Five-striped Sparrow)
  • Aimophila rufescens
  • Aimophila ruficauda
  • Aimophila ruficeps (Rufous-crowned Sparrow)
  • Aimophila ruficeps (Southern California Rufous-crowned Sparrow)
  • Aimophila ruficeps (Yuma Rufous-crowned Sparrow)
  • Aimophila stolzmanni
  • Aimophila strigiceps
  • Aimophila sumichrasti (Cinnamon-tailed Sparrow)
  • Aioliops brachypterus
  • Aioliops megastigma
  • Aioliops novaeguineae
  • Aioliops tetrophthalmus
  • Airora cylindrica (A Bark-gnawing Beetle)
  • Aix galericulata (Mandarin Duck)
  • Aix sponsa (Wood Duck)
  • Ajaia ajaja (Roseate Spoonbill)
  • Akarotaxis nudiceps
  • Akko brevis
  • Akko dionaea
  • Akko rossi
  • Akodon aerosus (Highland Grass Mouse)
  • Akodon affinis (Colombian Grass Mouse)
  • Akodon albiventer (White-bellied Grass Mouse)
  • Akodon azarae (Azara's Grass Mouse)
  • Akodon bogotensis (Bogota Grass Mouse)
  • Akodon boliviensis (Bolivian Grass Mouse)
  • Akodon budini (Budin's Grass Mouse)
  • Akodon cursor (Cursor Grass Mouse)
  • Akodon dayi (Day's Grass Mouse)
  • Akodon dolores (Dolorous Grass Mouse)
  • Akodon fumeus (Smoky Grass Mouse)
  • Akodon hershkovitzi (Hershkovitz's Grass Mouse)
  • Akodon illuteus (Gray Grass Mouse)
  • Akodon iniscatus (Intelligent Grass Mouse)
  • Akodon juninensis (Junín Grass Mouse, Junin Grass Mouse)
  • Akodon kempi (Kemp's Grass Mouse)
  • Akodon kofordi (Koford's Grass Mouse)
  • Akodon lanosus (Woolly Grass Mouse)
  • Akodon latebricola (Ecuadorean Grass Mouse)
  • Akodon lindberghi (Lindbergh's Grass Mouse)
  • Akodon longipilis (Long-haired Grass Mouse)
  • Akodon mansoensis (Manso Grass Mouse)
  • Akodon markhami (Markham's Grass Mouse)
  • Akodon mimus (Thespian Grass Mouse)
  • Akodon molinae (Molina's Grass Mouse)
  • Akodon mollis (Soft Grass Mouse)
  • Akodon neocenus (Neuquen Grass Mouse)
  • Akodon nigrita (Blackish Grass Mouse)
  • Akodon olivaceus (Olive Grass Mouse)
  • Akodon orophilus (El Dorado Grass Mouse)
  • Akodon puer (Altiplano Grass Mouse)
  • Akodon sanborni (Sanborn's Grass Mouse)
  • Akodon sanctipaulensis (Sao Paulo Grass Mouse)
  • Akodon serrensis (Serrado Mar Grass Mouse)
  • Akodon siberiae (Cochabamba Grass Mouse)
  • Akodon simulator (Gray-bellied Grass Mouse)
  • Akodon spegazzinii (Spegazzini's Grass Mouse)
  • Akodon subfuscus (Puno Grass Mouse)
  • Akodon surdus (Silent Grass Mouse)
  • Akodon sylvanus (Forest Grass Mouse)
  • Akodon toba (Chaco Grass Mouse)
  • Akodon torques (Cloud Forest Grass Mouse)
  • Akodon urichi (Northern Grass Mouse)
  • Akodon varius (Variable Grass Mouse)
  • Akodon xanthorhinus (Yellow-nosed Grass Mouse)
  • Akysis alfredi
  • Akysis baramensis
  • Akysis brachybarbatus
  • Akysis ephippifer
  • Akysis fuscus
  • Akysis hendricksoni
  • Akysis heterurus
  • Akysis inermis
  • Akysis leucorhynchus
  • Akysis macronemus
  • Akysis maculipinnis
  • Akysis microps
  • Akysis pictus (Burmese stream catfish)
  • Akysis prashadi (Indawgyi stream catfish)
  • Akysis pseudobagarius
  • Akysis recavus
  • Akysis similis
  • Akysis sinensis
  • Akysis subtilis
  • Akysis variegatus
  • Akysis varius
  • Alabama argillacea (Cotton Leafworm)
  • Alabamocreagris mortis (A Cave Obligate Pseudoscorpion)
  • Alabamocreagris pecki (A Cave Obligate Pseudoscorpion)
  • Alabes brevis
  • Alabes dorsalis (Common shore-eel)
  • Alabes hoesei (Dwarf shore-eel)
  • Alabes parvulus (Pygmy shore-eel)
  • Alaemon alaudipes
  • Alaemon hamertoni
  • Alaena margaritacea
  • Alaskaperla ovibovis (A Stonefly)
  • Alasmidonta arcula (Altamaha Arcmussel)
  • Alasmidonta atropurpurea (Cumberland Elktoe)
  • Alasmidonta heterodon (Dwarf Wedgemussel)
  • Alasmidonta marginata (Elktoe)
  • Alasmidonta mccordi (Coosa Elktoe)
  • Alasmidonta raveneliana (Appalachian Elktoe)
  • Alasmidonta robusta (Carolina Elktoe)
  • Alasmidonta suborbiculata
  • Alasmidonta triangulata (Southern Elktoe)
  • Alasmidonta undulata (Triangle Floater)
  • Alasmidonta varicosa (Brook Floater)
  • Alasmidonta viridis (Slippershell Mussel)
  • Alasmidonta wrightiana (Ochlocknee Arc-mussel, Ochlockonee Arcmussel)
  • Alauda arvensis (Eurasian Skylark, Sky Lark)
  • Alauda arvensis (Sky Lark)
  • Alauda gulgula
  • Alauda japonica
  • Alauda razae (Raso Lark)
  • Alaus myops (A Click Beetle)
  • Alaus oculatus (Eyed Click Beetle, Rose Stem Girdler, A Metallic Wood-boring Beetle, Eyed Elater)
  • Albatrossia pectoralis (Giant Grenadier)
  • Albericus brunhildae
  • Albericus darlingtoni
  • Albericus fafniri
  • Albericus gudrunae
  • Albericus gunnari
  • Albericus laurini
  • Albericus rheaurum
  • Albericus siegfriedi
  • Albericus swanhildae
  • Albericus tuberculus
  • Albericus valkuriarum
  • Albericus variegatus
  • Albiorix anophthalmus (A Cave Obligate Pseudoscorpion)
  • Albula argentea
  • Albula argenteus
  • Albula forsteri
  • Albula glossodonta (Indo-pacific Bonefish)
  • Albula nemoptera (Shafted Bonefish)
  • Albula neoguinaica (Sharpjaw bonefish)
  • Albula vulpes (Bonefish, Bananafish, Ladyfish, Round Jaw, Salmon Peel, Tarpon, Tenny, TenPounder)
  • Albulichthys albuloides
  • Albuna fraxinii
  • Albuna pyramidalis
  • Alburnoides bipunctatus (Chub, Chub)
  • Alburnoides oblongus (Tashkent riffle bleak)
  • Alburnoides taeniatus (Striped bystranka)
  • Alburnus akili
  • Alburnus albidus (Italian bleak)
  • Alburnus alburnus (Bleak)
  • Alburnus alburnus (Transcaucasian bleak)
  • Alburnus atropatenae
  • Alburnus baliki
  • Alburnus caeruleus
  • Alburnus charusini (North Caucasian bleak)
  • Alburnus dnjestrensis
  • Alburnus escherichii
  • Alburnus filippii (Kura bleak)
  • Alburnus harusini
  • Alburnus hebes
  • Alburnus heckeli
  • Alburnus kosswigi
  • Alburnus kotschyi
  • Alburnus microlepis
  • Alburnus mossulensis
  • Alburnus nasreddini
  • Alburnus nordmannii
  • Alburnus oleiferus
  • Alburnus orontis
  • Alburnus pallidus
  • Alburnus qalilus
  • Alburnus sellal
  • Alburnus striatus
  • Alburnus tarichi (Tarek)
  • Alburnus timarensis
  • Alburnus vignoni
  • Alca torda (Razorbill)
  • Alca torda (Razorbill)
  • Alcadia striata (Oahu Treesnail, Pupu Kuahiwi, Striate Drop)
  • Alcathoe caudata
  • Alcedo argentata (Silvery Kingfisher)
  • Alcedo atthis (Common Kingfisher)
  • Alcedo azurea
  • Alcedo coerulescens
  • Alcedo cristata
  • Alcedo cyanopecta
  • Alcedo euryzona
  • Alcedo hercules (Blyth's Kingfisher)
  • Alcedo leucogaster
  • Alcedo meninting
  • Alcedo nais
  • Alcedo pusilla
  • Alcedo quadribrachys
  • Alcedo semitorquata
  • Alcedo thomensis
  • Alcedo vintsioides
  • Alcedo websteri
  • Alcelaphus buselaphus (Hartebeest)
  • Alcelaphus lichtensteinii (Lichtenstein's Hartebeest)
  • Alces alces (Moose)
  • Alcichthys alcicornis
  • Alcichthys elongatus
  • Alcippe brunnea
  • Alcippe brunneicauda
  • Alcippe castaneceps
  • Alcippe chrysotis
  • Alcippe cinerea (Yellow-throated Fulvetta)
  • Alcippe cinereiceps
  • Alcippe dubia
  • Alcippe ludlowi
  • Alcippe morrisonia
  • Alcippe nipalensis
  • Alcippe peracensis
  • Alcippe poioicephala
  • Alcippe pyrrhoptera
  • Alcippe ruficapilla (Spectacled Fulvetta)
  • Alcippe rufogularis (Rufous-throated Fulvetta)
  • Alcippe striaticollis
  • Alcippe variegaticeps (Gold-fronted Fulvetta)
  • Alcippe vinipectus
  • Alcockia rostrata
  • Aldrichetta forsteri (Yellow-eye Mullet)
  • Aldrovandia affinis (Halosaur, Rattailed Lizardfish)
  • Aldrovandia gracilis
  • Aldrovandia mediorostris
  • Aldrovandia oleosa
  • Aldrovandia phalacra (Hawaiian halosaurid fish)
  • Aldrovandia rostrata
  • Aleadryas rufinucha
  • Alebra aurea
  • Alebra bicincta
  • Alebra fumida
  • Alebra thoracica
  • Alectis alexandrinus (African threadfish)
  • Alectis ciliaris (African Pompano, Threadfin)
  • Alectis indicus (Diamond Trevally)
  • Alectoris barbara
  • Alectoris chukar (Chukar)
  • Alectoris graeca
  • Alectoris magna (Rusty-necklaced Partridge)
  • Alectoris melanocephala
  • Alectoris philbyi
  • Alectoris rufa
  • Alectrias alectrolophus (Stone Cockscomb)
  • Alectrias benjamini
  • Alectrias cirratus
  • Alectrias gallinus
  • Alectrias mutsuensis
  • Alectridium aurantiacum (Lesser Prickleback)
  • Alectroenas madagascariensis
  • Alectroenas nitidissima (Mauritius Blue-pigeon)
  • Alectroenas pulcherrima
  • Alectroenas rodericana (Rodrigues Pigeon)
  • Alectroenas sganzini
  • Alectrurus risora (Strange-tailed Tyrant)
  • Alectrurus tricolor (Cock-tailed Tyrant)
  • Alectura lathami
  • Aleochara assiniboin (A Rove Beetle)
  • Aleochara bilineata (A Rove Beetle)
  • Aleochara bimaculata (A Beetle)
  • Aleochara castaneipennis (A Beetle)
  • Aleochara curtula (A Rove Beetle)
  • Aleochara fumata (A Beetle)
  • Aleochara gracilicornis (A Rove Beetle)
  • Aleochara inexspectata (A Beetle)
  • Aleochara lacertina (A Rove Beetle)
  • Aleochara lanuginosa (A Rove Beetle)
  • Aleochara lata (A Rove Beetle)
  • Aleochara lucifuga (A Beetle)
  • Aleochara ocularis (A Rove Beetle)
  • Aleochara rubricalis (A Rove Beetle)
  • Aleochara rubripennis (A Rove Beetle)
  • Aleochara sculptiventris (A Rove Beetle)
  • Aleochara sekanai (A Rove Beetle)
  • Aleochara speculicollis (A Rove Beetle)
  • Aleochara tahoensis (A Rove Beetle)
  • Aleochara thoracica (A Rove Beetle)
  • Aleochara verna (A Rove Beetle)
  • Aleodorus bilobatus (A Rove Beetle)
  • Aleodorus scutellaris (A Rove Beetle)
  • Alepes apercna (Smallmouth scad)
  • Alepes djedaba (Slender Yellowtail Kingfish)
  • Alepes kleinii (Razorbelly scad)
  • Alepes melanoptera (Shortfinned Trevally)
  • Alepes vari (Herring scad)
  • Alepidomus evermanni (Cuban Glassfish)
  • Alepisaurus brevirostris (Shortnose Lancetfish)
  • Alepisaurus ferox (Longnose Lancetfish)
  • Alepocephalus agassizii (Agassiz's Smoothhead)
  • Alepocephalus andersoni
  • Alepocephalus antipodianus
  • Alepocephalus asperifrons
  • Alepocephalus australis (Small scaled brown slickhead)
  • Alepocephalus bairdii (Baird's Smoothhead)
  • Alepocephalus bicolor
  • Alepocephalus blanfordii
  • Alepocephalus dentifer
  • Alepocephalus fundulus
  • Alepocephalus longiceps
  • Alepocephalus longirostris
  • Alepocephalus melas
  • Alepocephalus owstoni
  • Alepocephalus planifrons
  • Alepocephalus productus (Smalleye Smoothhead)
  • Alepocephalus rostratus (Risso's smooth-head)
  • Alepocephalus tenebrosus (California slickhead)
  • Alepocephalus triangularis
  • Alepocephalus umbriceps (Slickhead)
  • Alertichthys blacki (Alert pigfish)
  • Alestes affinis (Redfin robber)
  • Alestes ansorgii
  • Alestes baremoze (Silversides)
  • Alestes bartoni
  • Alestes batesii
  • Alestes bimaculatus
  • Alestes bouboni
  • Alestes carmesinus
  • Alestes comptus
  • Alestes dentex (Characin)
  • Alestes grandisquamis (Pinkfin Alestes)
  • Alestes humilis
  • Alestes jacksonii
  • Alestes liebrechtsii
  • Alestes macrophthalmus (Torpedo robber)
  • Alestes peringueyi
  • Alestes rhodopleura
  • Alestes schoutedeni
  • Alestes stuhlmannii
  • Alestes taeniurus
  • Alestes tessmanni
  • Alestes tholloni
  • Alestopetersius brichardi
  • Alestopetersius caudalis (Yellowtail tetra)
  • Alestopetersius compressus
  • Alestopetersius hilgendorfi
  • Alestopetersius leopoldianus
  • Alestopetersius nigropterus
  • Alestopetersius smykalai
  • Alethe castanea
  • Alethe choloensis (Cholo Alethe)
  • Alethe diademata
  • Alethe fuelleborni
  • Alethe poliocephala
  • Alethe poliophrys
  • Aletia oxygala
  • Aleuroparadoxus arctostachyli (Manzanita Whitefly)
  • Aleurotithius timberlakei (Whitefly)
  • Alexteroon hypsiphonus
  • Alexteroon jynx
  • Alexteroon obstetricans
  • Alfaro cultratus (Knife Livebearer, Knife Livebearer)
  • Alfaro huberi
  • Algamorda newcombiana (Newcomb Periwinkle)
  • Algansea affinis
  • Algansea alvarezi
  • Algansea aphanea
  • Algansea barbata
  • Algansea bicolor
  • Algansea dugesi
  • Algansea lacustris
  • Algansea monticola
  • Algansea monticola
  • Algansea monticola
  • Algansea monticola
  • Algansea obesa
  • Algansea paratincella
  • Algansea popoche
  • Algansea rubescens
  • Algansea stigmatura
  • Algansea tarascorum
  • Algansea tincella
  • Algyroides marchi (Spanish Algyroides)
  • Alionycteris paucidentata (Mindanao Pygmy Fruit Bat)
  • Alisterus amboinensis (Ambon King-parrot)
  • Alisterus chloropterus
  • Alisterus scapularis
  • Allactaga balikunica (Balikun Jerboa)
  • Allactaga bullata (Gobi Jerboa)
  • Allactaga elater (Small Five-toed Jerboa)
  • Allactaga euphratica (Euphrates Jerboa)
  • Allactaga firouzi (Iranian Jerboa)
  • Allactaga hotsoni (Hotson's Jerboa)
  • Allactaga major (Great Jerboa)
  • Allactaga severtzovi (Svertzov's Jerboa)
  • Allactaga sibirica (Mongolian Five-toed Jerboa)
  • Allactaga tetradactyla (Four-toed Jerboa)
  • Allactaga vinogradovi (Vinogradov's Jerboa)
  • Allactodipus bobrinskii (Bobrinski's Jerboa)
  • Allagrapha aerea
  • Allajulus caeruleocinctus (A Millipede)
  • Allanaspides helonomus (Syncarid Shrimp)
  • Allanaspides hickmani (Hickman's Pygmy Mountain Shrimp)
  • Allandrus bifasciatus (A Fungus Weevil)
  • Allandrus populi (A Fungus Weevil)
  • Alle alle (Dovekie)
  • Alle alle (Dovekie)
  • Allenbatrachus grunniens (Frogfish)
  • Allenbatrachus reticulatus
  • Allenhyphes michaeli (A Mayfly)
  • Allenhyphes vescus (A Mayfly)
  • Allenichthys glauerti (Glauert's Frogfish)
  • Allenopithecus nigroviridis (Allen's Swamp Monkey)
  • Alligator mississippiensis (American Alligator)
  • Alligator sinensis (Chinese Alligator)
  • Allips concolor
  • Allobates femoralis
  • Allobates zaparo
  • Alloblennius anuchalis
  • Alloblennius jugularis (Jugular blenny)
  • Alloblennius parvus (Dwarf blenny)
  • Alloblennius pictus
  • Allocapnia aurora (A Stonefly)
  • Allocapnia brooksi (A Stonefly)
  • Allocapnia cunninghami (A Stonefly)
  • Allocapnia curiosa (A Stonefly)
  • Allocapnia forbesi (A Stonefly)
  • Allocapnia frisoni (A Stonefly)
  • Allocapnia frumi (A Stonefly)
  • Allocapnia fumosa (A Stonefly)
  • Allocapnia granulata (A Stonefly)
  • Allocapnia harperi (A Stonefly)
  • Allocapnia illinoensis (A Stonefly)
  • Allocapnia indianae (A Stonefly)
  • Allocapnia jeanae (A Winter Stonefly)
  • Allocapnia loshada (A Stonefly)
  • Allocapnia malverna (A Small Winter Stonefly)
  • Allocapnia maria (A Stonefly)
  • Allocapnia minima (A Stonefly)
  • Allocapnia mohri (A Stonefly)
  • Allocapnia mystica (A Stonefly)
  • Allocapnia nivicola (A Stonefly)
  • Allocapnia ohioensis (A Stonefly)
  • Allocapnia oribata (A Stonefly)
  • Allocapnia ozarkana (A Winter Stonefly)
  • Allocapnia pechumani (A Stonefly)
  • Allocapnia peltoides (A Stonefly)
  • Allocapnia perplexa (A Stonefly)
  • Allocapnia polemistis (A Stonefly)
  • Allocapnia pygmaea (A Spring Stonefly)
  • Allocapnia recta (A Stonefly)
  • Allocapnia rickeri (A Stonefly)
  • Allocapnia sandersoni (A Stonefly)
  • Allocapnia sequatchie (A Stonefly)
  • Allocapnia simmonsi (Simmons' Slender Winter Stonefly)
  • Allocapnia smithi (A Stonefly)
  • Allocapnia stannardi (A Stonefly)
  • Allocapnia starki (A Stonefly)
  • Allocapnia tennessa (A Stonefly)
  • Allocapnia unzickeri (A Stonefly)
  • Allocapnia virginiana (A Stonefly)
  • Allocapnia vivipara (A Stonefly)
  • Allocapnia warreni (A Winter Stonefly)
  • Allocapnia wrayi (A Stonefly)
  • Allocapnia zola (A Stonefly)
  • Allocareproctus jordani
  • Allocebus trichotis (Hairy-eared Dwarf Lemur)
  • Allocentrotus fragilis (Fragile red urchin)
  • Allocharopa erskinensis
  • Allocharopa okeana
  • Allocharopa tarravillensis
  • Allochroa bronnii (A Terrestrial Snail)
  • Allochromis welcommei
  • Alloclinus holderi (Island Kelpfish)
  • Allocrangonyx hubrichti (Central Missouri Cave Amphipod)
  • Allocrangonyx pellucidus (Oklahoma Cave Amphipod)
  • Allocricetulus curtatus (Mongolian Hamster)
  • Allocricetulus eversmanni (Eversmann's Hamster)
  • Allocyttus folletti (Oxeye Oreo)
  • Allocyttus guineensisin
  • Allocyttus niger (Black oreo)
  • Allocyttus verrucosus (Coster Dory)
  • Allodiaptomus satanas
  • Allodontichthys hubbsi (Whitepatched splitfin)
  • Allodontichthys polylepis
  • Allodontichthys tamazulae (Tuxpan splitfin)
  • Allodontichthys zonistius
  • Alloeocarpa bacca
  • Alloeocarpa bridgesi
  • Alloeocarpa incrustans
  • Allognathus graellsianus
  • Allogona lombardii (Selway Forestsnail)
  • Allogona profunda (Broad-banded Forestsnail)
  • Allogona ptychophora (Idaho Forestsnail)
  • Allogona ptychophora (Dry Land Forestsnail)
  • Allogona townsendiana (Oregon Forestsnail)
  • Alloheterandria caliensis
  • Alloheterandria nigroventralis
  • Allolumpenus hypochromus (Y-prickleback, Y-Prickleback)
  • Allomicrodesmus dorotheae (Dorothea's wriggler)
  • Allomycterus pilatus (Porcupinefish, Porcupinefish)
  • Allomycterus whiteleyi
  • Allomyia thomasi (A Caddisfly)
  • Allomyia tripunctata (A Caddisfly)
  • Allonemobius allardi (Allard's Ground Cricket)
  • Allonemobius fasciatus (Striped Ground Cricket)
  • Allonemobius griseus (Gray Ground Cricket)
  • Allonemobius griseus (A Cricket)
  • Allonemobius maculatus (Spotted Ground Cricket)
  • Allonemobius tinnulus (Tinkling Ground Cricket)
  • Alloophorus robustus (Bulldog Goodeid)
  • Allopeas clavulinum (Spike Awlsnail)
  • Allopeas gracile (Graceful Awlsnail)
  • Allopeas mauritianum (Oahu Treesnail, Pupu Kuahiwi, Mauritian Awlsnail)
  • Alloperla acadiana (A Stonefly)
  • Alloperla aracoma (A Stonefly)
  • Alloperla atlantica (A Stonefly)
  • Alloperla banksi (A Stonefly)
  • Alloperla biserrata (A Stonefly)
  • Alloperla caddo (A Stonefly)
  • Alloperla caudata (A Stonefly)
  • Alloperla chandleri (A Stonefly)
  • Alloperla chloris (A Stonefly)
  • Alloperla concolor (A Stonefly)
  • Alloperla delicata (A Stonefly)
  • Alloperla fraterna (A Stonefly)
  • Alloperla furcula (A Stonefly)
  • Alloperla hamata (A Spring Stonefly)
  • Alloperla idei (A Stonefly)
  • Alloperla imbecilla (A Stonefly)
  • Alloperla lenati (A Stonefly)
  • Alloperla leonarda (A Spring Stonefly)
  • Alloperla medveda (A Stonefly)
  • Alloperla nanina (A Stonefly)
  • Alloperla natchez (Natchez Stonefly)
  • Alloperla neglecta (A Stonefly)
  • Alloperla ouachita (A Stonefly)
  • Alloperla pilosa (A Stonefly)
  • Alloperla roberti (Robert's Alloperlan Stonefly)
  • Alloperla serrata (A Stonefly)
  • Alloperla severa (A Stonefly)
  • Alloperla usa (A Stonefly)
  • Alloperla voinae (A Stonefly)
  • Alloperla vostocki (A Stonefly)
  • Alloperla vostoki (A Stonefly)
  • Allophryne ruthveni
  • Allopodops mississippiensis (Mississippi Turtle Bug)
  • Allorhizucha campioni
  • Allosmerus elongatus (Whitebait Smelt)
  • Allotaius spariformis (Cape Moreton Sea Bream)
  • Allotexiweckelia hirsuta (A Cave Obligate Amphipod)
  • Allothunnus fallai (Slender Tuna)
  • Allotoca catarinae
  • Allotoca diazi
  • Allotoca dugesii (Opal allotoca)
  • Allotoca goslinei (Banded allotoca)
  • Allotoca maculata (Blackspot allotoca)
  • Allotoca meeki
  • Allotoca zacapuensis
  • Allotria elonympha
  • Allygus atomarius
  • Alobates pensylvanicus (A Darkling Beetle)
  • Aloconota diversiseta (A Rove Beetle)
  • Aloconota insecta (A Beetle)
  • Aloconota neospelea (A Longhorned Beetle)
  • Aloeides caledoni
  • Aloeides carolynnae
  • Aloeides dentatis
  • Aloeides egerides
  • Aloeides kaplani
  • Aloeides lutescens
  • Aloeides merces
  • Aloeides nollothi
  • Aloeides nubilus
  • Aloeides pringlei
  • Aloeides rossouwi
  • Alona hercegovinae
  • Alona sketi
  • Alona smirnovi
  • Alopex lagopus (Arctic Fox, Arctic Fox, Arctic Fox, Pribilof Island Arctic Fox)
  • Alopex lagopus (Pribilof Island Arctic Fox)
  • Alophoixus affinis
  • Alophoixus bres
  • Alophoixus finschii
  • Alophoixus flaveolus
  • Alophoixus ochraceus
  • Alophoixus pallidus
  • Alophoixus phaeocephalus
  • Alopia bielzii
  • Alopias pelagicus (Pelagic Thresher Shark)
  • Alopias superciliosus (Bigeye Thresher, Thresher Shark, Whiptail, Long-Tailed Shark)
  • Alopias vulpinus (Thresher Shark, Common Thresher, Fox Shark, Sea Fox, Swiveltail, Thrasher)
  • Alopochen aegyptiacus (Egyptian Goose)
  • Alopochen mauritianus (Mauritian Shelduck)
  • Alosa aestivalis (Blueback Herring)
  • Alosa agone (Twaite shad)
  • Alosa alabamae (Alabama Shad)
  • Alosa alosa (Alice Shad, Allis Shad)
  • Alosa braschnikowi (Caspian marine shad)
  • Alosa caspia (Caspian shad)
  • Alosa caspia (Enzeli shad)
  • Alosa caspia (Astrabad shad)
  • Alosa chrysochloris (Blue Herring, Golden Shad, Green Herring, River Herring, Skipjack, Skipjack Herring, Skipjack Shad)
  • Alosa curensis
  • Alosa fallax (Mediterranean shad)
  • Alosa immaculata
  • Alosa killarnensis
  • Alosa macedonica (Macedonia shad)
  • Alosa maeotica (Black Sea Shad)
  • Alosa mediocris (Hickory Shad)
  • Alosa pontica (Pontic Shad)
  • Alosa pseudoharengus (Alewife, Bigeye Herring, Branch Herring, Freshwater Herring, Gray Herring, Grayback, Kyack, Sawbelly, White Herring)
  • Alosa sapidissima (American Shad)
  • Alosa saposchnikowii (Saposhnikovi Shad)
  • Alosa sphaerocephala (Agrakhan Shad)
  • Alosa suworowi
  • Alosa tanaica (Azov Shad)
  • Alosa vistonica
  • Alosa volgensis (Caspian anadromous shad)
  • Alouatta belzebul (Red-handed Howler Monkey)
  • Alouatta caraya (Black Howler Monkey)
  • Alouatta coibensis (Coiba Howler Monkey)
  • Alouatta fusca (Brown Howler Monkey)
  • Alouatta palliata (Mantled Howler Monkey)
  • Alouatta pigra (Mexican Black Howler Monkey)
  • Alouatta sara (Bolivian Red Howler Monkey)
  • Alouatta seniculus (Red Howler Monkey)
  • Alphestes afer (Mutton Hamlet)
  • Alphestes immaculatus (Pacific Mutton Hamlet)
  • Alphestes multiguttatus (Rivulated Mutton Hamlet)
  • Alphitobius diaperinus (Lesser Mealworm, A Darkling Beetle)
  • Alphitobius laevigatus (Black Fungus Beetle, A Darkling Beetle)
  • Alphitophagus bifasciatus (A Darkling Beetle)
  • Alsodes australis
  • Alsodes barrioi
  • Alsodes gargola
  • Alsodes hugoi
  • Alsodes kaweshkari
  • Alsodes laevis
  • Alsodes montanus
  • Alsodes monticola
  • Alsodes nodosus
  • Alsodes pehuenche
  • Alsodes tumultuosus
  • Alsodes valdiviensis
  • Alsodes vanzolinii
  • Alsodes verrucosus
  • Alsodes vittatus
  • Alsophila pometaria (Fall Cankerworm Moth)
  • Alsophis antiguae (Antiguan Racer)
  • Alsophis ater (Black Racer)
  • Alsophis biseralis (Galapagos Racer)
  • Alsophis portoricensis (Puerto Rican Racer)
  • Alsophis rijersmai (Leeward Island Racer)
  • Alsophis rufiventris (Red-bellied Racer)
  • Alsophis sancticrucis (St. Croix Racer)
  • Altica aeneola (A Leaf Beetle)
  • Altica ambiens (A Leaf Beetle)
  • Altica bimarginata (A Leaf Beetle)
  • Altica browni (A Leaf Beetle)
  • Altica carinata (A Leaf Beetle)
  • Altica chalybaea (A Leaf Beetle)
  • Altica corni (A Leaf Beetle)
  • Altica elongatula (A Leaf Beetle)
  • Altica foliaceae (A Leaf Beetle)
  • Altica ignita (A Leaf Beetle)
  • Altica kalmiae (A Leaf Beetle)
  • Altica litigata (A Leaf Beetle)
  • Altica nancyae (A Flea Beetle)
  • Altica populi (A Leaf Beetle)
  • Altica ribis (A Leaf Beetle)
  • Altica rosae (A Leaf Beetle)
  • Altica subplicata (A Leaf Beetle)
  • Altica sylvia (A Leaf Beetle)
  • Altica tombacina (A Leaf Beetle)
  • Altica ulmi (A Leaf Beetle)
  • Altica woodsi (A Leaf Beetle)
  • Alticola albicauda (White-tailed Mountain Vole)
  • Alticola argentatus (Silver Mountain Vole)
  • Alticola barakshin (Gobi Altai Mountain Vole)
  • Alticola lemminus (Lemming Vole)
  • Alticola macrotis (Large-eared Vole)
  • Alticola montosa (Central Kashmir Vole)
  • Alticola roylei (Royle's Mountain Vole)
  • Alticola semicanus (Mongolian Silver Vole)
  • Alticola stoliczkanus (Stoliczka's Mountain Vole)
  • Alticola stracheyi (Strachey's Mountain Vole)
  • Alticola strelzowi (Flat-headed Vole)
  • Alticola tuvinicus (Tuva Silver Vole)
  • Alticorpus macrocleithrum
  • Alticorpus mentale
  • Alticorpus pectinatum
  • Alticorpus peterdaviesi
  • Alticorpus profundicola
  • Alticus anjouanae
  • Alticus arnoldorum (Pacific leaping blenny)
  • Alticus kirkii (Kirk's blenny)
  • Alticus monochrus
  • Alticus montanoi
  • Alticus saliens (Jumping Blenny, Jumping Blenny)
  • Alticus sertatus
  • Alticus simplicirrus
  • Altigius alios
  • Altiphrynoides malcolmi
  • Altolamprologus calvus
  • Altolamprologus compressiceps (Compressed Cichlid)
  • Altrichthys azurelineatus (Azure damsel)
  • Altrichthys curatus
  • Alucita hexadactyla (Six-plume Moth)
  • Aluterus heudelotii (Dotterel Filefish)
  • Aluterus maculosus
  • Aluterus monoceros (Unicorn Filefish)
  • Aluterus schoepfi (Orange Filefish)
  • Aluterus schoepfii (Orange filefish)
  • Aluterus scriptus (Scrawled Filefish, Unicornfish)
  • Aluterus velutinus
  • Alypia langtoni (Fireweed Caterpillar, Langton's Forester, Langtons Forester)
  • Alypia octomaculata (Eightspotted Forester, Eight Spotted Forrester)
  • Alytes cisternasii
  • Alytes dickhilleni (Betic Midwife Toad)
  • Alytes maurus
  • Alytes muletensis (Mallorcan Midwife Toad)
  • Alytes obstetricans
  • Alzoniella hartwigschuetti
  • Amadina erythrocephala
  • Amadina fasciata
  • Amalocichla incerta
  • Amalocichla sclateriana
  • Amalus scortillum (A Weevil)
  • Amandava amandava (Red Avadavat)
  • Amandava formosa (Green Avadavat)
  • Amandava subflava
  • Amanipodagrion gilliesi
  • Amanses scopas (Broom Filefish, Broom Filefish)
  • Amara aenea (Ground Beetle)
  • Amara aeneopolita (Ground Beetle)
  • Amara alpina (Ground Beetle)
  • Amara angustata (Ground Beetle)
  • Amara apricaria (Ground Beetle)
  • Amara apricarius (A Ground Beetle)
  • Amara avida (Ground Beetle)
  • Amara carinata (Ground Beetle)
  • Amara carinatus (A Ground Beetle)
  • Amara chalcea (A Ground Beetle)
  • Amara convexa (Ground Beetle)
  • Amara cupreolata (A Ground Beetle)
  • Amara discors (A Ground Beetle)
  • Amara ellipsis (Ground Beetle)
  • Amara erraticus (A Ground Beetle)
  • Amara exarata (Ground Beetle)
  • Amara familiaris (Ground Beetle)
  • Amara farcta (A Ground Beetle)
  • Amara glacialis (Ground Beetle)
  • Amara hyperborea (Ground Beetle)
  • Amara impuncticollis (Ground Beetle)
  • Amara lacustris (A Ground Beetle)
  • Amara laevipennis (A Ground Beetle)
  • Amara latior (A Ground Beetle)
  • Amara littoralis (A Ground Beetle)
  • Amara lunicollis (Ground Beetle)
  • Amara musculis (Ground Beetle)
  • Amara obesa (A Ground Beetle)
  • Amara pallipes (Ground Beetle)
  • Amara patruelis (Ground Beetle)
  • Amara pensylvanica (Ground Beetle)
  • Amara quenseli (Ground Beetle)
  • Amara rubrica (Ground Beetle)
  • Amara schwarzi (Ground Beetle)
  • Amara sinuosa (Ground Beetle)
  • Amara torrida (Ground Beetle)
  • Amaralia hypsiura
  • Amarginops hildae (Hilda's grunter)
  • Amarginops platus
  • Amarsipus carlsbergi
  • Amastra aemulator (Amastrid Land Snail)
  • Amastra affinis (Amastrid Land Snail)
  • Amastra agglutinans (Amastrid Land Snail)
  • Amastra albocincta (Amastrid Land Snail)
  • Amastra albolabris (Amastrid Land Snail)
  • Amastra amicta (Amastrid Land Snail)
  • Amastra anthonii (Amastrid Land Snail)
  • Amastra antiqua (A Terrestrial Snail)
  • Amastra assimilis (Amastrid Land Snail)
  • Amastra aurostoma (Amastrid Land Snail)
  • Amastra badia (Amastrid Land Snail)
  • Amastra baldwiniana (Amastrid Land Snail)
  • Amastra biplicata (Amastrid Land Snail)
  • Amastra borcherdingi (Amastrid Land Snail)
  • Amastra breviata (Amastrid Land Snail)
  • Amastra caputadamantis (A Terrestrial Snail)
  • Amastra conica (Amastrid Land Snail)
  • Amastra conifera (Amastrid Land Snail)
  • Amastra cornea (Amastrid Land Snail)
  • Amastra crassilabrum (Amastrid Land Snail)
  • Amastra cyclostoma (Amastrid Land Snail)
  • Amastra cylindrica (Amastrid Land Snail)
  • Amastra davisiana (Amastrid Land Snail)
  • Amastra decorticata (Amastrid Land Snail)
  • Amastra delicata (Amastrid Land Snail)
  • Amastra durandi (Amastrid Land Snail)
  • Amastra dwightii (Amastrid Land Snail)
  • Amastra elegantula (Amastrid Land Snail)
  • Amastra elephantina (Amastrid Land Snail)
  • Amastra elliptica (Amastrid Land Snail)
  • Amastra elongata (Amastrid Land Snail)
  • Amastra eos (Amastrid Land Snail)
  • Amastra extincta (A Terrestrial Snail)
  • Amastra farcimen (Amastrid Land Snail)
  • Amastra flavescens (Amastrid Land Snail)
  • Amastra flemingi (A Terrestrial Snail)
  • Amastra forbesi (Amastrid Land Snail)
  • Amastra fossilis (A Terrestrial Snail)
  • Amastra fragilis (Amastrid Land Snail)
  • Amastra fragosa (A Terrestrial Snail)
  • Amastra fraterna (Amastrid Land Snail)
  • Amastra globosa (Amastrid Land Snail)
  • Amastra goniops (Amastrid Land Snail)
  • Amastra gouveii (Amastrid Land Snail)
  • Amastra grayana (Amastrid Land Snail)
  • Amastra gulickana (Amastrid Land Snail)
  • Amastra hawaiiensis (Amastrid Land Snail)
  • Amastra hitchcocki (A Terrestrial Snail)
  • Amastra humilis (Amastrid Land Snail)
  • Amastra hutchinsonii (Amastrid Land Snail)
  • Amastra implicata (Amastrid Land Snail)
  • Amastra inflata (Amastrid Land Snail)
  • Amastra inopinata (Amastrid Land Snail)
  • Amastra irwiniana (Amastrid Land Snail)
  • Amastra johnsoni (Amastrid Land Snail)
  • Amastra juddii (Amastrid Land Snail)
  • Amastra kalamaulensis (Amastrid Land Snail)
  • Amastra kauaiensis (Amastrid Land Snail)
  • Amastra kaunakakaiensis (Amastrid Land Snail)
  • Amastra knudseni (Amastrid Land Snail)
  • Amastra laeva (Amastrid Land Snail)
  • Amastra lahainana (Amastrid Land Snail)
  • Amastra lineolata (Amastrid Land Snail)
  • Amastra luctuosa (Amastrid Land Snail)
  • Amastra magna (Amastrid Land Snail)
  • Amastra makawaoensis (Amastrid Land Snail)
  • Amastra malleata (Amastrid Land Snail)
  • Amastra mastersi (Amastrid Land Snail)
  • Amastra melanosis (Amastrid Land Snail)
  • Amastra metamorpha (Amastrid Land Snail)
  • Amastra micans (Amastrid Land Snail)
  • Amastra mirabilis (Amastrid Land Snail)
  • Amastra modesta (Amastrid Land Snail)
  • Amastra modicella (Amastrid Land Snail)
  • Amastra moesta (Amastrid Land Snail)
  • Amastra montagui (Amastrid Land Snail)
  • Amastra montana (Amastrid Land Snail)
  • Amastra montivaga (Amastrid Land Snail)
  • Amastra morticina (A Terrestrial Snail)
  • Amastra mucronata (Amastrid Land Snail)
  • Amastra nana (Amastrid Land Snail)
  • Amastra nannodes (Amastrid Land Snail)
  • Amastra neglecta (Amastrid Land Snail)
  • Amastra nigra (Amastrid Land Snail)
  • Amastra nubifera (Amastrid Land Snail)
  • Amastra nubigena (Amastrid Land Snail)
  • Amastra nubilosa (Amastrid Land Snail)
  • Amastra nucleola (Amastrid Land Snail)
  • Amastra nucula (Amastrid Land Snail)
  • Amastra obesa (Amastrid Land Snail)
  • Amastra oswaldi (Amastrid Land Snail)
  • Amastra ovatula (Amastrid Land Snail (Fossil))
  • Amastra pagodula (A Terrestrial Snail)
  • Amastra paulula (A Terrestrial Snail)
  • Amastra peasei (Amastrid Land Snail)
  • Amastra pellucida (Amastrid Land Snail)
  • Amastra perversa (A Terrestrial Snail)
  • Amastra petricola (Amastrid Land Snail)
  • Amastra pilsbryi (Amastrid Land Snail)
  • Amastra porcus (Amastrid Land Snail)
  • Amastra porphyrostoma (Amastrid Land Snail)
  • Amastra praeopima (Amastrid Land Snail)
  • Amastra problematica (Amastrid Land Snail)
  • Amastra pullata (Amastrid Land Snail)
  • Amastra pusilla (Amastrid Land Snail)
  • Amastra reticulata (Amastrid Land Snail)
  • Amastra ricei (Amastrid Land Snail)
  • Amastra rubens (Amastrid Land Snail)
  • Amastra rubida (Amastrid Land Snail)
  • Amastra rubristoma (Amastrid Land Snail)
  • Amastra rugulosa (Amastrid Land Snail)
  • Amastra seminigra (Amastrid Land Snail)
  • Amastra seminuda (Amastrid Land Snail)
  • Amastra senilis (A Terrestrial Snail)
  • Amastra sericea (Amastrid Land Snail)
  • Amastra similaris (A Terrestrial Snail)
  • Amastra sinistrorsa (A Terrestrial Snail)
  • Amastra sola (Amastrid Land Snail)
  • Amastra soror (Amastrid Land Snail)
  • Amastra spaldingi (Amastrid Land Snail)
  • Amastra sphaerica (Amastrid Land Snail)
  • Amastra spicula (Amastrid Land Snail)
  • Amastra spirizona (Amastrid Land Snail)
  • Amastra subcornea (A Terrestrial Snail)
  • Amastra subcrassilabris (Amastrid Land Snail)
  • Amastra subobscura (Amastrid Land Snail)
  • Amastra subrostrata (Amastrid Land Snail)
  • Amastra subsoror (Amastrid Land Snail)
  • Amastra sykesi (Amastrid Land Snail)
  • Amastra tenuilabris (Amastrid Land Snail)
  • Amastra tenuispira (Amastrid Land Snail)
  • Amastra textilis (Amastrid Land Snail)
  • Amastra thaanumi (Amastrid Land Snail)
  • Amastra thurstoni (A Terrestrial Snail)
  • Amastra transversalis (Amastrid Land Snail)
  • Amastra tricincta (Amastrid Land Snail)
  • Amastra tristis (Amastrid Land Snail)
  • Amastra turritella (Amastrid Land Snail)
  • Amastra ultima (Amastrid Land Snail)
  • Amastra umbilicata (Amastrid Land Snail)
  • Amastra undata (Amastrid Land Snail)
  • Amastra uniplicata (Amastrid Land Snail)
  • Amastra variegata (Amastrid Land Snail)
  • Amastra vetusta (A Terrestrial Snail)
  • Amastra violacea (Amastrid Land Snail)
  • Amastra viriosa (Amastrid Land Snail)
  • Amastra whitei (Amastrid Land Snail)
  • Amastridium veliferum
  • Amauris comorana (Comoro Friar)
  • Amauris nossima (Madagascan Friar)
  • Amauris phoedon (Mauritian Friar)
  • Amaurocichla bocagii
  • Amaurolimnas concolor
  • Amaurornis akool
  • Amaurornis bicolor
  • Amaurornis flavirostra
  • Amaurornis isabellinus
  • Amaurornis moluccanus
  • Amaurornis olivaceus
  • Amaurornis olivieri (Olivier's Crake)
  • Amaurornis phoenicurus (White-breasted Waterhen)
  • Amaurospiza concolor
  • Amaurospiza moesta (Blackish-blue Seedeater)
  • Amaurospiza relicta (Slate-blue Seedeater)
  • Amazilia amabilis
  • Amazilia amazilia
  • Amazilia beryllina (Berylline Hummingbird)
  • Amazilia boucardi (Mangrove Hummingbird)
  • Amazilia candida
  • Amazilia castaneiventris (Chestnut-bellied Hummingbird)
  • Amazilia chionogaster
  • Amazilia chionopectus
  • Amazilia cyanifrons
  • Amazilia cyanocephala
  • Amazilia cyanura
  • Amazilia decora
  • Amazilia distans
  • Amazilia edward
  • Amazilia fimbriata
  • Amazilia franciae
  • Amazilia lactea
  • Amazilia leucogaster
  • Amazilia luciae (Honduran Emerald)
  • Amazilia rosenbergi
  • Amazilia rutila
  • Amazilia saucerrottei (Steely-vented Hummingbird)
  • Amazilia tobaci
  • Amazilia tzacatl (Rufous-tailed Hummingbird)
  • Amazilia versicolor
  • Amazilia verticalis
  • Amazilia violiceps (Violet-crowned Hummingbird)
  • Amazilia viridicauda
  • Amazilia viridifrons
  • Amazilia viridigaster
  • Amazilia yucatanensis (Buff-bellied Hummingbird)
  • Amazilia yucatanensis (Buff-bellied Hummingbird)
  • Amazona aestiva
  • Amazona agilis (Black-billed Amazon)
  • Amazona albifrons (White-fronted Parrot)
  • Amazona amazonica (Orange-winged Amazon Parrot)
  • Amazona arausiaca (Red-necked Parrot)
  • Amazona auropalliata
  • Amazona autumnalis (Red-lored Parrot)
  • Amazona barbadensis (Yellow-shouldered Amazon)
  • Amazona brasiliensis (Red-tailed Parrot)
  • Amazona collaria (Yellow-billed Amazon)
  • Amazona dufresniana (Blue-cheeked Amazon)
  • Amazona farinosa (Mealy Parrot)
  • Amazona festiva
  • Amazona finschi (Lilac-crowned Amazon)
  • Amazona guildingii (St. Vincent Parrot)
  • Amazona imperialis (Imperial Parrot)
  • Amazona kawalli
  • Amazona leucocephala (Bahaman Parrot, Cuban Parrot)
  • Amazona mercenaria
  • Amazona ochrocephala (Yellow-crowned Parrot)
  • Amazona oratrix (Yellow-headed Parrot)
  • Amazona pretrei (Red-spectacled Parrot)
  • Amazona rhodocorytha (Red-browed Parrot)
  • Amazona tucumana
  • Amazona ventralis (Hispaniolan Parrot)
  • Amazona versicolor (St. Lucia Parrot)
  • Amazona vinacea (Vinaceous-breasted Parrot)
  • Amazona viridigenalis (Red-crowned Parrot)
  • Amazona vittata (Puerto Rican Parrot)
  • Amazona xantholora
  • Amazona xanthops (Yellow-faced Amazon)
  • Amazonetta brasiliensis
  • Amazonsprattus scintilla (Rio Negro Pygmy Anchovy)
  • Ambassis agassizi (Agassiz's Perchlet)
  • Ambassis agassizii (Agassiz's olive glassfish)
  • Ambassis agrammus (Sailfin glass perchlet)
  • Ambassis ambassis (Commerson's glassy)
  • Ambassis buruensis (East Indian Glassfish, Melanesian Glassfish)
  • Ambassis buton (Buton glassy perchlet)
  • Ambassis dussumieri (Malabar glassy perchlet)
  • Ambassis elongatus (Yellowfin glassfish)
  • Ambassis fontoynonti
  • Ambassis gymnocephalus (Bald Glassy, Bald Glassy)
  • Ambassis interrupta (Long-spined glass perchlet)
  • Ambassis jacksoniensis (Port Jackson perchlet)
  • Ambassis kopsii (Freckled hawkfish)
  • Ambassis macleayi (Macleay's glass perchlet)
  • Ambassis macracanthus (Estuarine glass perchlet)
  • Ambassis marianus (Estuary perchlet)
  • Ambassis miops (Lafa Glassfish)
  • Ambassis muelleri (Mueller's glassfish)
  • Ambassis nalua (Scalloped perchlet)
  • Ambassis natalensis (Slender Glassy, Slender Glassy)
  • Ambassis thermalis (Hot Spring Glassy Perchlet)
  • Ambassis urotaenia (Bandedtail Glassy Perchlet, Bandedtail Glassy Perchlet)
  • Ambassis vachellii (Vachelli's glass perchlet)
  • Ambiserrula jugosa
  • Amblema elliottii (Coosa Fiveridge)
  • Amblema neislerii (Fat Three-ridge, Fat Threeridge)
  • Amblema plicata (Threeridge)
  • Amblonyx cinereus (Oriental Small-clawed Otter)
  • Ambloplites ariommus (Shadow Bass)
  • Ambloplites ariommus (Shadow Bass)
  • Ambloplites cavifrons (Roanoke Bass)
  • Ambloplites constellatus (Ozark Bass)
  • Ambloplites rupestris (Rock Bass)
  • Amblyceps caecutiens
  • Amblyceps foratum
  • Amblyceps laticeps
  • Amblyceps macropterus
  • Amblyceps mangois (Indian torrent catfish)
  • Amblyceps mucronatum
  • Amblyceps murraystuarti
  • Amblyceps platycephalus
  • Amblyceps serratum
  • Amblyceps tenuispinis
  • Amblyceps variegatum
  • Amblycercus holosericeus
  • Amblychaeturichthys hexanema
  • Amblychaeturichthys sciistius
  • Amblycheila baroni (Montane Giant Tiger Beetle)
  • Amblycheila cylindriformis (Great Plains Giant Tiger Beetle)
  • Amblycheila hoversoni (South Texas Giant Tiger Beetle)
  • Amblycheila picolominii (Plateau GiantTiger Beetle)
  • Amblycheila schwarzi (Mojave Giant Tiger Beetle)
  • Amblycirrhitus bimacula (Twospot hawkfish)
  • Amblycirrhitus earnshawi
  • Amblycirrhitus oxyrhynchos
  • Amblycirrhitus pinos (Redspotted Hawkfish)
  • Amblycirrhitus unimacula
  • Amblycorypha oblongifolia (Oblong-winged Katydid)
  • Amblycorypha rotundifolia (Round-winged Katydid)
  • Amblycorypha uhleri (A Katydid)
  • Amblyderus granularis (A Antlike Flower Beetle)
  • Amblyderus pallens (A Antlike Flower Beetle)
  • Amblyderus triplehorni (Great Sand Dunes Anthicid Beetle)
  • Amblyderus werneri (Great Sand Dunes Anthicid Beetle)
  • Amblydoras bolivarensis
  • Amblydoras gonzalezi
  • Amblydoras hancockii (Hancock's Amblydoras)
  • Amblydoras monitor
  • Amblydoras nauticus
  • Amblyeleotris arcupinna
  • Amblyeleotris aurora (Pinkbar goby)
  • Amblyeleotris bellicauda
  • Amblyeleotris biguttata
  • Amblyeleotris callopareia
  • Amblyeleotris delicatulus
  • Amblyeleotris diagonalis
  • Amblyeleotris downingi (Downing's shrimpgoby)
  • Amblyeleotris ellipse
  • Amblyeleotris fasciata (Red-banded prawn-goby)
  • Amblyeleotris fontanesii (Giant prawn-goby)
  • Amblyeleotris guttata (Spotted prawn-goby)
  • Amblyeleotris gymnocephala (Masked shrimpgoby)
  • Amblyeleotris harrisorum
  • Amblyeleotris japonica
  • Amblyeleotris katherine
  • Amblyeleotris latifasciata
  • Amblyeleotris macronema
  • Amblyeleotris marquesas
  • Amblyeleotris masuii
  • Amblyeleotris melanocephala
  • Amblyeleotris novaecaledoniae
  • Amblyeleotris ogasawarensis
  • Amblyeleotris periophthalma (Periophthalma prawn-goby)
  • Amblyeleotris randalli (Randall's prawn-goby)
  • Amblyeleotris rhyax (Volcano shrimpgoby)
  • Amblyeleotris rubrimarginata
  • Amblyeleotris steinitzi (Steinitz' prawn-goby)
  • Amblyeleotris stenotaeniata
  • Amblyeleotris sungami (Magnus' prawn-goby)
  • Amblyeleotris triguttata (Triplespot shrimpgoby)
  • Amblyeleotris wheeleri (Gorgeous prawn-goby)
  • Amblyeleotris yanoi (Flagtail shrimpgoby)
  • Amblygaster clupeoides (Bleeker's Smoothbelly Sardinella)
  • Amblygaster leiogaster (Smoothbelly Sardinella)
  • Amblygaster sirm (Spotted Sardinella)
  • Amblyglyphidodon aureus (Golden Damselfish, Golden Devil)
  • Amblyglyphidodon batunai
  • Amblyglyphidodon curacao (Clouded Damselfish, Staghorn Damselfish)
  • Amblyglyphidodon flavilatus (Yellowfin damsel)
  • Amblyglyphidodon indicus
  • Amblyglyphidodon leucogaster (Goldenscaled Damselfish, Whitebelly Damselfish, Yellowbelly Damselfish, Yellowbelly Devil)
  • Amblyglyphidodon melanopterus
  • Amblyglyphidodon orbicularis
  • Amblyglyphidodon ternatensis (Ternate damsel)
  • Amblygobius albimaculatus (Butterfly goby)
  • Amblygobius buanensis (Buan goby)
  • Amblygobius bynoensis (Bynoe's Goby, Bynoe's Goby)
  • Amblygobius decussatus (Orange-striped goby)
  • Amblygobius esakiae (Snoutspot goby)
  • Amblygobius hectori (Hector's goby)
  • Amblygobius linki (Link's goby)
  • Amblygobius magnusi
  • Amblygobius nocturnus (Nocturn goby)
  • Amblygobius phalaena (Banded goby)
  • Amblygobius rainfordi (Old glory)
  • Amblygobius semicinctus
  • Amblygobius sewardii
  • Amblygobius sphynx (Sphinx Goby, Sphinx Goby)
  • Amblygobius stethophthalmus
  • Amblygobius tekomaji
  • Amblyomma americanum (Lone Star Tick)
  • Amblyopone pallipes (An Ant)
  • Amblyopone trigonignatha (An Ant)
  • Amblyopsis rosae (Ozark Cavefish)
  • Amblyopsis spelaea (Northern Cavefish)
  • Amblyornis flavifrons (Golden-fronted Bowerbird)
  • Amblyornis inornatus
  • Amblyornis macgregoriae
  • Amblyornis subalaris
  • Amblyospiza albifrons
  • Amblyotrypauchen arctocephalus
  • Amblypharyngodon atkinsonii (Burmese carplet)
  • Amblypharyngodon chakaiensis (Veli Lake carplet)
  • Amblypharyngodon chulabhornae
  • Amblypharyngodon chulabornae
  • Amblypharyngodon curacao
  • Amblypharyngodon melettinus (Attentive carplet)
  • Amblypharyngodon microlepis (Indian carplet)
  • Amblypharyngodon mola (Mola carplet)
  • Amblypomacentrus breviceps (Black-banded demoiselle)
  • Amblypomacentrus clarus
  • Amblyptilia pica
  • Amblyraja badia (Broad Skate)
  • Amblyraja doellojuradoi (Southern thorny skate)
  • Amblyraja frerichsi (Thickbody skate)
  • Amblyraja georgiana (Antarctic starry skate)
  • Amblyraja hyperborea (Arctic Skate, Artic Skate, Darkbelly Skate)
  • Amblyraja jenseni (Shorttail Skate)
  • Amblyraja radiata (Thorny Skate)
  • Amblyraja reversa (Reversed skate)
  • Amblyraja robertsi (Bigmouth skate)
  • Amblyraja taaf (Whiteleg skate)
  • Amblyramphus holosericeus
  • Amblyrhiza inundata
  • Amblyrhynchichthys truncatus
  • Amblyrhynchotes honckenii (Evileyed Blaasop, Evileyed Blaasop)
  • Amblyrhynchotes rufopunctatus
  • Amblyrhynchus cristatus (Galapagos Marine Iguana)
  • Amblyrhynchus cristatus (Galapagos Marine Iguana)
  • Amblyscirtes aenus (Bronze Roadside-skipper)
  • Amblyscirtes aesculapius (Lace-winged Roadside-skipper)
  • Amblyscirtes alternata (Dusky Roadside-skipper)
  • Amblyscirtes belli (Bell's Roadside-skipper)
  • Amblyscirtes carolina (Carolina Roadside-skipper)
  • Amblyscirtes cassus (Cassus Roadside-skipper)
  • Amblyscirtes celia (Celia's Roadside-skipper)
  • Amblyscirtes elissa (Elissa Roadside-skipper)
  • Amblyscirtes eos (Dotted Roadside-skipper)
  • Amblyscirtes exoteria (Large Roadside-skipper)
  • Amblyscirtes fimbriata (Orange-edged Roadside-skipper)
  • Amblyscirtes hegon (Pepper and Salt Skipper)
  • Amblyscirtes linda (Linda's Roadside-skipper)
  • Amblyscirtes nereus (Slaty Roadside-skipper)
  • Amblyscirtes nysa (Nysa Roadside-skipper)
  • Amblyscirtes oslari (Oslar's Roadside-skipper)
  • Amblyscirtes phylace (Orange-headed Roadside-skipper)
  • Amblyscirtes reversa (Reversed Roadside-skipper)
  • Amblyscirtes simius (Simius Roadside-skipper)
  • Amblyscirtes texanae (Texas Roadside-skipper)
  • Amblyscirtes tolteca (Toltec Roadside-skipper)
  • Amblyscirtes vialis (Common Roadside-skipper)
  • Amblysellus curtisii
  • Amblysomus gunningi (Gunning's Golden Mole)
  • Amblysomus hottentotus (Hottentot Golden Mole)
  • Amblysomus iris (Zulu Golden Mole)
  • Amblysomus julianae (Juliana's Golden Mole)
  • Amblytropidia mysteca (A Glade Grasshopper)
  • Ambophthalmos angustus (Pale toadfish)
  • Ambophthalmos eurystigmatephoros
  • Ambophthalmos magnicirrus
  • Ambrysus amargosus (Ash Meadows Naucorid)
  • Ambrysus funebris (Nevares Spring Naucorid Bug)
  • Ambrysus hungerfordi (A Creeping Water Bug)
  • Ambrysus hungerfordi (A Creeping Water Bug)
  • Ambrysus mormon (Creeping Water Bug)
  • Ambystoma altamirani
  • Ambystoma amblycephalum
  • Ambystoma andersoni
  • Ambystoma annulatum (Ringed Salamander)
  • Ambystoma barbouri (Streamside Salamander)
  • Ambystoma bombypellum
  • Ambystoma californiense (California Tiger Salamander)
  • Ambystoma cingulatum (Flatwoods Salamander)
  • Ambystoma dumerilii
  • Ambystoma flavipiperatum
  • Ambystoma gracile (Northwestern Salamander)
  • Ambystoma granulosum
  • Ambystoma jeffersonianum (Jefferson Salamander)
  • Ambystoma laterale (Blue-spotted Salamander)
  • Ambystoma leorae
  • Ambystoma lermaense (Lake Lerma Salamander)
  • Ambystoma mabeei (Mabee's Salamander)
  • Ambystoma macrodactylum (Long-toed Salamander)
  • Ambystoma macrodactylum (Eastern Long-toed Salamander)
  • Ambystoma macrodactylum (Santa Cruz Long-toed Salamander)
  • Ambystoma macrodactylum (Northern Long-toed Salamander)
  • Ambystoma macrodactylum (Western Long-toed Salamander)
  • Ambystoma macrodactylum (Southern Long-toed Salamander)
  • Ambystoma maculatum (Spotted Salamander)
  • Ambystoma mavortium (Western Tiger Salamander)
  • Ambystoma mavortium (Gray Tiger Salamander)
  • Ambystoma mavortium (Barred Tiger Salamander)
  • Ambystoma mavortium (Blotched Tiger Salamander)
  • Ambystoma mavortium (Arizona Tiger Salamander)
  • Ambystoma mavortium (Sonoran Tiger Salamander)
  • Ambystoma mexicanum (Axolotl)
  • Ambystoma opacum (Marbled Salamander)
  • Ambystoma ordinarium
  • Ambystoma rivulare
  • Ambystoma rosaceum
  • Ambystoma talpoideum (Mole Salamander)
  • Ambystoma taylori
  • Ambystoma texanum (Small-mouthed Salamander, Smallmouth Salamander)
  • Ambystoma tigrinum (Eastern Tiger Salamander)
  • Ambystoma tigrinum (Gray Tiger Salamander)
  • Ambystoma tigrinum (Barred Tiger Salamander)
  • Ambystoma tigrinum (Blotched Tiger Salamander)
  • Ambystoma tigrinum (Arizona Tiger Salamander)
  • Ambystoma tigrinum (Sonoran Tiger Salamander)
  • Ambystoma tigrinum (Eastern Tiger Salamander)
  • Ambystoma velasci
  • Ameca splendens (Butterfly Splitfin)
  • Amegilla bombiformis (Teddy Bear Bee)
  • Amegilla cingulata (Blue Banded Bee)
  • Ameiurus brunneus (Snail Bullhead)
  • Ameiurus catus (White Catfish)
  • Ameiurus melas (Black Bullhead)
  • Ameiurus natalis (Yellow Bullhead)
  • Ameiurus nebulosus (Brown Bullhead)
  • Ameiurus platycephalus (Flat Bullhead)
  • Ameiurus serracanthus (Spotted Bullhead)
  • Ameiva ameiva (Giant Ameiva, South American Ground Lizard, Zandolie)
  • Ameiva chaitzami
  • Ameiva cineracea
  • Ameiva exsul (Puerto Rican Ground Lizard)
  • Ameiva festiva
  • Ameiva major (Martinique Giant Ameiva)
  • Ameiva polops (St. Croix Ground Lizard)
  • Ameiva undulata
  • Ameiva wetmorei (Blue-tailed Ground Lizard)
  • Ameletus amador (A Mayfly)
  • Ameletus andersoni (A Mayfly)
  • Ameletus bellulus (A Mayfly)
  • Ameletus browni (A Mayfly)
  • Ameletus celer (A Mayfly)
  • Ameletus cooki (A Mayfly)
  • Ameletus cryptostimulus (A Mayfly)
  • Ameletus dissitus (A Mayfly)
  • Ameletus doddsianus (A Mayfly)
  • Ameletus edmundsi (A Mayfly)
  • Ameletus exquisitus (A Mayfly)
  • Ameletus falsus (False Ameletus Mayfly)
  • Ameletus imbellis (A Mayfly)
  • Ameletus inopinatus (A Mayfly)
  • Ameletus lineatus (A Mayfly)
  • Ameletus ludens (A Mayfly)
  • Ameletus majusculus (A Mayfly)
  • Ameletus minimus (A Mayfly)
  • Ameletus oregonensis (A Mayfly)
  • Ameletus pritchardi (A Mayfly)
  • Ameletus quadratus (A Mayfly)
  • Ameletus shepherdi (A Mayfly)
  • Ameletus similior (A Mayfly)
  • Ameletus sparsatus (A Mayfly)
  • Ameletus subnotatus (A Mayfly)
  • Ameletus suffusus (A Mayfly)
  • Ameletus tarteri (A Mayfly)
  • Ameletus tertius (A Mayfly)
  • Ameletus tolae (A Mayfly)
  • Ameletus validus (A Mayfly)
  • Ameletus vancouverensis (A Mayfly)
  • Ameletus velox (A Mayfly)
  • Ameletus vernalis (A Mayfly)
  • Ameletus walleyi (A Mayfly)
  • Ameractis satis (A Cave Obligate Millipede)
  • Amercaenis ridens (A Mayfly)
  • Amergoniscus centralis (A Cave Obligate Isopod)
  • Amergoniscus curvatus (A Cave Obligate Isopod)
  • Amergoniscus georgiensis (A Cave Obligate Isopod)
  • Amergoniscus gipsocolus (A Cave Obligate Isopod)
  • Amergoniscus nicholasi (A Cave Obligate Isopod)
  • Amergoniscus paynei (A Cave Obligate Isopod)
  • Amergoniscus proximus (A Cave Obligate Isopod)
  • Americabaetis pleturus (A Mayfly)
  • Americocreagris columbiana (A Cave Obligate Pseudoscorpion)
  • Amerigoniscus henroti (Powell Valley Terrestrial Cave Isopod)
  • Amerigoniscus malheurensis (Malheur Isopod)
  • Amerinus linearis (Ground Beetle)
  • Ameroduvalius jeanneli (A Cave Obligate Beetle, A Ground Beetle)
  • Ameroduvalius jeanneli (A Cave Obligate Beetle)
  • Ameroduvalius jeanneli (A Cave Obligate Beetle)
  • Ametrida centurio (Little White-shouldered Bat)
  • Ametropus albrighti (A Mayfly)
  • Ametropus ammophilus (A Mayfly)
  • Ametropus neavei (A Mayfly)
  • Amia calva (Bowfin)
  • Amietia vertebralis
  • Amiocentrus aspilus (A Caddisfly)
  • Ammobaenetes arenicolus
  • Ammocrypta beani (Naked Sand Darter)
  • Ammocrypta beanii (Naked Sand Darter)
  • Ammocrypta bifascia (Florida Sand Darter)
  • Ammocrypta clara (Western Sand Darter)
  • Ammocrypta meridiana (Southern Sand Darter)
  • Ammocrypta pellucida (Eastern Sand Darter)
  • Ammocrypta vivax (Scaly Sand Darter)
  • Ammocryptocharax elegans
  • Ammocryptocharax lateralis
  • Ammocryptocharax minutus
  • Ammocryptocharax vintonae
  • Ammodillus imbellis (Ammodile)
  • Ammodorcas clarkei (Clark's Gazelle, Dibatag)
  • Ammodramus aurifrons
  • Ammodramus bairdii (Baird's Sparrow)
  • Ammodramus caudacutus (Saltmarsh Sharp-tailed Sparrow)
  • Ammodramus henslowii (Henslow's Sparrow)
  • Ammodramus henslowii (Henslow's Sparrow)
  • Ammodramus henslowii (Texas Henslow's Sparrow)
  • Ammodramus humeralis
  • Ammodramus leconteii (Le Conte's Sparrow)
  • Ammodramus maritimus (Seaside Sparrow)
  • Ammodramus maritimus (Louisiana Seaside Sparrow)
  • Ammodramus maritimus
  • Ammodramus maritimus (Cape Sable Seaside Sparrow, Cape Sable Sparrow)
  • Ammodramus maritimus (Dusky Seaside Sparrow)
  • Ammodramus maritimus (Scott's Seaside Sparrow)
  • Ammodramus maritimus (Seaside Sparrow)
  • Ammodramus nelsoni (Nelson's Sharp-tailed Sparrow)
  • Ammodramus savannarum (Grasshopper Sparrow)
  • Ammodramus savannarum (Arizona Grasshopper Sparrow)
  • Ammodramus savannarum (Florida Grasshopper Sparrow)
  • Ammodramus savannarum (Grasshopper Sparrow)
  • Ammodramus savannarum
  • Ammodramus savannarum (Grasshopper Sparrow)
  • Ammodytes americanus (American Sand Lance)
  • Ammodytes dubius (Northern Sand Lance)
  • Ammodytes hexapterus (Pacific Sand Lance)
  • Ammodytes marinus (Sand Eel, Sand Lance)
  • Ammodytes personatus (Pacific sandeel)
  • Ammodytes tobianus (Lesser Sand Eel)
  • Ammodytoides gilli (Gill's sand lance)
  • Ammodytoides kimurai
  • Ammodytoides leptus
  • Ammodytoides pylei
  • Ammodytoides renniei (Falsetail Sandlance)
  • Ammodytoides vagus
  • Ammoglanis diaphanus
  • Ammoglanis pulex
  • Ammolabrus dicrus
  • Ammomanes cincturus
  • Ammomanes deserti
  • Ammomanes grayi
  • Ammomanes phoenicurus
  • Ammonitella yatesii (Tight Coin)
  • Ammopelmatus kelsoensis (Kelso Jerusalem Cricket)
  • Ammopelmatus muwu (Port Conception Jerusalem Cricket)
  • Ammoperdix griseogularis
  • Ammoperdix heyi
  • Ammopsen masoni (A Digger Wasp)
  • Ammospermophilus harrisii (Harris's Antelope Squirrel)
  • Ammospermophilus insularis (Espiritu Santo Island Antelope Squirrel)
  • Ammospermophilus interpres (Texas Antelope Squirrel)
  • Ammospermophilus leucurus (White-tailed Antelope Squirrel)
  • Ammospermophilus leucurus
  • Ammospermophilus leucurus
  • Ammospermophilus leucurus
  • Ammospermophilus nelsoni (Nelson's Antelope Squirrel)
  • Ammospiza caudacutus
  • Ammospiza leconteii
  • Ammotragus lervia (Barbary Sheep)
  • Ammotretis brevipinnis (Shortfin flounder)
  • Ammotretis elongatus (Elongate Flounder)
  • Ammotretis lituratus (Tudor's flounder)
  • Ammotretis macrolepis
  • Ammotretis rostratus (Longsnout Flounder, Longsnouted Flounder)
  • Amniataba affinis (Tiger grunter)
  • Amniataba caudavittata (Yellowtail trumpeter)
  • Amniataba percoides (Barred grunter)
  • Amnicola clarki (A Freshwater Snail)
  • Amnicola cora (Foushee Cavesnail)
  • Amnicola dalli (Peninsula Amnicola)
  • Amnicola decisus (A Freshwater Snail)
  • Amnicola limosus (Mud Amnicola)
  • Amnicola rhombostoma (Squaremouth Amnicola)
  • Amnicola stygius (Stygian Amnicola)
  • Amnirana albolabris
  • Amnirana amnicola
  • Amnirana asperrima
  • Amnirana darlingi
  • Amnirana galamensis
  • Amnirana lemairei
  • Amnirana lepus
  • Amnirana longipes
  • Amnirana occidentalis
  • Amnirana parkeriana
  • Amniscus collaris (A Longhorned Beetle)
  • Amniscus macula (A Longhorned Beetle)
  • Amniscus sexguttata (A Longhorned Beetle)
  • Amoebaleria defessa
  • Amoebaleria sackeni
  • Amolita fessa (A Noctuid Moth)
  • Amolita obliqua (A Noctuid Moth)
  • Amolita roseola
  • Amolops bellulus
  • Amolops chakrataensis
  • Amolops chapaensis
  • Amolops chunganensis
  • Amolops cremnobatus
  • Amolops daiyunensis
  • Amolops formosus
  • Amolops gerbillus
  • Amolops granulosus
  • Amolops hainanensis
  • Amolops himalayanus
  • Amolops hongkongensis
  • Amolops jaunsari
  • Amolops jinjiangensis
  • Amolops kangtingensis
  • Amolops kaulbacki
  • Amolops larutensis
  • Amolops liangshanensis
  • Amolops lifanensis
  • Amolops loloensis
  • Amolops longimanus
  • Amolops mantzorum
  • Amolops marmoratus
  • Amolops mengyangensis
  • Amolops monticola
  • Amolops nepalicus
  • Amolops ricketti
  • Amolops spinapectoralis
  • Amolops taiwanianus
  • Amolops tormotus
  • Amolops torrentis
  • Amolops tuberodepressus
  • Amolops viridimaculatus
  • Amolops wuyiensis
  • Amorbia humerosana
  • Amorpha juglandis (Walnut Sphinx)
  • Amorphochilus schnablii (Smoky Bat)
  • Amoya andhraensis
  • Amoya chusanensis
  • Amoya gracilis
  • Amoya madraspatensis
  • Amoya moloanus
  • Amoya signata (Tusk goby)
  • Amoya signatus
  • Amoya veliensis
  • Ampedus apicatus (A Click Beetle)
  • Ampedus areolatus (A Click Beetle)
  • Ampedus deletus (A Click Beetle)
  • Ampedus evansi (A Click Beetle)
  • Ampedus fuscatus (A Click Beetle)
  • Ampedus fusculus (A Click Beetle)
  • Ampedus impolitus (A Click Beetle)
  • Ampedus laesus (A Click Beetle)
  • Ampedus laurentinus (A Click Beetle)
  • Ampedus linteus (A Click Beetle)
  • Ampedus luctuosus (A Click Beetle)
  • Ampedus melanotoides (A Click Beetle)
  • Ampedus melsheimeri (A Click Beetle)
  • Ampedus militaris (A Click Beetle)
  • Ampedus miniipennis (A Click Beetle)
  • Ampedus mixtus (A Click Beetle)
  • Ampedus molestus (A Click Beetle)
  • Ampedus nigricans (A Click Beetle)
  • Ampedus nigricollis (A Click Beetle)
  • Ampedus nigrinus (A Click Beetle)
  • Ampedus oblessus (A Click Beetle)
  • Ampedus pedalis (A Click Beetle)
  • Ampedus protervus (A Click Beetle)
  • Ampedus pullus (A Click Beetle)
  • Ampedus pusio (A Click Beetle)
  • Ampedus rubricollis (A Click Beetle)
  • Ampedus rubricus (A Click Beetle)
  • Ampedus sanguinipennis (A Click Beetle)
  • Ampedus sayi (A Click Beetle)
  • Ampedus semicinctus (A Click Beetle)
  • Ampedus subtilis (A Click Beetle)
  • Ampedus vitiosus (A Click Beetle)
  • Ampeliceps coronatus
  • Ampelioides tschudii (Scaled Fruiteater)
  • Ampelion rubrocristata
  • Ampelion rufaxilla
  • Ampelita fulgurata
  • Ampelita julii
  • Ampelita soulaiana
  • Ampeloglypter axnpelopsis (A Weevil)
  • Amphasia interstitialis (Ground Beetle)
  • Amphiagrion abbreviatum (Western Red Damsel)
  • Amphiagrion saucium (Eastern Red Damsel)
  • Amphicerus bicaudatus (Apple Twig Borer, A Bostrichid Powder-post Beetle)
  • Amphichaetodon howensis (Lord Howe Island butterflyfish)
  • Amphichaetodon melbae (Narrow-barred butterflyfish)
  • Amphichthys cryptocentrus (Sapo Bacon)
  • Amphichthys hildebrandi
  • Amphichthys rubigenis
  • Amphicosmoecus canax (A Caddisfly)
  • Amphicrossus ciliatus (A Sap Beetle)
  • Amphicyclotulus guadeloupensis
  • Amphicyclotulus liratus
  • Amphicyclotulus perplexus
  • Amphidromus cognatus
  • Amphigyra alabamensis (Shoal Sprite)
  • Amphilais seebohmi
  • Amphilius angustifrons
  • Amphilius atesuensis
  • Amphilius baudoni
  • Amphilius brevis
  • Amphilius cryptobullatus
  • Amphilius jacksonii
  • Amphilius kakrimensis
  • Amphilius kivuensis
  • Amphilius lamani
  • Amphilius lampei
  • Amphilius laticaudatus (Broadtail mountain catfish)
  • Amphilius lentiginosus
  • Amphilius longirostris
  • Amphilius maesii
  • Amphilius natalensis (Natal mountain catfish)
  • Amphilius notatus
  • Amphilius opisthophthalmus
  • Amphilius platychir (Mountain barbel)
  • Amphilius pulcher
  • Amphilius rheophilus
  • Amphilius uranoscopus (Stargazer mountain catfish)
  • Amphilius zairensis
  • Amphilophus alfari (Pastel cichlid)
  • Amphilophus altifrons
  • Amphilophus amarillo
  • Amphilophus bussingi
  • Amphilophus calobrense
  • Amphilophus calobrensis
  • Amphilophus citrinellus (Midas Cichlid)
  • Amphilophus diquis
  • Amphilophus erythraeus
  • Amphilophus granadense
  • Amphilophus hogaboomorum
  • Amphilophus labiatus (Red devil)
  • Amphilophus longimanus (Red breast cichlid)
  • Amphilophus lyonsi
  • Amphilophus macracanthus
  • Amphilophus margaritifer
  • Amphilophus margaritiferus
  • Amphilophus nourissati
  • Amphilophus rhytisma
  • Amphilophus robertsoni (False firemouth cichlid)
  • Amphilophus rostratus
  • Amphilophus sagittae
  • Amphilophus xiloaensis
  • Amphilophus zaliosus (Arrow cichlid)
  • Amphimallon majalis (A Scarab Beetle)
  • Amphinemura alabama (A Stonefly)
  • Amphinemura apache (A Stonefly)
  • Amphinemura appalachia (A Stonefly)
  • Amphinemura banksi (A Stonefly)
  • Amphinemura delosa (A Stonefly)
  • Amphinemura linda (A Stonefly)
  • Amphinemura mockfordi (A Stonefly)
  • Amphinemura mogollonica (A Stonefly)
  • Amphinemura nigritta (A Stonefly)
  • Amphinemura texana (A Stonefly)
  • Amphinemura varshava (A Stonefly)
  • Amphinemura venusta (A Stonefly)
  • Amphinemura wui (A Stonefly)
  • Amphiodia urtica (Deep Sea Brittle Star)
  • Amphion floridensis (Nessus Sphinx)
  • Amphipoea americana
  • Amphipoea erepta (A Noctuid Moth)
  • Amphipoea erepta (A Noctuid Moth)
  • Amphipoea interoceanica
  • Amphipoea velata
  • Amphiprion akallopisos (Nosestripe Anemonefish, Skunk Clownfish, Skunk-stripe Anemonefish, Whitebacked Clownfish)
  • Amphiprion akindynos (Barrier Reef Anemonefish)
  • Amphiprion allardi (Twobar Anemonefish)
  • Amphiprion argenteus
  • Amphiprion bicinctus (Threebanded Anemonefish, Twoband Anemonefish)
  • Amphiprion chagosensis (Chagos Anemonefish)
  • Amphiprion chrysogaster (Mauritian Anemonefish)
  • Amphiprion chrysopterus (Orangefin Anemonefish)
  • Amphiprion clarkii (Black Clown, Brown Anemonefish, Chocolate Clownfish, Clark's Anemonefish, Yellowtail Clownfish)
  • Amphiprion ephippium (Red Saddleback Anemonefish, Saddle Anemonefish)
  • Amphiprion frenatus (Blackback Anemonefish, Fire Clown, Oneband Anemonefish, Red Clown, Tomato Clownfish)
  • Amphiprion fuscocaudatus (Seychelles Anemonefish)
  • Amphiprion latezonatus (Wideband Anemonefish)
  • Amphiprion latifasciatus (Madagascar Anemonefish)
  • Amphiprion leucokranos (Whitebonnet Anemonefish)
  • Amphiprion matejuelo
  • Amphiprion mccullochi (Mcculloch's Anemonefish, Whitesnout Anemonefish)
  • Amphiprion melanopus (Black Anemonefish, Dusky Anemonefish, Fire Clownfish, Red And Black Anemonefish)
  • Amphiprion nigripes (Maldive Anemonefish)
  • Amphiprion ocellaris (Clown Anemonefish, Common Clownfish, False Clown Anemonefish)
  • Amphiprion omanensis (Oman anemonefish)
  • Amphiprion percula (Blackfinned Clownfish, Clown Anemonefish, Clown Fish, Orange Clown Fish)
  • Amphiprion perideraion (False Skunkstriped Anemonefish, Pink Anemonefish, Pink Skunk Clown, Salmon Clownfish, Whitebanded Anemonefish)
  • Amphiprion polymnus (Brownsaddle Clownfish, Saddleback Clownfish, Yellowfinned Anemonefish)
  • Amphiprion rubrocinctus (Australian Anemonefish, Red Anemonefish, Redgirdled Anemonefish)
  • Amphiprion sandaracinos (Orange Anemonefish, Yellow Clownfish, Yellow Skunk Clownfish)
  • Amphiprion sebae (Brown Clownfish, Sebae Clown, Yellowtail Clownfish, Yellowtailed Anemonefish)
  • Amphiprion thiellei (Thielle's anemonefish)
  • Amphiprion tricinctus (Maroon Clownfish, Threeband Anemonefish)
  • Amphiprion tunicatusa
  • Amphipteryx agrioides
  • Amphipyra glabella
  • Amphipyra pyramidoides (Copper Underwing, Rearhumped Caterpillar)
  • Amphipyra tragopoginis (Mouse, Cypress Looper, A Geometrid Moth, A Moth)
  • Amphisbaena bakeri (Baker's Worm Lizard)
  • Amphisbaena caeca (Puerto Rican Worm Lizard)
  • Amphisbaena fenestrata (Virgin Islands Worm Lizard)
  • Amphisbaena schmidti (Schmidt's Worm Lizard)
  • Amphisbaena xera (North American Worm Lizard, Puerto Rican Dryland Worm Lizard)
  • Amphispiza belli (Sage Sparrow)
  • Amphispiza belli (Bell's Sage Sparrow)
  • Amphispiza belli (San Clemente Sage Sparrow)
  • Amphispiza bilineata (Black-throated Sparrow)
  • Amphispiza quinquestriata (Five-striped Sparrow)
  • Amphistichus argenteus (Barred Surfperch)
  • Amphistichus koelzi (Calico Surfperch)
  • Amphistichus rhodoterus (Redtail Surfperch)
  • Amphitornus coloradus (Striped Slant-faced Grasshopper)
  • Amphiuma means (Two-toed Amphiuma)
  • Amphiuma pholeter (One-toed Amphiuma)
  • Amphiuma tridactylum (Three-toed Amphiuma)
  • Amphorella iridescens
  • Amphorella melampoides
  • Amphorella producta
  • Amplicephalus inimicus (Painted Leafhopper)
  • Amplicephalus osborni
  • Amplirhagada astuta
  • Amplirhagada elevata
  • Amplirhagada herbertena
  • Amplirhagada montalivetensis
  • Amplirhagada questroana
  • Amsichthys knighti
  • Amyda cartilaginea (Asiatic Softshell Turtle)
  • Amydria arizonella (A Moth)
  • Amydria effrentella
  • Amygdalum papyrium (Atlantic Papermussel)
  • Amyna octo (A Moth)
  • Amytornis barbatus (Grey Grasswren)
  • Amytornis dorotheae (Carpentarian Grasswren)
  • Amytornis goyderi (Eyrean Grasswren)
  • Amytornis housei (Black Grasswren)
  • Amytornis purnelli
  • Amytornis textilis (Thick-billed Grasswren)
  • Amytornis woodwardi (White-throated Grasswren)
  • Anabacerthia striaticollis
  • Anabacerthia variegaticeps
  • Anabarilius alburnops
  • Anabarilius andersoni
  • Anabarilius brevianalis
  • Anabarilius grahami
  • Anabarilius liui
  • Anabarilius liui
  • Anabarilius liui
  • Anabarilius longicaudatus
  • Anabarilius macrolepis
  • Anabarilius maculatus
  • Anabarilius polylepis
  • Anabarilius qiluensis
  • Anabarilius qionghaiensis
  • Anabarilius songmingensis
  • Anabarilius transmontanus
  • Anabarilius xundianensis
  • Anabarilius yangzonensis
  • Anabas cobojius (Gangetic koi)
  • Anabas testudineus (Climbing Bass, Climbing Perch)
  • Anabazenops fuscus
  • Anableps anableps (Four-eyes, Four-eyes, Foureyed Fish, Largescale Foureyes)
  • Anableps dowei (Pacific Foureyed Fish)
  • Anableps dowi (Pacific foureyed fish)
  • Anableps microlepis (Finescale Foureyes, Foureyes)
  • Anabolia apora (A Caddisfly)
  • Anabolia bimaculata (A Caddisfly)
  • Anabolia consocia (A Caddisfly)
  • Anabolia ozburni (A Caddisfly)
  • Anabolia sordida (A Caddisfly)
  • Anabrus cerciata
  • Anacaena limbata (A Water Scavenger Beetle)
  • Anacampsis agrimoniella
  • Anacampsis conclusella
  • Anacampsis innocuella
  • Anacampsis lupinella
  • Anacampsis niveopulvella
  • Anacampsis rhoifructella
  • Anacampsis tristrigella
  • Anacamptodes cypressaria
  • Anacamptodes defectaria (A Moth)
  • Anacamptodes ephyraria (Pale-winged Gray)
  • Anacamptodes humaria (Small Purplish Gray)
  • Anacamptodes pergracilis (A Geometrid Moth)
  • Anacamptodes vellivolata (Large Purplish Gray)
  • Anacanthobatis americanus (American Leg Skate)
  • Anacanthobatis borneensis (Borneo leg skate)
  • Anacanthobatis donghaiensis (East China leg skate)
  • Anacanthobatis folirostris (Leaf-nose Leg Skate)
  • Anacanthobatis longirostris (Longnose Leg Skate)
  • Anacanthobatis marmoratus (Spotted legskate)
  • Anacanthobatis melanosoma (Blackbodied leg skate)
  • Anacanthobatis nanhaiensis (South China leg skate)
  • Anacanthobatis ori (Black legskate)
  • Anacanthobatis stenosoma (Narrow leg skate)
  • Anacanthobatis stenosomus
  • Anacanthus barbatus (Beardie)
  • Anacroneuria comanche (A Stonefly)
  • Anacroneuria wipukupa (A Stonefly)
  • Anadara notabilis (Eared Ark)
  • Anadenulus cockerelli (American Keeled Slug, American Keeledslug)
  • Anadoras grypus
  • Anadoras insculptus
  • Anadoras regani
  • Anadoras weddellii
  • Anaea andria (Goatweed Leafwing)
  • Anaea pithyusa (Blue Leafwing)
  • Anaea troglodyta (Leafwing)
  • Anaea troglodyta (Florida Leafwing)
  • Anaecypris hispanica
  • Anaedus brunneus (A Lagriid Beetle)
  • Anagapetus aisha (A Caddisfly)
  • Anagapetus bernea (A Caddisfly)
  • Anagapetus chandleri (A Caddisfly)
  • Anagapetus debilis (A Caddisfly)
  • Anagapetus hoodi (A Caddisfly)
  • Anagapetus thirza (A Caddisfly)
  • Anagasta kuehniella
  • Anageshna primordialis (A Moth)
  • Anagoga occiduaria (American Barred Umber)
  • Anagrapha falcifera (Celery Looper Moth)
  • Anairetes alpinus (Ash-breasted Tit-tyrant)
  • Anairetes fernandezianus
  • Anairetes flavirostris
  • Anairetes nigrocristatus
  • Anairetes parulus
  • Anairetes reguloides
  • Analeptura lineola (A Longhorned Beetle)
  • Analetris eximia (A Mayfly)
  • Anametis granulata (A Weevil)
  • Anampses caeruleopunctatus (Bluefreckled Wrasse)
  • Anampses chrysocephalus (Red tail wrasse)
  • Anampses cuvier (Pearl wrasse)
  • Anampses elegans (Elegant wrasse)
  • Anampses femininus (Blue-striped orange tamarin)
  • Anampses geographicus (Scribbled Wrasse)
  • Anampses lennardi (Blue and yellow wrasse)
  • Anampses lineatus (Lined wrasse)
  • Anampses meleagrides (Speckled Wrasse)
  • Anampses neoguinaicus (New Guinea wrasse)
  • Anampses twistii (Yellowbreasted wrasse)
  • Anampses viridis
  • Anania funebris
  • Anaora tentaculata (Tentacled dragonet)
  • Anaphothrips obscurus (Grass Thrips)
  • Anaplectes rubriceps
  • Anaplectoides brunneomedia (A Noctuid Moth)
  • Anaplectoides prasina (Green Arches)
  • Anaplectoides pressus
  • Anaquedius vernix (A Rove Beetle)
  • Anarchias allardicei (Allardice's moray)
  • Anarchias cantonensis (Canton Island moray)
  • Anarchias euryurus
  • Anarchias galapagensis (Hardtail Moray)
  • Anarchias leucurus (Snyder's moray)
  • Anarchias longicaudis
  • Anarchias maldiviensis
  • Anarchias seychellensis (Seychelles moray)
  • Anarchias similis (Pygmy Moray)
  • Anarchopterus criniger (Fringed Pipefish)
  • Anarchopterus tectus (Insular Pipefish)
  • Anarhichas denticulatus (Northern Wolffish)
  • Anarhichas lupus (Atlantic Wolffish)
  • Anarhichas minor (Spotted Wolffish)
  • Anarhichas orientalis (Bering Wolffish)
  • Anarhynchus frontalis (Wrybill)
  • Anarrhichthys ocellatus (Wolf-eel)
  • Anarta luteola
  • Anarta melanopa (Broad-bordered White Underwing)
  • Anartia jatrophae (White Peacock)
  • Anartia jatrophae (White Peacock)
  • Anartomima secedens
  • Anas acuta (Northern Pintail)
  • Anas americana (American Wigeon)
  • Anas angustirostris
  • Anas aucklandica (Campbell Island Flightless Teal)
  • Anas aucklandica (Campbell Island Flightless Teal)
  • Anas bahamensis
  • Anas bahamensis (White-cheeked Pintail Duck)
  • Anas bernieri (Madagascar Teal)
  • Anas capensis (Cape Teal, African Cape Teal, Cape Wigeon)
  • Anas castanea
  • Anas clypeata (Northern Shoveler)
  • Anas crecca (Green-winged Teal)
  • Anas crecca (Aleutian Green-winged Teal)
  • Anas cyanoptera (Cinnamon Teal)
  • Anas cyanoptera (Cinnamon Teal)
  • Anas diazi
  • Anas discors (Blue-winged Teal)
  • Anas drygalskii
  • Anas eatoni
  • Anas erythrorhyncha
  • Anas falcata (Falcated Teal, Falcated Duck)
  • Anas flavirostris
  • Anas formosa (Baikal Teal)
  • Anas fulvigula (Mottled Duck)
  • Anas georgica
  • Anas gibberifrons
  • Anas gracilis
  • Anas hottentota
  • Anas laysanensis (Laysan Duck)
  • Anas leucophrys
  • Anas luzonica (Philippine Duck)
  • Anas marecula (Amsterdam Island Duck)
  • Anas melleri (Meller's Duck)
  • Anas oustaleti (Mariana Mallard)
  • Anas penelope (Eurasian Wigeon)
  • Anas platalea
  • Anas platyrhynchos (Mallard)
  • Anas platyrhynchos (Mexican Duck)
  • Anas poecilorhyncha (Spot-billed Duck)
  • Anas puna
  • Anas querquedula (Garganey)
  • Anas rhynchotis
  • Anas rubripes (American Black Duck)
  • Anas sibilatrix
  • Anas smithii
  • Anas sparsa
  • Anas specularioides
  • Anas specularis (Spectacled Duck)
  • Anas strepera (Gadwall)
  • Anas superciliosa (Gray Duck)
  • Anas theodori (Mauritian Duck)
  • Anas undulata
  • Anas versicolor
  • Anas waigivensis
  • Anas wyvilliana (Hawaiian Duck)
  • Anaspidoglanis boutchangai
  • Anaspidoglanis macrostoma (Flatnose catfish)
  • Anaspis flavipennis (A Scraptiid Beetle)
  • Anaspis nigrina (A Scraptiid Beetle)
  • Anaspis rufa (A Scraptiid Beetle)
  • Anastomus lamelligerus
  • Anastomus oscitans (Asian Openbill)
  • Anastrangalia sanguinea (A Longhorned Beetle)
  • Anathana ellioti
  • Anathix puta
  • Anathix ralla
  • Anatirostrum profundorum (Dockbill pugolovka)
  • Anatis labiculata (Fifteen-spotted Ladybird Beetle)
  • Anatis lecontei
  • Anatis mali
  • Anatolanthias apiomycter
  • Anatrytone logan (Delaware Skipper)
  • Anatrytone logan
  • Anatrytone logan (Delaware Skipper)
  • Anavitrinelia pampinaria (A Moth)
  • Anax junius (Common Green Darner)
  • Anax longipes (Comet Darner)
  • Anax strenuus (Hawaiian Darner)
  • Anax walsinghami (Giant Green Darner)
  • Anaxipha exigua (Say's Bush Cricket)
  • Anceya giraudi
  • Anceya terebriformis
  • Ancharius brevibarbis
  • Ancharius fuscus
  • Ancherythroculter daovantieni
  • Ancherythroculter kurematsui
  • Ancherythroculter lini
  • Ancherythroculter nigrocauda
  • Ancherythroculter wangi
  • Anchichoerops natalensis (Natal wrasse)
  • Anchoa analis (Longfin Pacific Anchovy)
  • Anchoa and (Common Anchovies)
  • Anchoa argentivittata (Regan's Anchovy)
  • Anchoa belizensis (Belize Anchovy)
  • Anchoa cayorum (Key Anchovy)
  • Anchoa chamensis (Chame Point Anchovy)
  • Anchoa choerostoma (Bermuda Anchovy, Hogmouth Anchovy)
  • Anchoa colonensis (Carribean Anchovy, Narrow-striped Anchovy)
  • Anchoa compressa (Deepbody Anchovy)
  • Anchoa cubana (Cuban Anchovy)
  • Anchoa curta (Short Anchovy)
  • Anchoa delicatissima (Slough Anchovy)
  • Anchoa eigenmannia (Eigenmann's Anchovy)
  • Anchoa exigua (Slender Anchovy)
  • Anchoa filifera (Longfinger Anchovy)
  • Anchoa helleri (Heller's Anchovy)
  • Anchoa hepsetus (Striped Anchovy)
  • Anchoa ischana (Slender Anchovy)
  • Anchoa januaria (Rio Anchovy)
  • Anchoa lamprotaenia (Big-eye Anchovy, Bigeye Anchovy, Longnose Anchovy)
  • Anchoa lucida (Bright Anchovy)
  • Anchoa lyolepis (Dusky Anchovy)
  • Anchoa marinii (Marini's Anchovy)
  • Anchoa mitchilli (Bay Anchovy)
  • Anchoa mundeola (False Panama Anchovy)
  • Anchoa mundeoloides (Northern Gulf Anchovy)
  • Anchoa nasus (Longnose Anchovy)
  • Anchoa panamensis (Panama Anchovy)
  • Anchoa parva (Little Anchovy)
  • Anchoa pectoralis (Bigfin Anchovy)
  • Anchoa scofieldi (Scofield's Anchovy)
  • Anchoa spinifer (Spicule Anchovy)
  • Anchoa starksi (Starks's Anchovy)
  • Anchoa tricolor (Piquitinga, Piquitinga Anchovy)
  • Anchoa trinitatis (Trinidad Anchovy)
  • Anchoa walkeri (Walker's Anchovy)
  • Anchomenus picticornis (A Ground Beetle)
  • Anchotefflus gracilis (A Ground Beetle)
  • Anchovia clupeoides (Zabaleta Anchovy)
  • Anchovia macrolepidota (Bigscale Anchovy)
  • Anchovia surinamensis (Surinam Anchovy)
  • Anchoviella alleni (Allen's Anchovy)
  • Anchoviella balboae (Balboa Anchovy)
  • Anchoviella blackburni (Blackburn's Anchovy)
  • Anchoviella brevirostris (Snubnose Anchovy)
  • Anchoviella carrikeri (Carriker's Anchovy)
  • Anchoviella cayennensis (Cayenne Anchovy)
  • Anchoviella elongata (Elongate Anchovy)
  • Anchoviella guianensis (Guyana Anchovy)
  • Anchoviella jamesi (James's Anchovy)
  • Anchoviella lepidentostole (Broadband Anchovy)
  • Anchoviella manamensis (Manamo Anchovy)
  • Anchoviella miarcha
  • Anchoviella nattereri (Natterer's Anchovy)
  • Anchoviella perezi
  • Anchoviella perfasciata (Flat Anchovy)
  • Anchoviella shantungensis
  • Anchoviella vaillanti (Vaillant's Anchovy)
  • Anchytarsus bicolor (A Toed-winged Beetle)
  • Ancistronycha bilineata (A Soldier Beetle)
  • Ancistronycha dentigera (A Soldier Beetle)
  • Ancistronycha neglecta (A Soldier Beetle)
  • Ancistrops strigilatus
  • Ancistrus aguaboensis
  • Ancistrus bodenhameri
  • Ancistrus bolivianus
  • Ancistrus brevifilis
  • Ancistrus brevipinnis
  • Ancistrus bufonius
  • Ancistrus caucanus
  • Ancistrus centrolepis
  • Ancistrus chagresi
  • Ancistrus cirrhosus (Jumbie teta)
  • Ancistrus claro
  • Ancistrus clementinae
  • Ancistrus cryptophthalmus
  • Ancistrus cuiabae
  • Ancistrus damasceni
  • Ancistrus dolichopterus (Bluechin Xenocara, Bluechin Xenocara)
  • Ancistrus dubius
  • Ancistrus erinaceus
  • Ancistrus eustictus
  • Ancistrus formoso
  • Ancistrus fulvus
  • Ancistrus galani
  • Ancistrus gymnorhynchus
  • Ancistrus heterorhynchus
  • Ancistrus hoplogenys
  • Ancistrus jelskii
  • Ancistrus latifrons
  • Ancistrus leucostictus
  • Ancistrus lineolatus
  • Ancistrus lithurgicus
  • Ancistrus macrophthalmus
  • Ancistrus maculatus
  • Ancistrus malacops
  • Ancistrus maracasae
  • Ancistrus martini
  • Ancistrus mattogrossensis
  • Ancistrus megalostomus
  • Ancistrus minutus
  • Ancistrus montanus
  • Ancistrus multispinis
  • Ancistrus nudiceps
  • Ancistrus occidentalis
  • Ancistrus occloi
  • Ancistrus pirareta
  • Ancistrus piriformis
  • Ancistrus ranunculus
  • Ancistrus spinosus
  • Ancistrus stigmaticus
  • Ancistrus tamboensis
  • Ancistrus taunayi
  • Ancistrus temminckii
  • Ancistrus triradiatus
  • Ancistrus variolus
  • Anconia hebardi (A Grasshopper)
  • Anconia integra (Alkali Grasshopper)
  • Ancotrema hybridum (Oregon Lancetooth)
  • Ancotrema sportella (Amastrid Land Snail, Beaded Lancetooth)
  • Ancotrema voyanum (Hooded Lancetooth)
  • Ancotrema zopherum (Dusky Lancetooth)
  • Ancronyx variegata (A Riffle Beetle)
  • Ancylastrum cumingianus (Australian Freshwater Limpet)
  • Ancylis albocostana
  • Ancylis apicana
  • Ancylis brauni
  • Ancylis burgessiana
  • Ancylis carbonana
  • Ancylis comptana
  • Ancylis diminutana
  • Ancylis discigerana
  • Ancylis divisana
  • Ancylis fuscociliana
  • Ancylis goodelliana
  • Ancylis laciniana
  • Ancylis mediofasciana
  • Ancylis metamelana
  • Ancylis mira
  • Ancylis muricana
  • Ancylis nubeculana
  • Ancylis semiovana
  • Ancylis spiraeifoliana
  • Ancylis subaequana
  • Ancylis tineana
  • Ancylis unguicella
  • Ancylopsetta antillarum
  • Ancylopsetta cycloidea (Cyclope flounder)
  • Ancylopsetta dendritica (Three-spot flounder)
  • Ancylopsetta dilecta (Three-eye Flounder)
  • Ancylopsetta kumperae (Foureyed flounder)
  • Ancylopsetta microctenus
  • Ancylopsetta ommata (Ocellated Flounder)
  • Ancylopsetta quadrocellata (Ocellated Flounder)
  • Ancyloxypha arene (Tropical Least Skipper)
  • Ancyloxypha numitor (Common Least Skipper)
  • Ancylus ashangiensis
  • Ancylus regularis
  • Ancyronyx variegatus (A Riffle Beetle)
  • Andalgalomys olrogi (Olrog's Chaco Mouse)
  • Andalgalomys pearsoni (Pearson's Chaco Mouse)
  • Andamia aequipinnis
  • Andamia amphibius
  • Andamia cyclocheilus
  • Andamia heteroptera
  • Andamia reyi (Suckerlip blenny)
  • Andamia tetradactylus
  • Andersonia leptura
  • Andigena cucullata (Hooded Mountain-toucan)
  • Andigena hypoglauca (Grey-breasted Mountain-toucan)
  • Andigena laminirostris (Plate-billed Mountain-toucan)
  • Andigena nigrirostris (Black-billed Mountain-toucan)
  • Andinomys edax (Andean Mouse)
  • Andinophryne atelopoides
  • Andinophryne colomai
  • Andinophryne olallai
  • Andrena balsamorhizae (Mojave Gypsum Bee)
  • Andrena beameri
  • Andrena carlini (A Bee)
  • Andrena clarkella (A Bee)
  • Andrena commoda (A Bee)
  • Andrena dunningi (A Bee)
  • Andrena erythrogaster (A Bee)
  • Andrena frigida (A Bee)
  • Andrena hilaris (A Bee)
  • Andrena mandibularis (A Bee)
  • Andrena milwaukeensis (A Bee)
  • Andrena miserabilis (A Bee)
  • Andrena nivalis (A Bee)
  • Andrena quintilus (An Andrenid Bee)
  • Andrena regularis (A Bee)
  • Andrena sayi (A Bee)
  • Andrena subaustralis (A Bee)
  • Andrena thaspii (A Bee)
  • Andrena vicina (A Bee)
  • Andrias davidianus (Chinese Giant Salamander)
  • Andrias japonicus (Japanese Giant Salamander)
  • Andriashevia aptera
  • Andriashevicottus megacephalus (Andriyashev largeheaded sculpin)
  • Androchirus erythropus (A Darkling Beetle)
  • Androdon aequatorialis
  • Andrognathus corticarius (A Millipede)
  • Androloma maccullochi (MacCulloch's Forester)
  • Androniscus stygius
  • Andropadus ansorgei
  • Andropadus chlorigula
  • Andropadus curvirostris
  • Andropadus gracilirostris
  • Andropadus gracilis
  • Andropadus hallae
  • Andropadus importunus
  • Andropadus kakamegae
  • Andropadus latirostris
  • Andropadus masukuensis
  • Andropadus milanjensis
  • Andropadus montanus (Cameroon Greenbul)
  • Andropadus nigriceps
  • Andropadus olivaceiceps
  • Andropadus tephrolaemus
  • Andropadus virens
  • Androphobus viridis (Papuan Whipbird)
  • Andropolia aedon
  • Andropolia contacta (A Noctuid Moth)
  • Anduzedoras oxyrhynchus
  • Anectothemis apicalis
  • Aneides aeneus (Green Salamander)
  • Aneides ferreus (Clouded Salamander)
  • Aneides flavipunctatus (Black Salamander)
  • Aneides hardii (Sacramento Mountain Salamander)
  • Aneides lugubris (Arboreal Salamander)
  • Aneides vagrans (Wandering Salamander)
  • Anelaphus parallelus (A Longhorned Beetle)
  • Anelaphus pumilus (A Longhorned Beetle)
  • Anelaphus villosus (A Longhorned Beetle)
  • Anelytropsis papillosus
  • Anepeorus rusticus (A Mayfly)
  • Anepeorus simplex (Wallace's Deepwater Mayfly)
  • Anepia capsularis (A Noctuid Moth)
  • Anergates atratulus
  • Anetia briarea (Lesser False Fritillary)
  • Anetia cubana (Salvin's Anetia)
  • Anetia jaegeri (Jaeger's Anetia)
  • Anetia pantheratus (False Fritillary)
  • Aneuretus simoni (Sri Lankan Relict Ant)
  • Angrobia anodonta
  • Angrobia dulvertonensis
  • Angrobia dyeriana
  • Angrobia grampianensis
  • Angrobia petterdi
  • Angrobia simsoniana
  • Anguilla anguilla (Common Eel, European Eel)
  • Anguilla australis (Australian Shortfinned Eel, River Eel, Shortfin Eel, Shortfinned Eel, Shortfinned Freshwater Eel, Silver Eel)
  • Anguilla australis (Shortfin eel)
  • Anguilla australis
  • Anguilla bengalensis
  • Anguilla bengalensis (Indian mottled eel)
  • Anguilla bengalensis (African mottled eel)
  • Anguilla bicolor (Indonesian Shortfin Eel, Level-finned Eel, Short-finned Eel)
  • Anguilla bicolor (Indonesian shortfin eel)
  • Anguilla bicolor (Indian short-finned eel)
  • Anguilla borneensis
  • Anguilla breviceps
  • Anguilla celebesensis (Indonesian Mottled Eel)
  • Anguilla dieffenbachii (New Zealand longfin eel)
  • Anguilla interioris (New Guinea Eel)
  • Anguilla japonica (Japanese Eel)
  • Anguilla malgumora (Indonesian Longfinned Eel)
  • Anguilla marmorata (Giant Mottled Eel, Marbled Eel)
  • Anguilla megastoma (Polynesian Longfinned Eel)
  • Anguilla mossambica (African longfin eel)
  • Anguilla nebulosa (Long-finned Eel)
  • Anguilla nigricans
  • Anguilla obscura (Pacific Shortfinned Eel, Pacific Shortfinned Freshwater Eel, Shortfinned Eel)
  • Anguilla reinhardtii (Australian Longfinned Eel)
  • Anguilla rostrata (American Eel)
  • Anguispira alabama (Alabama Tigersnail)
  • Anguispira alternata (Flamed Tigersnail)
  • Anguispira cumberlandiana (Cumberland Tigersnail)
  • Anguispira fergusoni (Coastal-plain Tigersnail)
  • Anguispira jessica (Mountain Disc)
  • Anguispira knoxensis (Rustic Tigersnail)
  • Anguispira kochi (Banded Tigersnail)
  • Anguispira macneilli (Tombigbee Tigersnail)
  • Anguispira mordax (Appalachian Tigersnail)
  • Anguispira nimapuna (Nimapu Tigersnail, Nimapuna Disc, Nimapuna Tigersnail)
  • Anguispira picta (Painted Tigersnail)
  • Anguispira rugoderma (Pine Mountain Tigersnail)
  • Anguispira strongyloides (Southeastern Tigersnail)
  • Angustipes ameghini (Black-velvet Leatherleaf)
  • Anhima cornuta
  • Anhimella contrahens
  • Anhinga anhinga (Anhinga)
  • Anhinga anhinga (Anhinga)
  • Anhinga melanogaster (Oriental Darter)
  • Anhinga novaehollandiae
  • Anhinga rufa
  • Anhydrophryne rattrayi (Hogsback Frog)
  • Anicla cemolia (A Moth)
  • Anicla infecta
  • Anidolyta spongotheras (A Marine Slug)
  • Anilius scytale (Red Pipe Snake)
  • Anillinus carolinae (A Ground Beetle)
  • Anisarchus macrops
  • Anisarchus medius (Stout Eelblenny)
  • Anisocentropus pyraloides (A Caddisfly)
  • Anisochromis kenyae (Annie)
  • Anisochromis mascarenensis
  • Anisochromis straussi
  • Anisodactylus carbonarius (Ground Beetle)
  • Anisodactylus discoideus (Ground Beetle)
  • Anisodactylus dulcicollis (Ground Beetle)
  • Anisodactylus furvus (Ground Beetle)
  • Anisodactylus harrisii (Ground Beetle)
  • Anisodactylus kirbyi (Ground Beetle)
  • Anisodactylus laetus (Ground Beetle)
  • Anisodactylus melanopus (Ground Beetle)
  • Anisodactylus merula (Ground Beetle)
  • Anisodactylus nigerrimus (Ground Beetle)
  • Anisodactylus nigrita (Ground Beetle)
  • Anisodactylus ovularis (Ground Beetle)
  • Anisodactylus rusticus (Ground Beetle)
  • Anisodactylus sanctaecrucis (Ground Beetle)
  • Anisodactylus verticalis (Ground Beetle)
  • Anisodoris nobilis (Sea Lemon, Pacific sea lemon, Noble pacific doris)
  • Anisognathus igniventris
  • Anisognathus lacrymosus
  • Anisognathus melanogenys
  • Anisognathus notabilis
  • Anisognathus somptuosus
  • Anisolabis howarthi
  • Anisomorpha buprestoides (Two-striped Walkingstick)
  • Anisomys imitator (Squirrel-toothed Rat)
  • Anisostena nigrita (A Leaf Beetle)
  • Anisosticta bitriangularis
  • Anisota consularis (Florida Oakworm Moth)
  • Anisota finlaysoni (Hornless Oakworm Moth)
  • Anisota manitobensis (Manitoba Oakworm Moth)
  • Anisota oslari (Oslar's Oakworm Moth)
  • Anisota peigleri (Peigler's Oakworm Moth)
  • Anisota senatoria (Orange-striped Oakworm Moth)
  • Anisota stigma (Spiny Oakworm Moth)
  • Anisota virginiensis (Pink Striped Oakworm Moth)
  • Anisotoma amica (Small Scavenger Beetle)
  • Anisotoma basalis (Small Scavenger Beetle)
  • Anisotoma blanchardi (Small Scavenger Beetle)
  • Anisotoma discolor (Small Scavenger Beetle)
  • Anisotoma errans (Small Scavenger Beetle)
  • Anisotoma expolita (Small Scavenger Beetle)
  • Anisotoma geminata (Small Scavenger Beetle)
  • Anisotoma globososa (Small Scavenger Beetle)
  • Anisotoma horni (Small Scavenger Beetle)
  • Anisotoma inops (Small Scavenger Beetle)
  • Anisotremus caesius (Silvergrey grunt)
  • Anisotremus davidsoni (Sargo)
  • Anisotremus davidsonii (Sargo)
  • Anisotremus dovii (Spotted head sargo)
  • Anisotremus interruptus (Burrito Grunt)
  • Anisotremus moricandi (Brownstriped grunt)
  • Anisotremus pacifici (Carruco sargo)
  • Anisotremus scapularis
  • Anisotremus surinamensis (Black Margate)
  • Anisotremus taeniatus (Catalina)
  • Anisotremus virginicus (Porkfish)
  • Anisoxya glaucula (A False Darkling Beetle)
  • Aniulus bollmani (A Millipede)
  • Aniulus orientalis (A Millipede)
  • Aniulus paludicolens (A Millipede)
  • Ankylocythere tridentata (An Entocytherid Ostracod)
  • Annamemys annamensis (Annam Leaf Turtle)
  • Annamia normani
  • Anniella geronimensis
  • Anniella pulchra (California Legless Lizard)
  • Anniella pulchra (Black Legless Lizard)
  • Anniella pulchra (Silvery Legless Lizard, California Legless Lizard)
  • Anodonta beringiana (Yukon Floater)
  • Anodonta californiensis (California Floater)
  • Anodonta couperiana (Barrel Floater)
  • Anodonta dejecta (Woebegone Floater)
  • Anodonta heardi (Apalachicola Floater)
  • Anodonta implicata (Alewife Floater)
  • Anodonta kennerlyi (Western Floater)
  • Anodonta nuttalliana (Winged Floater)
  • Anodonta oregonensis (Oregon Floater)
  • Anodonta suborbiculata (Flat Floater)
  • Anodonta wahlametensis (Willamette Papershell)
  • Anodonthyla boulengerii
  • Anodonthyla montana
  • Anodonthyla nigrigularis
  • Anodonthyla rouxae
  • Anodontiglanis dahli (Toothless catfish)
  • Anodontoides denigratus (Cumberland Papershell)
  • Anodontoides ferussacianus (Cylindrical Papershell)
  • Anodontoides radiatus (Rayed Creekshell)
  • Anodontostoma chacunda (Chacunda Gizzard Shad, Shortnose Gizzard Shad)
  • Anodontostoma selangkat (Indonesian Gizzard Shad)
  • Anodontostoma thailandiae (Thai Gizzard Shad)
  • Anodorhynchus glaucus (Glaucous Macaw)
  • Anodorhynchus hyacinthinus (Hyacinth Macaw)
  • Anodorhynchus leari (Indigo Macaw)
  • Anodus elongatus
  • Anodus orinocensis
  • Anogdus obsoletus (Small Scavenger Beetle)
  • Anogdus potens (Small Scavenger Beetle)
  • Anogdus puritanus (Small Scavenger Beetle)
  • Anogdus secretus (Small Scavenger Beetle)
  • Anogdus superans (Small Scavenger Beetle)
  • Anoglypta launcestonensis (Granulated Australia: Tasmanian Snail)
  • Anolis carolinensis (Green Anole)
  • Anolis carolinensis (Green Anole)
  • Anolis chlorocyanus (Hispaniolan Green Anole)
  • Anolis cristatellus (Crested Anole)
  • Anolis cybotes (Large-headed Anole)
  • Anolis distichus (Bark Anole, Green Bark Anole)
  • Anolis distichus (Green Bark Anole)
  • Anolis equestris (Knight Anole)
  • Anolis longiceps (Navassa Anole)
  • Anolis occultus (Pygmy Anole)
  • Anolis porcatus (Cuban Green Anole, Caribbean Anole)
  • Anolis sagrei (Brown Anole, Bahaman Brown Anole, Cuban Brown Anole)
  • Anolis sagrei (Bahaman Brown Anole)
  • Anolis sagrei (Cuban Brown Anole)
  • Anomala binotata (A Scarab Beetle)
  • Anomala carlsoni (Carlson's Dune Beetle)
  • Anomala exigua (Exiguous Anomala Scarab Beetle)
  • Anomala eximia (Archbold Anomala Scarab Beetle)
  • Anomala flavipennis
  • Anomala flavipennis
  • Anomala hardyorum (Hardy's Dune Beetle)
  • Anomala lucicola (A Scarab Beetle)
  • Anomala robinsoni
  • Anomala tibialis (Tibial Scarab)
  • Anomala undulata (A Scarab Beetle)
  • Anomalepis aspinosus
  • Anomalepis colombia
  • Anomalepis flavapices
  • Anomalepis mexicanus
  • Anomalocardia auberiana (Pointed Venus)
  • Anomalochromis thomasi (African Butterfly Cichlid)
  • Anomalops katoptron (Splitfin flashlightfish)
  • Anomalopus mackayi (Long-legged Worm-skink)
  • Anomalospiza imberbis
  • Anomalurus beecrofti
  • Anomalurus derbianus (Lord Derby's Flying Squirrel)
  • Anomalurus pelii (Pel's Flying Squirrel)
  • Anomalurus pusillus (Dwarf Scaly-tailed Squirrel)
  • Anomia simplex (Common Jingle, Commmon Jingle)
  • Anomis erosa
  • Anomis flava (Tropical Anomis)
  • Anomis vulpicolor (Red Anomis Noctuid Moth)
  • Anomochilus leonardi (Leonard's Pipe Snake)
  • Anomochilus weberi
  • Anomoea laticlavia (A Leaf Beetle)
  • Anomopera ingolfiana
  • Anonymomys mindorensis (Mindoro Climbing Rat)
  • Anopheles punctipennis
  • Anopheles quadrimaculatus (Common Malaria Mosquito)
  • Anopina ednana
  • Anoplagonus inermis (Smooth Alligatorfish)
  • Anoplagonus occidentalis
  • Anoplarchus insignis (Slender Cockscomb)
  • Anoplarchus purpurescens (High Cockscomb)
  • Anoplius depressipes
  • Anoplocapros amygdaloides (Western smooth boxfish)
  • Anoplocapros inermis (Eastern smooth boxfish)
  • Anoplocapros lenticularis (White-barred boxfish)
  • Anoplocapros robustus (Chubby Basketfish)
  • Anoplogaster brachycera (Shorthorn Fangtooth)
  • Anoplogaster cornuta (Fangtooth, Ogrefish)
  • Anoplognathus prasinus (Green Christmas Beetle)
  • Anoplolepis gracilipes (Crazy Ant, Long-legged Ant, Yellow Crazy Ant)
  • Anoplolepis nuptialis
  • Anoplophora glabripennis (Asian Longhorned Beetle, Starry Sky Beetle)
  • Anoplopoma fimbria (Sablefish)
  • Anorrhinus galeritus
  • Anorrhinus tickelli (Brown Hornbill)
  • Anorthodes tarda
  • Anoscopus albiger
  • Anoscopus flavostriatus
  • Anoscopus serratulae
  • Anostomoides atrianalis
  • Anostomoides laticeps
  • Anostomus anostomus (Striped Anastomus, Striped Anastomus)
  • Anostomus brevior
  • Anostomus intermedius
  • Anostomus longus
  • Anostomus plicatus
  • Anostomus spiloclistron
  • Anostomus ternetzi
  • Anostomus ucayalensis
  • Anotheca spinosa
  • Anotomys leander (Ecuador Fish-eating Rat)
  • Anotopterus nikparini (North Pacific Daggertooth)
  • Anotopterus pharao (Daggertooth)
  • Anotopterus vorax (South ocean daggertooth)
  • Anotylus insecatus (A Rove Beetle)
  • Anotylus insignitus (A Rove Beetle)
  • Anotylus rugosus (A Rove Beetle)
  • Anotylus sobrinus (A Beetle)
  • Anoura caudifera (Tailed Tailless Bat)
  • Anoura cultrata (Handley's Tailless Bat)
  • Anoura geoffroyi (Geoffroy's Tailless Bat)
  • Anoura latidens (Broad-toothed Tailless Bat)
  • Anoura luismanueli
  • Anourosorex squamipes (Mole Shrew)
  • Anous minutus (Black Noddy)
  • Anous stolidus (Brown Noddy)
  • Anous stolidus (Brown Noddy, Common Noddy)
  • Anous stolidus
  • Anous tenuirostris (Lesser Noddy)
  • Anoxypristis cuspidata (Knifetooth sawfish)
  • Anser albifrons (Greater White-fronted Goose)
  • Anser albifrons (Tule White-fronted Goose)
  • Anser anser
  • Anser brachyrhynchus (Pink-footed Goose)
  • Anser caerulescens
  • Anser canagicus
  • Anser cygnoides (Swan Goose, Chinese Goose, Blue Goose)
  • Anser erythropus (Lesser White-fronted Goose)
  • Anser fabalis (Bean Goose)
  • Anser indicus
  • Anser rossii
  • Anseranas semipalmata
  • Ansonia albomaculata
  • Ansonia altitudinis
  • Ansonia anotis
  • Ansonia fuliginea
  • Ansonia glandulosa
  • Ansonia guibei
  • Ansonia hanitschi
  • Ansonia inthanon
  • Ansonia latidisca
  • Ansonia leptopus
  • Ansonia longidigita
  • Ansonia malayana
  • Ansonia mcgregori
  • Ansonia minuta
  • Ansonia muelleri
  • Ansonia ornata
  • Ansonia penangensis
  • Ansonia platysoma
  • Ansonia rubigina
  • Ansonia siamensis
  • Ansonia spinulifer
  • Ansonia tiomanica
  • Ansonia torrentis
  • Antaeotricha leucillana
  • Antaeotricha schlaegeri
  • Antaeotricha thomasi
  • Antalis pilsbryi (Pilsbry Tuskshell)
  • Antaresia childreni (Children's Python)
  • Antaresia maculosa
  • Antaresia perthensis
  • Antaresia stimsoni
  • Antecaridina lauensis (Lauan Anchialine Shrimp, Anchialine Pool Shrimp)
  • Antechinomys laniger (Kultarr)
  • Antechinus bellus
  • Antechinus flavipes
  • Antechinus godmani (Atherton Antechinus)
  • Antechinus habbema (Habbema Antechinus)
  • Antechinus leo (Cinnamon Antechinus)
  • Antechinus melanurus (Black-tailed Antechinus)
  • Antechinus minimus (Swamp Antechinus)
  • Antechinus naso (Long-nosed Antechinus)
  • Antechinus spenceri
  • Antechinus stuartii
  • Antechinus swainsonii (Dusky Antechinus)
  • Antechinus wilhelmina (Lesser Antechinus)
  • Antennablennius adenensis (Aden blenny)
  • Antennablennius australis (Moustached Rockskipper, Moustached Rockskipper)
  • Antennablennius bifilum (Horned Rockskipper, Horned Rockskipper)
  • Antennablennius hypenetes (Arabian blenny)
  • Antennablennius simonyi (Simony's blenny)
  • Antennablennius variopunctatus (Orangedotted blenny)
  • Antennablennius velifer
  • Antennarius analis (Tail-jet Frogfish)
  • Antennarius avalonis (Roughjaw Frogfish)
  • Antennarius bermudensis (Island Frogfish)
  • Antennarius biocellatus (Brackish Frogfish, Fishing Frog, Toadfish)
  • Antennarius coccineus (Freckled Angler)
  • Antennarius commerson (Commerson's frogfish)
  • Antennarius commersoni (Black Fishing Frog, Commerson's Frogfish, Giant Frogfish)
  • Antennarius dorehensis (New Guinean Frogfish)
  • Antennarius duescus (Side-jet Frogfish)
  • Antennarius hispidus (Hispid Frogfish, Shaggy Angler)
  • Antennarius indicus (Indian Frogfish)
  • Antennarius maculatus (Warty Frogfish)
  • Antennarius multiocellatus (Longlure Frogfish, Flagpole Frogfish)
  • Antennarius multiocellatus (Longlure Frogfish)
  • Antennarius nummifer (Coin-bearing Frogfish, Ocellated Fringed Fishing Frog)
  • Antennarius ocellatus (Ocellated Frogfish)
  • Antennarius pardalis (Leopard Frogfish)
  • Antennarius pauciradiatus (Dwarf Frogfish, Dwarfed Frogfish)
  • Antennarius pictus (Painted Frogfish)
  • Antennarius radiosus (Big-eyed Frogfish, Singlespot Frogfish)
  • Antennarius randalli (Randall's Frogfish)
  • Antennarius rosaceus (Spiny-tufted frogfish)
  • Antennarius sanguineus (Bloody Frogfish)
  • Antennarius scaber
  • Antennarius scriptissimus (Calico frogfish)
  • Antennarius senegalensis (Senegalese Frogfish)
  • Antennarius striatus (Splitlure Frogfish, Striated Frogfish)
  • Antennatus flagellatus
  • Antennatus linearis
  • Antennatus strigatus (Bandtail Frogfish)
  • Antennatus tuberosus (Tuberculated Frogfish)
  • Antepione thisoaria
  • Anterastria teratophora
  • Anthanassa frisia (Cuban Crescent)
  • Anthanassa texana (Texan Crescent)
  • Anthanassa texana (Seminole Crescent)
  • Anthanassa tulcis (Tulcis Crescent)
  • Anthaxia inornata (A Metallic Wood-boring Beetle)
  • Anthaxia quercata (A Metallic Wood-boring Beetle)
  • Anthaxia viridicornis (A Metallic Wood-boring Beetle)
  • Antheraea oculea (Arizona Polyphemus Moth)
  • Antheraea polyphemus (Io Moth, Polyphemus Moth)
  • Antherophagus convexulus (A Silken Fungus Beetle)
  • Antherophagus ochraceus (A Silken Fungus Beetle)
  • Anthias anthias (Swallowtail seaperch)
  • Anthias asperilinguis
  • Anthias cyprinoides
  • Anthias helenensis
  • Anthias menezesi
  • Anthias nicholsi (Yellowfin Bass)
  • Anthias noeli (Rosy Jewelfish)
  • Anthias rubromaculatus
  • Anthias salmopunctatus
  • Anthias tenuis (Threadnose Bass)
  • Anthias woodsi
  • Anthicus antiochensis (Antioch Dunes Anthicid Beetle)
  • Anthicus cervinus (A Antlike Flower Beetle)
  • Anthicus coracinus (A Antlike Flower Beetle)
  • Anthicus echippium (A Antlike Flower Beetle)
  • Anthicus ephippium (An Anthicid Beetle)
  • Anthicus flavicans (An Anthicid Beetle)
  • Anthicus haldemani (A Antlike Flower Beetle)
  • Anthicus lecontei (A Antlike Flower Beetle)
  • Anthicus lutulentus (A Antlike Flower Beetle)
  • Anthicus melancholicus (A Antlike Flower Beetle)
  • Anthicus sacramento (Sacramento Anthicid Beetle)
  • Anthicus scabriceps (A Antlike Flower Beetle)
  • Anthocephala floriceps (Blossomcrown)
  • Anthochaera carunculata (Red Wattlebird)
  • Anthochaera chrysoptera
  • Anthochaera lunulata
  • Anthochaera paradoxa
  • Anthocharis cethura (Desert Orangetip)
  • Anthocharis cethura (Catalina Orange Tip)
  • Anthocharis cethura (Felder's Orange Tip)
  • Anthocharis julia (Rocky Mountain Orangetip)
  • Anthocharis lanceolata (Gray Marble)
  • Anthocharis lanceolata (Gray Marble)
  • Anthocharis midea (Falcate Orangetip)
  • Anthocharis sara (Pacific Orangetip)
  • Anthocharis sara (Alaskan Orange Tip)
  • Anthocharis stella (Stella Orangetip)
  • Anthocharis stella (Browning's Orange Tip)
  • Anthocharis thoosa (Sonoran Orangetip)
  • Anthonomopsis mixta (A Weevil)
  • Anthonomus convictus (A Weevil)
  • Anthonomus corvulus (A Weevil)
  • Anthonomus elongatus (A Weevil)
  • Anthonomus haematopus (A Weevil)
  • Anthonomus interstitialis (A Weevil)
  • Anthonomus lecontei (A Weevil)
  • Anthonomus molochinus (A Weevil)
  • Anthonomus musculus (A Weevil)
  • Anthonomus nebulosus (A Weevil)
  • Anthonomus profundus (A Weevil)
  • Anthonomus quadrigibbus (A Weevil)
  • Anthonomus rubidus (A Weevil)
  • Anthonomus signatus (A Weevil)
  • Anthonomus subfasciatus (A Weevil)
  • Anthonomus suturalis (A Weevil)
  • Anthonomus tenebrosus (Flower-bud Weevil)
  • Anthonomus xanthocnemus (A Weevil)
  • Anthophila alpinella
  • Anthophora abrupta (A Solitary Bee)
  • Anthophylax attenuatus (A Longhorned Beetle)
  • Anthophylax cyaneus (A Longhorned Beetle)
  • Anthophylax viridis (A Longhorned Beetle)
  • Anthopleura artemisia (Burrowing anemone, Burrowing green anemone, Buried anemone, Moonglow anemone)
  • Anthopleura elegantissima (Clonal Anemone, Aggregating Anemone)
  • Anthopleura sola (Solitary Anemone)
  • Anthopleura xanthogrammica (Giant Green Anemone)
  • Anthopotamus distinctus (A Mayfly)
  • Anthopotamus myops (A Mayfly)
  • Anthopotamus neglectus (A Mayfly)
  • Anthopotamus verticis (Walker's Tusked Sprawler)
  • Anthops ornatus (Flower-faced Bat)
  • Anthornis melanura
  • Anthoscopus caroli
  • Anthoscopus flavifrons
  • Anthoscopus minutus
  • Anthoscopus musculus
  • Anthoscopus parvulus
  • Anthoscopus punctifrons
  • Anthoscopus sylviella
  • Anthracoceros albirostris
  • Anthracoceros coronatus (Malabar Pied-hornbill)
  • Anthracoceros malayanus (Black Hornbill)
  • Anthracoceros marchei
  • Anthracoceros montani (Sulu Hornbill)
  • Anthracothorax dominicus (Antillean Mango)
  • Anthracothorax mango
  • Anthracothorax nigricollis
  • Anthracothorax prevostii
  • Anthracothorax veraguensis
  • Anthracothorax viridigula
  • Anthracothorax viridis (Green Mango)
  • Anthrenus castaneae (A Dermestid Beetle)
  • Anthrenus fuscus (A Dermestid Beetle)
  • Anthrenus museorum (A Dermestid Beetle)
  • Anthrenus scrophulariae (Carpet Beetle, A Dermestid Beetle)
  • Anthrenus verbasci (Varied Carpet Beetle, Sacramento Beetle, Sacramento Anthicid Beetle, A Dermestid Beetle)
  • Anthreptes anchietae
  • Anthreptes aurantium
  • Anthreptes axillaris
  • Anthreptes collaris
  • Anthreptes fraseri
  • Anthreptes gabonicus
  • Anthreptes longuemarei
  • Anthreptes malacensis
  • Anthreptes metallicus
  • Anthreptes neglectus
  • Anthreptes orientalis
  • Anthreptes pallidigaster (Amani Sunbird)
  • Anthreptes platurus
  • Anthreptes rectirostris
  • Anthreptes reichenowi (Plain-backed Sunbird)
  • Anthreptes rhodolaema
  • Anthreptes rubritorques (Banded Sunbird)
  • Anthreptes simplex
  • Anthreptes singalensis
  • Anthrobia mammouthia
  • Anthropoides paradisea (Stanley Crane)
  • Anthropoides virgo
  • Anthus antarcticus
  • Anthus bannermani
  • Anthus berthelotii
  • Anthus bogotensis
  • Anthus brachyurus
  • Anthus caffer
  • Anthus camaroonensis
  • Anthus campestris
  • Anthus cervinus (Red-throated Pipit)
  • Anthus chacoensis (Chaco Pipit)
  • Anthus chloris (Yellow-breasted Pipit)
  • Anthus cinnamomeus
  • Anthus correndera
  • Anthus crenatus
  • Anthus furcatus
  • Anthus godlewskii
  • Anthus gustavi (Pechora Pipit)
  • Anthus gutturalis
  • Anthus hellmayri
  • Anthus hodgsoni (Olive Tree-pipit, Olive-backed Pipit)
  • Anthus hoeschi (Mountain Pipit)
  • Anthus latistriatus
  • Anthus leucophrys
  • Anthus lineiventris
  • Anthus longicaudatus
  • Anthus lutescens
  • Anthus melindae (Malindi Pipit)
  • Anthus nattereri (Ochre-breasted Pipit)
  • Anthus nilghiriensis
  • Anthus novaeseelandiae
  • Anthus nyassae
  • Anthus pallidiventris
  • Anthus petrosus
  • Anthus pratensis
  • Anthus richardi
  • Anthus roseatus
  • Anthus rubescens (American Pipit)
  • Anthus rufulus
  • Anthus sharpei
  • Anthus similis
  • Anthus sokokensis (Sokoke Pipit)
  • Anthus spinoletta
  • Anthus spragueii (Sprague's Pipit)
  • Anthus sylvanus
  • Anthus trivialis (Brown Tree-pipit)
  • Anthus vaalensis
  • Anticarsia gemmatalis (Velvetbean Caterpillar Moth)
  • Antichthonidris bidentatus
  • Anticlea multiferata (A Geometrid Moth)
  • Anticlea vasiliata (A Geometrid Moth)
  • Antidorcas marsupialis (Springbok)
  • Antigonia aurorosea
  • Antigonia capros (Deepbody Boarfish)
  • Antigonia combatia (Shortspine Boarfish)
  • Antigonia eos
  • Antigonia indica
  • Antigonia malayana
  • Antigonia rhomboidea (Rhomboidal boarfish)
  • Antigonia rubescens (Boarfish)
  • Antigonia rubicunda (Roseate Boarfish)
  • Antigonia saya
  • Antigonia xenolepis
  • Antillophis slevini (Banded Galapagos Snake)
  • Antillophis steindachneri (Striped Galapagos Snake)
  • Antilocapra americana
  • Antilocapra americana (A Pronghorn)
  • Antilocapra americana (Peninsular Pronghorn)
  • Antilocapra americana (Sonoran Pronghorn)
  • Antilope cervicapra (Blackbuck)
  • Antilophia galeata
  • Antimora microlepis (Pacific Flatnose)
  • Antimora rostrata (Blue Hake)
  • Antipodochlora braueri
  • Antipodocottus elegans
  • Antipodocottus galatheae
  • Antipodocottus megalops
  • Antipodocottus mesembrinus
  • Antiponemertes allisonae
  • Antispila cornifoliella
  • Antispila freemani
  • Antispila isabella
  • Antriscopia prehensilis
  • Antrobia breweri
  • Antrobia culveri (Tumbling Creek Cavesnail)
  • Antrolana lira (Madison Cave Isopod)
  • Antrorbis breweri (A Snail)
  • Antroselates spiralis (Shaggy Cavesnail)
  • Antrozous dubiaquercus (Van Gelder's Bat)
  • Antrozous pallidus (Pallid Bat)
  • Antrozous pallidus (Pacific Pallid Bat)
  • Antrozous pallidus
  • Anumbius annumbi
  • Anurolimnas castaneiceps
  • Anurolimnas fasciatus
  • Anurolimnas viridis
  • Anurophasis monorthonyx (Snow Mountain Quail)
  • Anyperodon leucogrammicus (Slender Grouper)
  • Aonyx capensis (African Clawless Otter)
  • Aonyx congicus (Striped Hyena)
  • Aonyx congicus (Cameroon Clawless Otter)
  • Aotus azarai (Azara's Night Monkey)
  • Aotus brumbacki (Brumback's Night Monkey)
  • Aotus hershkovitzi (Hershkovitz's Night Monkey)
  • Aotus infulatus (Feline Night Monkey)
  • Aotus lemurinus (Lemurine Night Monkey)
  • Aotus miconax (Andean Night Monkey)
  • Aotus nancymaae (Ma's Night Monkey)
  • Aotus nigriceps (Black-headed Night Monkey)
  • Aotus trivirgatus (Northern Night Monkey)
  • Aotus vociferans (Noisy Night Monkey)
  • Apachea barbarella
  • Apachekolos tenuipes (A Robber Fly)
  • Apagesoma delosommatus
  • Apagesoma edentatum
  • Apalis alticola
  • Apalis argentea (Kungwe Apalis)
  • Apalis bamendae (Bamenda Apalis)
  • Apalis binotata
  • Apalis chapini
  • Apalis chariessa (White-winged Apalis)
  • Apalis chirindensis
  • Apalis cinerea
  • Apalis flavida
  • Apalis goslingi
  • Apalis jacksoni
  • Apalis kaboboensis (Kabobo Apalis)
  • Apalis karamojae (Karamoja Apalis)
  • Apalis lynesi (Namuli Apalis)
  • Apalis melanocephala
  • Apalis nigriceps
  • Apalis personata
  • Apalis porphyrolaema
  • Apalis pulchra
  • Apalis ruddi
  • Apalis rufifrons
  • Apalis rufogularis
  • Apalis ruwenzorii
  • Apalis sharpii
  • Apalis thoracica
  • Apalis viridiceps
  • Apaloderma aequatoriale
  • Apaloderma narina
  • Apaloderma vittatum
  • Apalone ferox (Florida Softshell)
  • Apalone mutica (Smooth Softshell)
  • Apalone mutica (Gulf Coast Smooth Softshell)
  • Apalone mutica (Midland Smooth Softshell, Midland Smooth Softshell Turtle)
  • Apalone spinifera (Spiny Softshell)
  • Apalone spinifera (Gulf Coast Spiny Softshell)
  • Apalone spinifera (Texas Spiny Softshell)
  • Apalone spinifera (Guadalupe Spiny Softshell)
  • Apalone spinifera (Western Spiny Softshell)
  • Apalone spinifera (Pallid Spiny Softshell)
  • Apalone spinifera (Eastern Spiny Softshell Turtle)
  • Apalopteron familiare (Bonin Honeyeater)
  • Apamea alia
  • Apamea amputatrix (Yellowheaded Cutworm)
  • Apamea apamiformis (A Noctuid Moth)
  • Apamea burgessi (A Noctuid Moth)
  • Apamea cariosa
  • Apamea commoda
  • Apamea cristata (A Noctuid Moth)
  • Apamea dubitans
  • Apamea finitima (Bordered Apamea)
  • Apamea helva
  • Apamea impulsa
  • Apamea indocilis (Ignorant Apamea)
  • Apamea inebriata (A Noctuid Moth)
  • Apamea inordinata
  • Apamea lateritia
  • Apamea lignicolora
  • Apamea lutosa (Opalescent Apamea)
  • Apamea mixta (A Noctuid Moth)
  • Apamea nigrior
  • Apamea plutonia (A Noctuid Moth)
  • Apamea relicina (A Noctuid Moth)
  • Apamea smythi (Smyth's Apamea Moth)
  • Apamea sordens (A Noctuid Moth)
  • Apamea verbascoides
  • Apamea vulgaris
  • Apamea vultuosa
  • Apameine new
  • Apanisagrion lais (Black-and-white Damsel)
  • Apanteles fumiferanae
  • Apanteles milleri
  • Apanteles morrisi
  • Apanteles petrovae
  • Aparasphenodon bokermanni
  • Aparasphenodon brunoi
  • Aparasphenodon venezolanus
  • Apareiodon affinis
  • Apareiodon argenteus
  • Apareiodon cavalcante
  • Apareiodon davisi
  • Apareiodon gransabana
  • Apareiodon hasemani
  • Apareiodon ibitiensis
  • Apareiodon itapicuruensis
  • Apareiodon machrisi
  • Apareiodon orinocensis
  • Apareiodon piracicabae
  • Apareiodon tigrinus
  • Apareiodon vittatus
  • Apatania alberta (A Caddisfly)
  • Apatania arizona (A Caddisfly)
  • Apatania barri (A Caddisfly)
  • Apatania blacki (A Caddisfly)
  • Apatania chasica (A Caddisfly)
  • Apatania comosa (A Caddisfly)
  • Apatania crymophila (A Caddisfly)
  • Apatania hirtipes (A Caddisfly)
  • Apatania incerta (A Caddisfly)
  • Apatania nigra (A Caddisfly)
  • Apatania praevolans (A Caddisfly)
  • Apatania rossi (A Caddisfly)
  • Apatania shoshone (A Caddisfly)
  • Apatania sorex (A Caddisfly)
  • Apatania stigmatella (A Caddisfly)
  • Apatania tavala (Cascades Apatanian Caddisfly)
  • Apatania zonella (A Caddisfly)
  • Apatolestes rossi (Ross's Apatalestes Tabanid Fly)
  • Apeltes quadracus (Fourspine Stickleback)
  • Apenes sinuatus (Ground Beetle)
  • Aphaenogaster bidentatus
  • Aphaenogaster huachucana (An Ant)
  • Aphanapteryx bonasia (Red Rail)
  • Aphanapteryx leguati (Rodrigues Rail)
  • Aphanius anatoliae
  • Aphanius anatoliae
  • Aphanius anatoliae
  • Aphanius anatoliae
  • Aphanius anatoliae
  • Aphanius apodus
  • Aphanius asquamatus (Scaleless killifish)
  • Aphanius baeticus
  • Aphanius burdurensis
  • Aphanius burduricus
  • Aphanius chantrei
  • Aphanius danfordi
  • Aphanius danfordii
  • Aphanius desioi
  • Aphanius dispar
  • Aphanius dispar
  • Aphanius dispar
  • Aphanius fasciatus
  • Aphanius ginaonis
  • Aphanius iberus (Spanish Toothcarp)
  • Aphanius mento
  • Aphanius persicus
  • Aphanius punctatus
  • Aphanius sirhani
  • Aphanius sophiae
  • Aphanius splendens
  • Aphanius stiassnyae
  • Aphanius sureyanus
  • Aphanius transgrediens
  • Aphanius villwocki
  • Aphanius vladykovi
  • Aphanomyces astaci (Crayfish Plague)
  • Aphanopus arigato
  • Aphanopus beckeri
  • Aphanopus capricornis
  • Aphanopus carbo (Black Scabbardfish)
  • Aphanopus intermedius (Intermediate Scabbardfish)
  • Aphanopus microphthalmus (Smalleye Scabbardfish)
  • Aphanopus mikhailini (Mikhailin's Scabbardfish)
  • Aphanotorulus ammophilus
  • Aphanotorulus unicolor
  • Aphanotriccus audax (Black-billed Flycatcher)
  • Aphanotriccus capitalis (Tawny-chested Flycatcher)
  • Aphantochroa cirrochloris
  • Aphantophryne minuta
  • Aphantophryne pansa
  • Aphantophryne sabini
  • Aphaostracon asthenes (Blue Spring Hydrobe)
  • Aphaostracon chalarogyrus (Freemouth Hydrobe)
  • Aphaostracon hypohyalinum (Suwanee Hydrobe, Suwannee Hydrobe)
  • Aphaostracon monas (Wekiwa Hydrobe)
  • Aphaostracon pachynotum (Thick-shell Hydrobe)
  • Aphaostracon pycnum (Dense Hydrobe)
  • Aphaostracon rhadinum (Slough Hydrobe)
  • Aphaostracon theiocrenetum (Clifton Spring Hydrobe)
  • Aphaostracon xynoelictum (Fenney Spring Hydrobe)
  • Apharetra dentata (A Noctuid Moth)
  • Aphareus furca (Small toothed jobfish)
  • Aphareus rutilans (Rusty Smalltooth Jobfish, Smalltoothed Jobfish)
  • Aphelia alleniana
  • Aphelocephala leucopsis
  • Aphelocephala nigricincta
  • Aphelocephala pectoralis (Chestnut-breasted Whiteface)
  • Aphelocoma californica (Western Scrub-Jay)
  • Aphelocoma californica (Eagle Mountain Scrub Jay)
  • Aphelocoma californica (Nevada Scrub Jay)
  • Aphelocoma californica (Nicasio Scrub Jay)
  • Aphelocoma coerulescens (Florida Scrub-jay)
  • Aphelocoma insularis (Island Scrub-jay)
  • Aphelocoma ultramarina (Gray-breasted Jay, Mexican Jay)
  • Aphelocoma ultramarina (Mexican Jay)
  • Aphelocoma unicolor
  • Aphelonema simplex
  • Apheloria montana (A Millipede)
  • Apheloria tigana (A Millipede)
  • Apheloria virginiensis (A Millipede)
  • Apheloria virginiensis (A Millipede)
  • Apheloria virginiensis (A Millipede)
  • Aphia minuta (Transparent Goby, Transparent Goby)
  • Aphodius aegrotus (A Dung Beetle)
  • Aphodius aenictus (A Scarab Beetle)
  • Aphodius badipes (A Scarab Beetle)
  • Aphodius bicolor (A Scarab Beetle)
  • Aphodius borealis (A Scarab Beetle)
  • Aphodius decipiens (A Beetle)
  • Aphodius distinctus (A Scarab Beetle)
  • Aphodius erraticus (A Scarab Beetle)
  • Aphodius explanatus (A Beetle)
  • Aphodius fimetarius (A Dung Beetle)
  • Aphodius fordi (Ford's Aphodius Scarab Beetle)
  • Aphodius fossor (A Beetle)
  • Aphodius granarius (A Scarab Beetle)
  • Aphodius haemorrhoidalis (A Scarab Beetle)
  • Aphodius haldemani (A Dung Beetle)
  • Aphodius hamatus (A Beetle)
  • Aphodius hyperboreus (A Scarab Beetle)
  • Aphodius laevigatus (A Dung Beetle)
  • Aphodius lentus (A Scarab Beetle)
  • Aphodius leopardus (A Scarab Beetle)
  • Aphodius manitobensis (A Scarab Beetle)
  • Aphodius omissus (A Scarab Beetle)
  • Aphodius pinguis (A Beetle)
  • Aphodius pinquis (A Scarab Beetle)
  • Aphodius prodromus (A Scarab Beetle)
  • Aphodius rubeolus (A Scarab Beetle)
  • Aphodius rubripennis (A Scarab Beetle)
  • Aphodius rufipes (A Scarab Beetle)
  • Aphodius ruricola (A Scarab Beetle)
  • Aphodius subterraneus (A Scarab Beetle)
  • Aphodius tenellus (A Scarab Beetle)
  • Aphodius troglodytes (Aphodius Tortoise Commensal Scarab Beetle)
  • Aphodius vittatus (A Scarab Beetle)
  • Aphomia sociella
  • Aphomia terrenella
  • Aphonus tridentatus (A Scarab Beetle)
  • Aphorista vittata (A Handsome Fungus Beetle)
  • Aphos porosus
  • Aphotaenius carolinus
  • Aphrastochthonius grubbsi (Grubb's Cave Pseudoscorpion)
  • Aphrastochthonius pachysetus (A Cave Obligate Pseudoscorpion)
  • Aphrastochthonius pecki (A Cave Obligate Pseudoscorpion)
  • Aphrastochthonius similis (Carlow's Cave Pseudoscorpion)
  • Aphrastochthonius tenax (A Cave Obligate Pseudoscorpion)
  • Aphrastura masafuerae (Mas Afuera Rayadito)
  • Aphrastura spinicauda
  • Aphrastus taeniatus (A Weevil)
  • Aphredoderus sayanus (Pirate Perch)
  • Aphrissa statira (Statira Sulphur)
  • Aphriza virgata (Surfbird)
  • Aphrodes bicinctus (Girdled Leafhopper)
  • Aphrodes costatus
  • Aphrophora alni (European Alder Spittle Bug)
  • Aphrophora cribrata (Pine Spittle Bug)
  • Aphrophora gelida (Boreal Spittle Bug)
  • Aphrophora parallela (Pine Spittle Bug)
  • Aphrophora quadrinotata (Four-spotted Spittle Bug)
  • Aphrophora saratogensis (Saratoga Spittle Bug)
  • Aphthona abdominalis (Minute Spurge Flea Beetle)
  • Aphthona chinchihi (Flea Beetle)
  • Aphthona cyparissiae (Brown Dot Leafy Spurge Flea Beetle, A Leaf Beetle)
  • Aphthona czwalinae (Black Leafy Spurge Flea Beetle)
  • Aphthona flava (Copper Leafy Spurge Flea Beetle)
  • Aphthona lacertosa (Brown-legged Spurge Flea Beetle)
  • Aphthona nigriscutis (Black Dot Spurge Flea Beetle)
  • Aphthona nigriscutus (A Leaf Beetle)
  • Aphthona seriata (Flea Beetle)
  • Aphylla angustifolia (Broad-striped Forceptail)
  • Aphylla protracta (Narrow-striped Forceptail)
  • Aphylla williamsoni (California Spreadwing, Two-striped Forceptail)
  • Aphyocharacidium bolivianum
  • Aphyocharacidium melandetum
  • Aphyocharax agassizii
  • Aphyocharax alburnus (Goldencrown tetra)
  • Aphyocharax anisitsi (Bloodfin, Bloodfin)
  • Aphyocharax colifax
  • Aphyocharax dentatus
  • Aphyocharax erythrurus (Flametail tetra)
  • Aphyocharax gracilis
  • Aphyocharax melanotus
  • Aphyocharax nattereri
  • Aphyocharax pusillus
  • Aphyocharax rathbuni (Redflank bloodfin)
  • Aphyocharax yekwanae
  • Aphyocheirodon hemigrammus
  • Aphyocypris chinensis (Chinese bleak)
  • Aphyocypris kikuchii
  • Aphyocypris lini (Garnet minnow)
  • Aphyodite grammica
  • Aphyolebias claudiae
  • Aphyolebias manuensis
  • Aphyolebias obliquus
  • Aphyolebias peruensis (Peruvian longfin)
  • Aphyolebias rubrocaudatus
  • Aphyolebias schleseri
  • Aphyolebias wischmanni
  • Aphyonus bolini
  • Aphyonus brevidorsalis
  • Aphyonus gelatinosus (Gelatinous blindfish)
  • Aphyonus rassi
  • Aphyoplatys duboisi (Dubois' Panchax)
  • Aphyosemion abacinum
  • Aphyosemion ahli (Ahl's Killi)
  • Aphyosemion alpha
  • Aphyosemion amoenum (Red-finned killi)
  • Aphyosemion aureum (Golden killi)
  • Aphyosemion australe (Lyretail, Lyretail, Lyretail Panchax)
  • Aphyosemion bamilekorum (Bamileke killi)
  • Aphyosemion bitaeniatum (Striped Lyretail, Striped Lyretail, Two-stripe Aphyosemion)
  • Aphyosemion bivittatum (Red Aphyosemion, Red Aphyosemion, Twostripe Lyretail, Twostriped Killi, Twostriped Killi)
  • Aphyosemion bochtleri
  • Aphyosemion bualanum
  • Aphyosemion buytaerti
  • Aphyosemion cameronense (Cameron Killi, Cameroon Roundtailed Aphyosemion)
  • Aphyosemion caudofasciatum (Caudal-stripe killi)
  • Aphyosemion celiae
  • Aphyosemion chauchei
  • Aphyosemion christyi (Christy's Lyretail)
  • Aphyosemion citrineipinnis
  • Aphyosemion coeleste (Sky-blue killi)
  • Aphyosemion cognatum (Redspeckled Killi, Redspeckled Killi, Redspot Panchax)
  • Aphyosemion congicum (Congo killi)
  • Aphyosemion cyanostictum (Gabon Jewelfish)
  • Aphyosemion dargei (Mbam killi)
  • Aphyosemion decorsei
  • Aphyosemion edeanum (Edea killi)
  • Aphyosemion elberti (Red barred killi)
  • Aphyosemion elegans (Elegant killi)
  • Aphyosemion escherichi (Escherich's killi)
  • Aphyosemion exigoideum (False Jewell Killi)
  • Aphyosemion exiguum (Jewel Killi)
  • Aphyosemion ferranti
  • Aphyosemion franzwerneri (Goby killi)
  • Aphyosemion fulgens
  • Aphyosemion gabunense
  • Aphyosemion gabunense (Boehm's Gabon killi)
  • Aphyosemion gabunense (Gabon killi)
  • Aphyosemion gabunense (Yellow Gabon killi)
  • Aphyosemion gardneri (Ejagham killi)
  • Aphyosemion gardneri (Mamfe killi)
  • Aphyosemion gardneri (Nigerian killi)
  • Aphyosemion georgiae
  • Aphyosemion guineense (Guinean killi)
  • Aphyosemion halleri
  • Aphyosemion hanneloreae
  • Aphyosemion hanneloreae (Hannelore's killi)
  • Aphyosemion hanneloreae (Wuendsch's killi)
  • Aphyosemion heinemanni (Heinemann's killi)
  • Aphyosemion hera
  • Aphyosemion herzogi (Herzog's killi)
  • Aphyosemion hofmanni (Hofmann's killi)
  • Aphyosemion jeanpoli (Jeanpol's killi)
  • Aphyosemion joergenscheeli
  • Aphyosemion kouamense
  • Aphyosemion labarrei
  • Aphyosemion lamberti
  • Aphyosemion lefiniense
  • Aphyosemion loennbergii (Lonnberg's Aphyosemion, Lonnberg's Aphyosemion)
  • Aphyosemion louessense
  • Aphyosemion lugens
  • Aphyosemion lujae
  • Aphyosemion maculatum
  • Aphyosemion maeseni
  • Aphyosemion margaretae
  • Aphyosemion mimbon
  • Aphyosemion obscurus
  • Aphyosemion ocellatum
  • Aphyosemion ogoense
  • Aphyosemion pascheni
  • Aphyosemion pascheni
  • Aphyosemion pascheni
  • Aphyosemion passaroi
  • Aphyosemion petersi (Peter's Aphyosemion, Peter's Prachtkarpfling)
  • Aphyosemion poliaki
  • Aphyosemion polli
  • Aphyosemion primigenium
  • Aphyosemion punctatum
  • Aphyosemion raddai
  • Aphyosemion rectogoense
  • Aphyosemion riggenbachi (Riggenbach's Lyretail)
  • Aphyosemion schioetzi
  • Aphyosemion schluppi
  • Aphyosemion seegersi
  • Aphyosemion splendopleure
  • Aphyosemion striatum (Escherich's Killi)
  • Aphyosemion thysi
  • Aphyosemion tirbaki
  • Aphyosemion trilineatus
  • Aphyosemion viride
  • Aphyosemion volcanum
  • Aphyosemion wachtersi
  • Aphyosemion wildekampi
  • Aphyosemion zygaima
  • Apiocera barri (Pine Spittle Bug)
  • Apion amaurum (A Beetle)
  • Apion attenuatum (A Pear-shaped Weevil)
  • Apion carinatum (A Pear-shaped Weevil)
  • Apion centrale (A Pear-shaped Weevil)
  • Apion emaciipes (A Pear-shaped Weevil)
  • Apion finitimum (A Pear-shaped Weevil)
  • Apion frosti (A Pear-shaped Weevil)
  • Apion fuscirostre (Scotch Broom Seed Weevil)
  • Apion huron (A Pear-shaped Weevil)
  • Apion idiastes (A Pear-shaped Weevil)
  • Apion impeditum (A Pear-shaped Weevil)
  • Apion longirostre (A Pear-shaped Weevil)
  • Apion melanarium (A Pear-shaped Weevil)
  • Apion pensylvanicum (A Pear-shaped Weevil)
  • Apion porcatum (A Pear-shaped Weevil)
  • Apion punctinasum (A Pear-shaped Weevil)
  • Apion reconditum (A Pear-shaped Weevil)
  • Apion simile (A Pear-shaped Weevil)
  • Apion ulicis (Gorse Seed Weevil)
  • Apionichthys asphyxiatus
  • Apionichthys dumerili (Longtail sole)
  • Apionichthys finis
  • Apionichthys unicolor
  • Apis mellifera (Honey Bee, A Honeybee)
  • Apistogramma acrensis
  • Apistogramma agassizii (Agassiz' Dwarf Cichlid)
  • Apistogramma alacrina
  • Apistogramma amoena
  • Apistogramma amoenum (Pleasant cichlid)
  • Apistogramma arua
  • Apistogramma atahualpa
  • Apistogramma bitaeniata (Banded Dwarf Cichlid, Banded Dwarf Cichlid)
  • Apistogramma borellii (Borelli's Dwarf Cichlid)
  • Apistogramma brevis
  • Apistogramma cacatuoides (Cockatoo Dwarf Cichlid, Cockatoo Dwarf Cichlid)
  • Apistogramma caetei
  • Apistogramma commbrae (Corumba Dwarf Ciclid, Corumba Dwarf Ciclid)
  • Apistogramma cruzi
  • Apistogramma diplotaenia
  • Apistogramma elizabethae
  • Apistogramma eunotus
  • Apistogramma geisleri
  • Apistogramma gephyra
  • Apistogramma gibbiceps
  • Apistogramma gossei
  • Apistogramma guttata
  • Apistogramma hippolytae
  • Apistogramma hoignei
  • Apistogramma hongsloi
  • Apistogramma inconspicua
  • Apistogramma iniridae
  • Apistogramma inornata
  • Apistogramma juruensis
  • Apistogramma linkei
  • Apistogramma luelingi
  • Apistogramma maciliense
  • Apistogramma macmasteri (Macmaster's Dwarf Cichlid)
  • Apistogramma martini
  • Apistogramma meinkeni
  • Apistogramma mendezi
  • Apistogramma moae
  • Apistogramma nijsseni
  • Apistogramma norberti
  • Apistogramma ortmanni
  • Apistogramma panduro
  • Apistogramma parva
  • Apistogramma paucisquamis
  • Apistogramma payaminonis
  • Apistogramma personata
  • Apistogramma pertensis (Yellow Dwarf Cichlid, Yellow Dwarf Cichlid)
  • Apistogramma piauiensis
  • Apistogramma pleurotaenia (Chequered Dwarf Cichlid, Chequered Dwarf Cichlid)
  • Apistogramma pulchra
  • Apistogramma regani
  • Apistogramma resticulosa
  • Apistogramma rubrolineata
  • Apistogramma rupununi (Two-spot Apistogramma)
  • Apistogramma similis
  • Apistogramma staecki
  • Apistogramma steindachneri (Steindachner's Dwarf Cichlid)
  • Apistogramma taeniata
  • Apistogramma trifasciata (Three-striped Dwarf Cichlid, Three-striped Dwarf Cichlid)
  • Apistogramma tucurui
  • Apistogramma uaupesi
  • Apistogramma urteagai
  • Apistogramma velifera
  • Apistogramma viejita
  • Apistogrammoides pucallpaensis
  • Apistoloricaria condei
  • Apistoloricaria laani
  • Apistoloricaria listrorhinos
  • Apistoloricaria ommation
  • Apistops caloundra (Short-armed waspfish)
  • Apistus carinatus (Ocellated Waspfish, Ocellated Waspfish)
  • Aplastodiscus cochranae
  • Aplastodiscus perviridis
  • Aplatophis chauliodus (Tusky Eel)
  • Aplatophis zorro (Snaggle-toothed snake-eel)
  • Aplectoides condita (St. John's Wort Inchworm, A Noctuid Moth)
  • Apletodon dentatus
  • Apletodon dentatus
  • Apletodon dentatus (Small-headed clingfish)
  • Apletodon incognitus
  • Apletodon pellegrini (Chubby clingfish)
  • Aplexa elongata (Lance Aplexa)
  • Aplidiopsis pannosum
  • Aplidium arenatum
  • Aplidium bermudae
  • Aplidium californicum
  • Aplidium coei
  • Aplidium coeruleum
  • Aplidium constellatum
  • Aplidium densum
  • Aplidium dubium
  • Aplidium effrenatum
  • Aplidium exile
  • Aplidium fuegiense
  • Aplidium funginum
  • Aplidium glabrum
  • Aplidium lobatum
  • Aplidium mutabile
  • Aplidium nordmanni
  • Aplidium ordinatum
  • Aplidium pallidum
  • Aplidium pellucidum
  • Aplidium proliferum
  • Aplidium propinquum
  • Aplidium punctum
  • Aplidium radiatum
  • Aplidium solidum
  • Aplidium spauldingi
  • Aplidium spitzbergense
  • Aplidium stellatum
  • Aplidium translucidum
  • Aploactis aspera
  • Aploactisoma milesii (Velvetfish, Velvetfish)
  • Aplocera plagiata
  • Aplocheilichthys antinorii (Black lampeye)
  • Aplocheilichthys atripinna
  • Aplocheilichthys bracheti
  • Aplocheilichthys brichardi (Brichard's lampeye)
  • Aplocheilichthys bukobanus (Bukoba lampeye)
  • Aplocheilichthys camerunensis (Cameroon lampeye)
  • Aplocheilichthys centralis (Cental east african lampeye)
  • Aplocheilichthys eduardensis
  • Aplocheilichthys ehrichi
  • Aplocheilichthys fuelleborni (Lake Rukwa lampeye)
  • Aplocheilichthys hutereaui (Meshscaled topminnow)
  • Aplocheilichthys jeanneli (Omo lampeye)
  • Aplocheilichthys kabae
  • Aplocheilichthys katangae (Striped topminnow)
  • Aplocheilichthys keilhacki
  • Aplocheilichthys kingii
  • Aplocheilichthys kongoranensis (Kongoro lampeye)
  • Aplocheilichthys lacustris (Kibiti Lampeye)
  • Aplocheilichthys lamberti (Lambert's lampeye)
  • Aplocheilichthys loati (Nile killifish)
  • Aplocheilichthys lualabaensis (Lualaba lampeye)
  • Aplocheilichthys luluae (Lulua River lampeye)
  • Aplocheilichthys macrophthalmus (Hannerz' Lampeye)
  • Aplocheilichthys macrophthalmus (Lampeye panchax)
  • Aplocheilichthys macrurus (Big tailed lampeye)
  • Aplocheilichthys maculatus (Spotted lampeye)
  • Aplocheilichthys mahagiensis
  • Aplocheilichthys matthesi (Saisi lampeye)
  • Aplocheilichthys mediolateralis
  • Aplocheilichthys meyburgi
  • Aplocheilichthys moeruensis (Moero lampeye)
  • Aplocheilichthys myaposae (Natal topminnow)
  • Aplocheilichthys myersi (Hummingbird lampeye)
  • Aplocheilichthys nigrolateralis
  • Aplocheilichthys normani (Norman's lampeye)
  • Aplocheilichthys omoculatus (Ruaha lampeye)
  • Aplocheilichthys pfaffi (Pfaff's lampeye)
  • Aplocheilichthys pfefferi
  • Aplocheilichthys rancureli (Rancurel's lampeye)
  • Aplocheilichthys rudolfianus (Lake Rudolf lampeye)
  • Aplocheilichthys schalleri
  • Aplocheilichthys scheeli (Scheel's lampeye)
  • Aplocheilichthys spilauchen (Banded Lampeye)
  • Aplocheilichthys terofali
  • Aplocheilichthys usanguensis (Usangu lampeye)
  • Aplocheilichthys vanderbilti
  • Aplocheilichthys vitschumbaensis (Bitschumbi lampeye)
  • Aplocheilus blockii (Green Panchax, Green Panchax)
  • Aplocheilus dayi (Ceylon Killifish, Striped Topminnow, Striped Topminnow)
  • Aplocheilus kirchmayeri
  • Aplocheilus lineatus (Malabar Killi, Sparkling Panchax, Sparkling Panchax, Striped Panchax)
  • Aplocheilus panchax (Blue Panchax)
  • Aplocheilus panchax
  • Aplocheilus parvus (Dwarf Panchax)
  • Aplocheilus werneri (Werner's killifish)
  • Aplochiton marinus
  • Aplochiton taeniatus
  • Aplochiton zebra
  • Aplodactylus arctidens (Marblefish)
  • Aplodactylus etheridgii (Notchheaded marblefish)
  • Aplodactylus guttatus
  • Aplodactylus punctatus
  • Aplodactylus westralis
  • Aplodinotus grunniens (Freshwater Drum)
  • Aplodontia rufa (Mountain Beaver)
  • Aplodontia rufa (Sierra Nevada Mountain Beaver)
  • Aplodontia rufa (Point Arena Mountain Beaver)
  • Aplodontia rufa (Point Reyes Mountain Beaver)
  • Aplodontia rufa (Cascades Mountain Beaver)
  • Aplodontia rufa (Coastal Mountain Beaver)
  • Aplonis atrifusca (Samoan Starling)
  • Aplonis brunneicapilla
  • Aplonis cantoroides
  • Aplonis cinerascens (Rarotonga Starling)
  • Aplonis corvina (Kosrae Mountain Starling)
  • Aplonis crassa (Tanimbar Starling)
  • Aplonis dichroa
  • Aplonis feadensis
  • Aplonis fusca (Norfolk Starling)
  • Aplonis grandis
  • Aplonis insularis (Rennell Starling)
  • Aplonis magna
  • Aplonis mavornata (Mysterious Starling)
  • Aplonis metallica
  • Aplonis minor
  • Aplonis mysolensis
  • Aplonis mystacea (Yellow-eyed Starling)
  • Aplonis opaca (Micronesian Starling)
  • Aplonis panayensis
  • Aplonis pelzelni (Pohnpie Mountain Starling)
  • Aplonis santovestris (Mountain Starling)
  • Aplonis striata
  • Aplonis tabuensis (Polynesian Starling)
  • Aplonis zelandica (Rusty-winged Starling)
  • Aplopelia larvata
  • Aplysia dactylomela (Spotted Seahare)
  • Apobaetis etowah (A Mayfly)
  • Apobaetis indeprensus (A Mayfly)
  • Apobaetis lakota (A Mayfly)
  • Apocellus sphaericollis (A Rove Beetle)
  • Apocheiridium reddelli (A Cave Obligate Pseudoscorpion)
  • Apochthonius coecus (A Pseudoscorpion)
  • Apochthonius colecampi (A Cave Obligate Pseudoscorpion)
  • Apochthonius diabolus (A Cave Obligate Pseudoscorpion)
  • Apochthonius forbesi (A Cave Obligate Pseudoscorpion)
  • Apochthonius grubbsi (A Cave Obligate Pseudoscorpion)
  • Apochthonius hobbsi (A Pseudoscorpion)
  • Apochthonius holsingeri (A Pseudoscorpion)
  • Apochthonius indianensis (A Pseudoscorpion)
  • Apochthonius malheuri (Malheur Pseudoscorpion)
  • Apochthonius mysterius (A Cave Obligate Pseudoscorpion)
  • Apochthonius paucispinosus (Dry Fork Valley Cave Pseudoscorpion)
  • Apochthonius russelli (A Cave Obligate Pseudoscorpion)
  • Apochthonius titanicus (A Cave Obligate Pseudoscorpion)
  • Apochthonius typhlus (A Cave Obligate Pseudoscorpion)
  • Apocryptes bato
  • Apocryptichthys sericus
  • Apocryptodon madurensis
  • Apocryptodon punctatus
  • Apoda biguttata (A Moth)
  • Apoda y-inversum (A Moth)
  • Apodemia chisosensis (Chisos Metalmark)
  • Apodemia duryi (Mexican Metalmark)
  • Apodemia mejicanus (Sonoran Metalmark)
  • Apodemia mormo (Mormon Metalmark)
  • Apodemia mormo (Lange's Metalmark)
  • Apodemia mormo (Mormon Metalmark)
  • Apodemia mormo (Tuolumne Metalmark)
  • Apodemia nais (Nais Metalmark)
  • Apodemia palmerii (Palmer's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemia virgulti (Behr's Metalmark)
  • Apodemus agrarius (Striped Field Mouse)
  • Apodemus alpicola (Alpine Field Mouse)
  • Apodemus argenteus
  • Apodemus arianus (Persian Field Mouse)
  • Apodemus chevrieri (Chevrier's Field Mouse)
  • Apodemus draco (South China Field Mouse)
  • Apodemus flavicollis (Yellow-necked Field Mouse)
  • Apodemus fulvipectus (Yellow-breasted Field Mouse)
  • Apodemus gurkha (Himalayan Field Mouse)
  • Apodemus hermonensis (Mt Hermon Field Mouse)
  • Apodemus hyrcanicus (Caucasus Field Mouse)
  • Apodemus latronum (Sichuan Field Mouse)
  • Apodemus mystacinus (Broad-toothed Field Mouse)
  • Apodemus peninsulae (Korean Field Mouse)
  • Apodemus ponticus (Black Sea Field Mouse)
  • Apodemus rusiges (Kashmir Field Mouse)
  • Apodemus semotus (Taiwan Field Mouse)
  • Apodemus speciosus (Large Japanese Field Mouse)
  • Apodemus sylvaticus (Long-tailed Field Mouse)
  • Apodemus uralensis (Ural Field Mouse)
  • Apodemus wardi (Ward's Field Mouse)
  • Apodichthys flavidus (Penpoint Gunnel)
  • Apodichthys fucorum (Rockweed Gunnel)
  • Apodichthys sanctaerosae (Kelp Gunnel)
  • Apodocreedia vanderhorsti (Hooknose Burrower)
  • Apodora papuana
  • Apodosis novimundi
  • Apodrepanulatrix liberaria (A Geometer Moth)
  • Apogon abrogramma
  • Apogon affinis (Bigtooth Cardinalfish)
  • Apogon albimaculosus (Cream-spotted cardinalfish)
  • Apogon amboinensis (Amboina cardinalfish)
  • Apogon americanus (Brazilian flamefish)
  • Apogon angustatus (Broadstriped Cardinalfish, Broadstriped Cardinalfish)
  • Apogon annularis (Ringtail cardinalfish)
  • Apogon apogonoides (Short-tooth cardinal)
  • Apogon argyrogaster
  • Apogon aroubiensis
  • Apogon aterrimus
  • Apogon atradorsatus (Blacktip cardinalfish)
  • Apogon atricaudus (Plain cardinalfish)
  • Apogon atripes (Blackfinned Cardinalfish, Blackfinned Cardinalfish)
  • Apogon atrogaster
  • Apogon aureus (Golden Cardinalfish, Golden Cardinalfish)
  • Apogon aurolineatus (Bridle Cardinalfish)
  • Apogon axillaris (Axillary-spot cardinalfish)
  • Apogon bandanensis (Bigeye cardinalfish)
  • Apogon binotatus (Barred Cardinalfish)
  • Apogon brevicaudata (Many-banded cardinal-fish)
  • Apogon brevispinis
  • Apogon bryx
  • Apogon campbelli
  • Apogon cantoris
  • Apogon capricornis
  • Apogon carinatus
  • Apogon catalai
  • Apogon caudicinctus (Little tailband cardinalfish)
  • Apogon cavitensis
  • Apogon chalcius
  • Apogon cheni
  • Apogon chrysopomus (Spotted-gill cardinalfish)
  • Apogon chrysotaenia
  • Apogon cladophilos
  • Apogon coccineus (Ruby Cardinal, Ruby Cardinal)
  • Apogon compressus (Ochre-striped cardinalfish)
  • Apogon cookii (Blackbanded Cardinalfish)
  • Apogon crassiceps (Transparent cardinalfish)
  • Apogon cyanosoma (Yellowstriped cardinalfish)
  • Apogon cyanotaenia
  • Apogon dammermani
  • Apogon darnleyensis
  • Apogon deetsie (Deetsie's cardinalfish)
  • Apogon dianthus
  • Apogon dispar (Redspot cardinalfish)
  • Apogon diversus
  • Apogon doederleini (Doederlein's cardinalfish)
  • Apogon doryssa (Longspine cardinalfish)
  • Apogon dovii (Tailspot cardinalfish)
  • Apogon endekataenia (Elevenbanded Cardinalfish, Elevenbanded Cardinalfish)
  • Apogon enigmaticus (Diamond Cardinalfish, Diamond Cardinalfish)
  • Apogon erythrinus (Hawaiian ruby cardinalfish)
  • Apogon erythrosoma
  • Apogon evermanni (Oddscaled Cardinalfish)
  • Apogon exostigma (Narrowstripe cardinalfish)
  • Apogon fasciatus (Cardinalfish, Cardinalfish)
  • Apogon flagelliferus (Coachwhip cardinal)
  • Apogon flavus
  • Apogon fleurieu (Bandtail Cardinalfish, Bandtail Cardinalfish)
  • Apogon fraenatus (Spurcheek Cardinalfish)
  • Apogon fragilis (Fragile cardinalfish)
  • Apogon franssedai (Frans' cardinalfish)
  • Apogon fukuii
  • Apogon fuscomaculatus (Brown-spotted cardinalfish)
  • Apogon fuscus
  • Apogon gardineri
  • Apogon gilberti (Gilbert's cardinalfish)
  • Apogon gouldi (Deepwater cardinalfish)
  • Apogon guadalupensis (Guadaloupe Cardinalfish)
  • Apogon guamensis (Pearl Cardinalfish, Pearl Cardinalfish)
  • Apogon gularis
  • Apogon hartzfeldii (Hartzfeld's cardinalfish)
  • Apogon heptastygma (Ninespot Cardinalfish)
  • Apogon hoevenii (Frostfin cardinalfish)
  • Apogon holotaenia (Bluesopt Cardinalfish)
  • Apogon hyalosoma (River Cardinalfish)
  • Apogon hypselonotus
  • Apogon imberbis (Cardinalfish, Cardinalfish, King Of The Mullets, King Of The Mullets)
  • Apogon indicus
  • Apogon isus
  • Apogon jenkinsi
  • Apogon kallopterus (Iridescent cardinalfish)
  • Apogon kalosoma
  • Apogon kiensis (Rifle Cardinalfish, Rifle Cardinalfish)
  • Apogon kominatoensis
  • Apogon komodoensis
  • Apogon lachneri (Whitestar Cardinalfish)
  • Apogon lateralis (Robbermask Cardinalfish)
  • Apogon lativittatus
  • Apogon latus
  • Apogon leptacanthus (Longspine Cardinal, Longspine Cardinal)
  • Apogon leptocaulus (Slendertail Cardinalfish)
  • Apogon leptofasciatus
  • Apogon limenus (Sydney cardinalfish)
  • Apogon lineatus (Verticalstriped Cardinalfish, Verticalstriped Cardinalfish)
  • Apogon lineomaculatus
  • Apogon luteus (Yellow cardinalfish)
  • Apogon maculatus (Flamefish, Saddletailed Cardinalfish)
  • Apogon maculiferus (Spotted cardinalfish)
  • Apogon margaritophorus (Red-striped cardinalfish)
  • Apogon marquesensis
  • Apogon melanoproctus (Blackvent cardinalfish)
  • Apogon melanopterus
  • Apogon melanopus
  • Apogon melas
  • Apogon menesemus
  • Apogon microspilos
  • Apogon moluccensis (Moluccan cardinalfish)
  • Apogon monospilus
  • Apogon mosavi (Dwarf cardinalfish)
  • Apogon multilineatus (Many-lined cardinalfish)
  • Apogon multitaeniatus (Smallscale Cardinalfish, Smallscale Cardinalfish)
  • Apogon mydrus
  • Apogon nanus
  • Apogon neotes
  • Apogon niger
  • Apogon nigripinnis (Bullseye Cardinalfish, Bullseye Cardinalfish)
  • Apogon nigrocincta
  • Apogon nigrofasciatus (Blackstripe cardinalfish)
  • Apogon norfolcensis
  • Apogon notatus (Spotnape cardinalfish)
  • Apogon noumeae
  • Apogon novaeguineae
  • Apogon novemfasciatus (Nineband Cardinalfish, Nineband Cardinalfish)
  • Apogon ocellicaudus
  • Apogon opercularis
  • Apogon oxina
  • Apogon oxygrammus
  • Apogon pacificus (Pink cardinalfish)
  • Apogon pallidofasciatus
  • Apogon parvulus
  • Apogon perlitus (Pearly cardinalfish)
  • Apogon pharaonis
  • Apogon phenax (Mimic Cardinalfish)
  • Apogon pillionatus (Broadsaddle Cardinalfish)
  • Apogon planifrons (Pale Cardinalfish)
  • Apogon poecilopterus (Pearly-finned cardinalfish)
  • Apogon posterofasciatus
  • Apogon properuptus (Southern orange-lined cardinal fish)
  • Apogon pselion
  • Apogon pseudomaculatus (Twospot Cardinalfish)
  • Apogon quadrisquamatus (Sawcheek Cardinalfish)
  • Apogon quartus
  • Apogon queketti (Spotfin Cardinal, Spotfin Cardinal)
  • Apogon quinquestriatus
  • Apogon radcliffei
  • Apogon regani
  • Apogon regula
  • Apogon relativus
  • Apogon retrosella (Cortez Cardinalfish)
  • Apogon rhodopterus (Redfin cardinalfish)
  • Apogon robbyi (Striped cardinalfish)
  • Apogon robinsi (Roughlip Cardinalfish)
  • Apogon rubellus
  • Apogon rubrimacula
  • Apogon rueppellii (Gobbleguts)
  • Apogon rufus
  • Apogon savayensis (Ghost Cardinal, Ghost Cardinal)
  • Apogon schlegeli
  • Apogon sealei (Seale's cardinalfish)
  • Apogon selas (Meteor cardinalfish)
  • Apogon semilineatus (Barface Cardinalfish, Barface Cardinalfish)
  • Apogon semiornatus (Threeband Cardinalfish, Threeband Cardinalfish)
  • Apogon septemstriatus (Sevenband Cardinalfish, Sevenband Cardinalfish)
  • Apogon sialis
  • Apogon sinus
  • Apogon smithi
  • Apogon spilurus
  • Apogon striatodes
  • Apogon susanae
  • Apogon taeniatus (Twobelt Cardinalfish, Twobelt Cardinalfish)
  • Apogon taeniophorus (Ninestripe Cardinal, Ninestripe Cardinal)
  • Apogon taeniopterus (Bandfin cardinalfish)
  • Apogon talboti (Flame cardinalfish)
  • Apogon tchefouensis
  • Apogon thermalis (Translucent Cardinalfish, Translucent Cardinalfish)
  • Apogon timorensis
  • Apogon townsendi (Belted Cardinalfish)
  • Apogon trimaculatus (Three-spot cardinalfish)
  • Apogon truncatus (Elliot's Cardinalfish)
  • Apogon unicolor
  • Apogon uninotatus
  • Apogon unitaeniatus (Single-striped cardinalfish)
  • Apogon urostigma
  • Apogon victoriae
  • Apogon wassinki
  • Apogon wilsoni
  • Apogon zebrinus
  • Apogonichthys amblyuropterus
  • Apogonichthys landoni
  • Apogonichthys ocellatus (Ocellated Cardinal, Ocellated Cardinal)
  • Apogonichthys perdix (Perdix cardinalfish)
  • Apogonichthys waikiki
  • Apogonops anomalus (Three-spined Cardinalfish)
  • Apolemichthys arcuatus (Bandit Angelfish)
  • Apolemichthys armitagei (Armitage angelfish)
  • Apolemichthys griffisi (Griffis angelfish)
  • Apolemichthys guezei (Reunion angelfish)
  • Apolemichthys kingi (Tiger angelfish)
  • Apolemichthys trimaculatus (Threespot Angelfish)
  • Apolemichthys xanthopunctatus (Goldspotted angelfish)
  • Apolemichthys xanthotis (Yellow-ear angelfish)
  • Apolemichthys xanthurus (Yellowbrown Angelfish)
  • Apomatoceros alleni
  • Apomyelois bistriatella
  • Apomys abrae
  • Apomys datae (Luzon Montane Forest Mouse)
  • Apomys gracilirostris (Large Mindoro Forest Mouse)
  • Apomys hylocoetes (Mt. Apo Forest Mouse)
  • Apomys insignis (Mindanao Montane Forest Mouse)
  • Apomys littoralis (Mindanao Lowland Forest Mouse)
  • Apomys microdon (Small Luzon Forest Mouse)
  • Apomys musculus (Least Forest Mouse)
  • Apomys sacobianus (Long-nosed Luzon Forest Mouse)
  • Apopterygion alta (Tasseled triplefin)
  • Apopterygion oculus (Ocellate triplefin)
  • Aporops bilinearis (Blotched podge)
  • Aposturisoma myriodon
  • Apotomis albeolana
  • Apotomis apateticana
  • Apotomis bifida
  • Apotomis capreana
  • Apotomis deceptana
  • Apotomis dextrana
  • Apotomis funerea
  • Apotomis removana
  • Appalachia arcana (Michigan Bog Grasshopper)
  • Appalachia hebardi (Appalachian Grasshopper)
  • Appalachina chilhoweensis (Queen Crater)
  • Appalachina sayana (Spike-lip Crater)
  • Appias drusilla (Florida White)
  • Aprasia aurita
  • Aprasia pseudopulchella (Flinders Ranges Worm-lizard)
  • Aprasia rostrata (Hermite Island Worm-lizard)
  • Aprion virescens (Blue-gray Snapper, Green Jobfish)
  • Apristurus acanutus (Flatnose cat shark)
  • Apristurus albisoma
  • Apristurus aphyodes
  • Apristurus atlanticus (Atlantic Ghost Catshark)
  • Apristurus brunneus (Brown Cat Shark)
  • Apristurus canutus (Hoary Cat Shark, Hoary Catshark)
  • Apristurus exsanguis
  • Apristurus fedorovi
  • Apristurus gibbosus (Humpback cat shark)
  • Apristurus herklotsi (Longfin Catshark)
  • Apristurus indicus (Smallbelly Cat Shark, Smallbelly Catshark)
  • Apristurus internatus
  • Apristurus investigatoris (Broadnose Catshark)
  • Apristurus japonicus (Japanese Catshark)
  • Apristurus kampae (Longnose Catshark)
  • Apristurus laurussonii (Iceland Cat Shark, Iceland Catshark)
  • Apristurus longicephalus (Longhead Catshark)
  • Apristurus macrorhynchus (Flathead Catshark)
  • Apristurus macrostomus (Broadmouth cat shark)
  • Apristurus manis (Ghost Cat Shark, Ghost Catshark)
  • Apristurus microps (Smalleye Cat Shark, Smalleye Catshark)
  • Apristurus micropterygeus (Smalldorsal cat shark)
  • Apristurus nasutus (Largenose Catshark)
  • Apristurus parvipinnisin (Smallfin Cat Shark, Smallfin Catshark)
  • Apristurus pinguis
  • Apristurus platyrhynchus (Spatulasnout Catshark)
  • Apristurus profundorum (Deepwater Cat Shark, Deepwater Catshark)
  • Apristurus riveri (Broadgill Cat Shark, Broadgill Catshark)
  • Apristurus saldanha (Saldanha Catshark)
  • Apristurus sibogae (Pale Catshark)
  • Apristurus sinensis (South China Catshark, South China Catshark)
  • Apristurus spongiceps (Spongehead Catshark)
  • Apristurus stenseni (Panama Ghost Catshark)
  • Apristus latens (A Ground Beetle)
  • Apristus subsulcatus (Ground Beetle)
  • Aprognathodon platyventris (Stripe Eel)
  • Aprosmictus erythropterus (Red-winged Parrot)
  • Aprosmictus jonquillaceus (Olive-shouldered Parrot)
  • Aproteles bulmerae (Bulmer's Fruit Bat)
  • Apsilus dentatus (Black Snapper)
  • Apsilus fuscus (African Forktail Snapper, Brown Sea-perch)
  • Aptenodytes forsteri
  • Aptenodytes patagonicus
  • Aptenopedes aptera (A Grasshopper)
  • Aptenopedes hubbelli (A Grasshopper)
  • Aptenopedes nigropicta (A Grasshopper)
  • Aptenopedes robusta (A Grasshopper)
  • Aptenopedes rufovittata (A Grasshopper)
  • Aptenopedes sphenarioides (Linear-winged Grasshopper)
  • Apteraliplus parvulus (Flightless Haliplid Beetle)
  • Apterichtus anguiformis (Slender finless eel)
  • Apterichtus ansp (Academy Eel)
  • Apterichtus caecus (European finless eel)
  • Apterichtus equatorialis (Equatorial Eel)
  • Apterichtus flavicaudus
  • Apterichtus gracilis
  • Apterichtus gymnocelus
  • Apterichtus kendalli (Finless Eel)
  • Apterichtus keramanus
  • Apterichtus klazingai (Sharpsnout snake eel)
  • Apterichtus monodi
  • Apterichtus moseri
  • Apterichtus orientalis
  • Apterocychus honoluluensis (Kauai Flightless Stag Beetle)
  • Apteromantis aptera
  • Apteromechus ferratus (A Weevil)
  • Apteromechus texanus
  • Apteronotus albifrons (Apteronotid Eel, Apteronotid Eel)
  • Apteronotus apurensis
  • Apteronotus bonapartii
  • Apteronotus brasiliensis
  • Apteronotus caudimaculosus
  • Apteronotus cuchillejo
  • Apteronotus cuchillo
  • Apteronotus ellisi
  • Apteronotus eschmeyeri
  • Apteronotus jurubidae
  • Apteronotus leptorhynchus
  • Apteronotus macrolepis
  • Apteronotus macrostomus
  • Apteronotus magdalenensis
  • Apteronotus marauna
  • Apteronotus mariae
  • Apteronotus rostratus
  • Apteronotus spurrellii
  • Apterothrips seticornis (Thrips)
  • Apterygocampus epinnulatus
  • Apteryx australis (Brown Kiwi)
  • Apteryx haastii (Great Spotted Kiwi)
  • Apteryx owenii (Little Spotted Kiwi)
  • Aptinothrips rufus (Red Grass Thrips)
  • Aptocyclus ventricosus (Smooth Lumpsucker)
  • Aptychotrema bougainvillii (Short-snouted shovelnose ray)
  • Aptychotrema rostrata (East Australian shovelnose ray)
  • Aptychotrema vincentiana (Western shovelnose ray)
  • Apus acuticauda (Dark-rumped Swift)
  • Apus aequatorialis
  • Apus affinis
  • Apus alexandri
  • Apus apus
  • Apus balstoni
  • Apus barbatus
  • Apus batesi
  • Apus berliozi
  • Apus bradfieldi
  • Apus caffer
  • Apus horus
  • Apus melba
  • Apus niansae
  • Apus nipalensis (House Swift)
  • Apus pacificus
  • Apus pallidus
  • Apus sladeniae (Fernando Po Swift)
  • Apus toulsoni
  • Apus unicolor
  • Apyrrothrix araxes (Dull Firetip)
  • Aquadulcaris pheronyx
  • Aquila adalberti (Adalbert's Eagle)
  • Aquila audax
  • Aquila chrysaetos (Golden Eagle)
  • Aquila chrysaetos (Golden Eagle)
  • Aquila chrysaetos (Golden Eagle)
  • Aquila clanga (Greater Spotted Eagle)
  • Aquila gurneyi (Gurney's Eagle)
  • Aquila heliaca (Spanish Imperial Eagle)
  • Aquila heliaca (Spanish Imperial Eagle)
  • Aquila nipalensis
  • Aquila pomarina
  • Aquila rapax
  • Aquila verreauxii
  • Aquila vindhiana
  • Aquila wahlbergi
  • Ara ambigua
  • Ara ararauna (Blue and Gold Macaw)
  • Ara auricollis
  • Ara chloropterus (Green-winged Macaw)
  • Ara couloni
  • Ara glaucogularis (Blue-throated Macaw)
  • Ara macao (Scarlet Macaw)
  • Ara manilata
  • Ara maracana
  • Ara militaris (Military Macaw)
  • Ara nobilis
  • Ara rubrogenys (Red-fronted Macaw)
  • Ara severa
  • Ara tricolor (Cuban Macaw)
  • Aracana aurita (Striped cowfish)
  • Aracana ornata (Ornate Cowfish, Ornate Cowfish)
  • Arachnothera affinis
  • Arachnothera chrysogenys
  • Arachnothera clarae (Naked-faced Spiderhunter)
  • Arachnothera crassirostris
  • Arachnothera everetti
  • Arachnothera flavigaster
  • Arachnothera juliae
  • Arachnothera longirostra
  • Arachnothera magna
  • Arachnothera robusta
  • Araecerus fasciculatus (Coffee Bean Weevil, A Fungus Weevil)
  • Araiophos eastropas
  • Araiophos gracilis
  • Aramides axillaris
  • Aramides cajanea (Gray-necked Wood-Rail)
  • Aramides calopterus
  • Aramides mangle
  • Aramides saracura
  • Aramides wolfi (Brown Wood-rail)
  • Aramides ypecaha
  • Aramidopsis plateni (Platen's Rail)
  • Aramus guarauna (Limpkin)
  • Aramus guarauna (Limpkin)
  • Arapaima gigas (Arapaima)
  • Arapima gigas
  • Aratinga acuticaudata
  • Aratinga aurea
  • Aratinga auricapilla
  • Aratinga brevipes (Socorro Parakeet)
  • Aratinga cactorum
  • Aratinga canicularis (Orange-fronted Parakeet)
  • Aratinga chloroptera (Hispaniolan Parakeet)
  • Aratinga erythrogenys (Red-masked Conure)
  • Aratinga euops (Cuban Conure)
  • Aratinga finschi (Crimson-fronted Parakeet)
  • Aratinga guarouba (Golden Parakeet)
  • Aratinga holochlora (Green Parakeet)
  • Aratinga jandaya
  • Aratinga leucophthalmus
  • Aratinga mitrata (Mitred Parakeet)
  • Aratinga nana (Olive-throated Parakeet)
  • Aratinga pertinax (Brown-throated Parakeet)
  • Aratinga solstitialis (Sun Conure)
  • Aratinga strenua
  • Aratinga wagleri
  • Aratinga weddellii
  • Aratus pisonii (Mangrove Tree Crab)
  • Arawacus aethesa
  • Arawacus jada (Creamy Stripe-streak)
  • Arboridia betulaspera
  • Arboridia bitincta
  • Arboridia cornipes
  • Arboridia crataegi
  • Arboridia dorsalis
  • Arboridia enata
  • Arboridia fumida
  • Arboridia insigna
  • Arboridia nitida
  • Arboridia noeva
  • Arboridia obliqua
  • Arboridia obvia
  • Arboridia plena
  • Arboridia sinua
  • Arboridia stolata
  • Arborimus albipes (White-footed Vole)
  • Arborimus longicaudus (Red Tree Vole)
  • Arborimus longicaudus (Red Tree Vole)
  • Arborimus longicaudus (Red Tree Vole)
  • Arborimus pomo (Sonoma Tree Vole)
  • Arborophila ardens (Hainan Partridge)
  • Arborophila atrogularis (White-cheeked Partridge)
  • Arborophila brunneopectus
  • Arborophila cambodiana (Chestnut-headed Partridge)
  • Arborophila charltonii (Chestnut-breasted Tree-partridge)
  • Arborophila chloropus
  • Arborophila crudigularis (Taiwan Partridge)
  • Arborophila davidi (Orange-necked Partridge)
  • Arborophila gingica (Rickett's Hill-partridge)
  • Arborophila hyperythra
  • Arborophila javanica
  • Arborophila mandellii (Chestnut-breasted Partridge)
  • Arborophila merlini
  • Arborophila orientalis
  • Arborophila rubrirostris
  • Arborophila rufipectus (Sichuan Partridge)
  • Arborophila rufogularis
  • Arborophila torqueola
  • Arcanator orostruthus
  • Archachatina bicarinata
  • Archachatina knorri
  • Archamia ataenia
  • Archamia biguttata (Twinspot cardinalfish)
  • Archamia bilineata
  • Archamia bleekeri
  • Archamia buruensis (Buru cardinalfish)
  • Archamia flavofasciata
  • Archamia fucata (Redbarred Cardinal, Redbarred Cardinal)
  • Archamia leai (Lea's cardinalfish)
  • Archamia lineolata (Crossbanded Cardinalfish, Crossbanded Cardinalfish)
  • Archamia macroptera (Dusky-tailed cardinalfish)
  • Archamia mozambiquensis (Mozambique Cardinal)
  • Archamia pallida
  • Archamia zosterophora (Blackbelted cardinalfish)
  • Archanara laeta
  • Archanara oblonga (A Moth)
  • Archanara subflava
  • Archaulus biseriatus (Scaled Sculpin)
  • Archboldia papuensis (Archbold's Bowerbird)
  • Archboldia sanfordi
  • Archboldomys luzonensis (Mt Isarog Shrew-mouse)
  • Archeolarca aalbui (Aalbu's Cave Pseudoscorpion)
  • Archeolarca cavicola (Grand Canyon Cave Scorpion)
  • Archeolarca guadalupensis (Guadalupe Cave Pseudoscorpion)
  • Archeolarca welbourni (A Cave Obligate Pseudoscorpion)
  • Archiboreoiulus pallidus (A Millipede)
  • Archidistoma aggregatum
  • Archidistoma diaphanes
  • Archidistoma molle
  • Archidistoma productum
  • Archidistoma psammion
  • Archidistoma ritteri
  • Archidoris montereyensis (Monterey Sea-lemon)
  • Archidoris odhneri (White-Knight Nudibranch, White Knight Dorid)
  • Archiearis infans (First Born Geometer, The Infant)
  • Archilestes californica (California Spreadwing)
  • Archilestes grandis (Great Spreadwing)
  • Archilochus alexandri (Black-chinned Hummingbird)
  • Archilochus colubris (Ruby-throated Hummingbird)
  • Archilocus alexandri (Black-chinned Hummingbird:)
  • Archips alberta
  • Archips argyrospila (Fruit-tree Leafroller Moth)
  • Archips cerasivorana (Uglynest Caterpillar)
  • Archips dissitana
  • Archips fervidana (Oak Webworm Moth)
  • Archips fractivittana
  • Archips fumiferana (Spruce Budworm)
  • Archips goyerana (Baldcypress Leafroller)
  • Archips mortuana
  • Archips myricana
  • Archips packardiana (Spring Spruce Needle Moth)
  • Archips pinus (Jack Pine Budworm)
  • Archips purpurana (Omnivorous Leafroller)
  • Archips rosana (European Leafroller)
  • Archips striana
  • Archistes biseriatus (Scaled Sculpin)
  • Archistes plumarius (Plumed sculpin)
  • Archocentrus altoflavus
  • Archocentrus centrarchus (Flier cichlid)
  • Archocentrus myrnae
  • Archocentrus nanoluteus
  • Archocentrus nigrofasciatus (Convict Cichlid)
  • Archocentrus panamensis
  • Archocentrus sajica
  • Archocentrus septemfasciatus
  • Archocentrus spilurus (Blue-eye Cichla, Blue-eye Cichlid)
  • Archocentrus spinosissimus
  • Archolaemus blax
  • Archon apollinaris
  • Archoplites interruptus (Sacramento Perch)
  • Archosargus aries
  • Archosargus pourtalesii (Blackspot porgy)
  • Archosargus probatocephalus (Sheepshead)
  • Archosargus rhomboidalis (Sea Bream)
  • Arcidens confragosus (Rock Pocketbook)
  • Arcos decoris (Elegant clingfish)
  • Arcos erythrops (Rockwall clingfish)
  • Arcos macrophthalmus (Padded Clingfish)
  • Arcos poecilophthalmos (Galapagos clingfish)
  • Arcos rhodospilus (Rock clingfish)
  • Arcovomer passarellii
  • Arctictis binturong (Binturong)
  • Arctocebus aureus (Golden Angwantibo)
  • Arctocebus calabarensis (Calabar Angwantibo)
  • Arctocephalus australis (South American Fur Seal)
  • Arctocephalus forsteri (Antipodean Fur Seal, Australasian Fur Seal, Black Fur Seal, New Zealand Fur Seal, South Australian Fur Seal)
  • Arctocephalus galapagoensis (Galapagos Fur Seal)
  • Arctocephalus gazella (Antarctic Fur Seal, Kerguelen Fur Seal)
  • Arctocephalus philippii (Juan Fernández Fur Seal)
  • Arctocephalus pusillus (Afro-Australian Fur Seal)
  • Arctocephalus townsendi (Guadalupe Fur Seal)
  • Arctocephalus tropicalis (Amsterdam Fur Seal, Subantarctic Fur Seal)
  • Arctodiaptomus burduricus
  • Arctodiaptomus euacanthus
  • Arctodiaptomus kamtschaticus
  • Arctodiaptomus michaeli
  • Arctogadus borisovi (East Siberian Cod, Toothed Cod)
  • Arctogadus glacialis (Polar Cod)
  • Arctogalidia trivirgata (Small-toothed Palm Civet)
  • Arctogeophilus insularis
  • Arctomelon stearnsii (Stearn's volute)
  • Arctonyx collaris (Hog Badger)
  • Arctopora pulchella (A Caddisfly)
  • Arctopora salmon (A Caddisfly)
  • Arctopora trimaculata (A Caddisfly)
  • Arctopsyche californica (A Caddisfly)
  • Arctopsyche grandis (A Caddisfly)
  • Arctopsyche irrorata (A Caddisfly)
  • Arctopsyche ladogensis (A Caddisfly)
  • Arctoscopus japonicus (Sailfin Sandfish)
  • Arctozenus risso (White Barracudina)
  • Arcygobius baliurus
  • Arcynopteryx compacta (A Stonefly)
  • Ardea alba (Great Egret)
  • Ardea alba
  • Ardea albus (Great Egret)
  • Ardea cinerea
  • Ardea cocoi
  • Ardea goliath
  • Ardea herodias (Great Blue Heron)
  • Ardea herodias (Pacific Great Blue Heron)
  • Ardea herodias (Great Blue Heron)
  • Ardea herodias
  • Ardea humbloti (Madagascar Heron)
  • Ardea imperialis
  • Ardea insignis (Imperial Heron)
  • Ardea melanocephala
  • Ardea novaehollandiae
  • Ardea pacifica
  • Ardea picata
  • Ardea purpurea
  • Ardea sumatrana (Great-billed Heron)
  • Ardeicola loculator
  • Ardeola bacchus
  • Ardeola grayii
  • Ardeola idae (Madagascar Pond-heron)
  • Ardeola ralloides
  • Ardeola rufiventris
  • Ardeola speciosa
  • Ardeotis arabs
  • Ardeotis australis
  • Ardeotis kori
  • Ardeotis nigriceps (Great Indian Bustard)
  • Ardops nichollsi (Tree Bat)
  • Arenaria interpres (Ruddy Turnstone)
  • Arenaria melanocephala (Black Turnstone)
  • Arenicola marina (Lugworm)
  • Arenigobius bifrenatus
  • Arenigobius frenatus
  • Arenigobius leftwichi
  • Areniscythris brachypteris (Oso Flaco Flightless Moth)
  • Arenivaga investigata (Southern California Sand Cockroach, Desert Cockroach)
  • Arenophilus bipuncticeps (A Centipede)
  • Arenophryne rotunda
  • Arequipa turbatella
  • Arganiella exilis
  • Argenteohyla siemersi
  • Argentina aliceae (Alice argentina)
  • Argentina australiae
  • Argentina brucei (Bruce's argentine)
  • Argentina elongata (Silverside)
  • Argentina euchus
  • Argentina georgei
  • Argentina kagoshimae
  • Argentina sialis (North-Pacific argentine)
  • Argentina silus (Atlantic Argentine)
  • Argentina sphyraena (Silver Smelt)
  • Argentina stewarti
  • Argentina striata (Striated Argentine)
  • Argia agrioides (California Dancer)
  • Argia alberta (Paiute Dancer)
  • Argia apicalis (Blue-fronted Dancer)
  • Argia barretti (Comanche Dancer)
  • Argia bipunctulata (Seepage Dancer)
  • Argia carlcooki (Yaqui Dancer)
  • Argia cuprea (Coppery Dancer)
  • Argia emma (Emma's Dancer)
  • Argia extranea (Spine-tipped Dancer)
  • Argia fumipennis (Variable Dancer)
  • Argia fumipennis (Violet Dancer)
  • Argia hinei (Lavender Dancer)
  • Argia immunda (Kiowa Dancer)
  • Argia lacrimans (Sierra Madre Dancer)
  • Argia leonorae (Leonora's Dancer)
  • Argia lugens (Sooty Dancer)
  • Argia moesta (Powdered Dancer)
  • Argia munda (Apache Dancer)
  • Argia nahuana (Aztec Dancer)
  • Argia oenea (Fiery-eyed Dancer)
  • Argia pallens (Amethyst Dancer)
  • Argia pima (Pima Dancer)
  • Argia plana (Springwater Dancer)
  • Argia rhoadsi (Golden-winged Dancer)
  • Argia sabino (Sabino Dancer)
  • Argia sedula (Blue-ringed Dancer)
  • Argia tarascana (Tarascan Dancer)
  • Argia tezpi (Tezpi Dancer)
  • Argia tibialis (Blue-tipped Dancer)
  • Argia tonto (Tonto Dancer)
  • Argia translata (Dusky Dancer)
  • Argia vivida (Vivid Dancer)
  • Argiacris amissuli (A Grasshopper)
  • Argiacris keithi (A Grasshopper)
  • Argiacris militaris (A Grasshopper)
  • Argiacris rehni (Rehn's Slow Grasshopper)
  • Argiagrion leoninum
  • Argillophora furcilla
  • Argiocnemis solitaria
  • Argiocnemis umbargae
  • Argiope argentata (Silver Argiope)
  • Argiope aurantia (Yellow Garden Spider)
  • Argonectes longiceps
  • Argonectes robertsi
  • Argonemertes hillii
  • Argonemertes stocki
  • Argopecten gibbus (Atlantic Calico Scallop)
  • Argopecten irradians (Bay Scallop)
  • Argopleura chocoensis
  • Argopleura conventus
  • Argopleura diquensis
  • Argopleura magdalenensis
  • Argusianus argus (Great Argus)
  • Argusianus argus
  • Argyresthia alternatella
  • Argyresthia annettella
  • Argyresthia apicumaculella
  • Argyresthia aureoargentella
  • Argyresthia austerella
  • Argyresthia canadensis
  • Argyresthia castaneela (Chestnut Ermine Moth)
  • Argyresthia castaneella (Chestnut Ermine Moth)
  • Argyresthia conjugella (Apple Fruit Moth)
  • Argyresthia freyella
  • Argyresthia goedartella
  • Argyresthia laricella
  • Argyresthia mariana
  • Argyresthia oreasella
  • Argyresthia picea
  • Argyresthia pygmaeella
  • Argyresthia thuiella
  • Argyripnus atlanticus
  • Argyripnus brocki (Brock's bristle-mouth fish)
  • Argyripnus electronus
  • Argyripnus ephippiatus (Gilbert & Cramer's bristle-mouth fish)
  • Argyripnus iridescens
  • Argyripnus pharos
  • Argyrocottus zanderi
  • Argyrodiaptomus neglectus
  • Argyrogramma basigera
  • Argyrogramma verruca
  • Argyropelecus aculeatus (Atlantic Silver Hatchetfish, Marine Hatchetfish, Silver Hatchetfish)
  • Argyropelecus affinis (Deepsea Hatchetfish, Pacific Hatchetfish)
  • Argyropelecus gigas (Greater Silver Hatchetfish)
  • Argyropelecus hemigymnus (Half-naked Hatchetfish, Short Silver Hatchetfish, Silver Hatchetfish)
  • Argyropelecus lychnus (Silvery Hatchetfish)
  • Argyropelecus olfersii
  • Argyropelecus sladeni (Silvery Hatchetfish)
  • Argyrops bleekeri (Taiwan tai)
  • Argyrops filamentosus (Soldierbream)
  • Argyrops megalommatus
  • Argyrops spinifer (King soldierbream)
  • Argyrosomus amoyensis (Amoy croaker)
  • Argyrosomus beccus
  • Argyrosomus coronus (Dusky kob)
  • Argyrosomus heinii (Arabian sea meagre)
  • Argyrosomus hololepidotus (Southern meagre)
  • Argyrosomus inodorus (Mild meagre)
  • Argyrosomus japonicus (Jaapanese Croaker, Japanese Croaker)
  • Argyrosomus regius (Atlantic Shadefish, Atlantic Shadefish, Meagre)
  • Argyrosomus thorpei (Squaretail kob)
  • Argyrostrotis anilis (Short-lined Chocolate)
  • Argyrostrotis carolina
  • Argyrostrotis deleta
  • Argyrostrotis erasa
  • Argyrostrotis quadrifilaris
  • Argyrostrotis sylvarum (A Noctuid Moth)
  • Argyrotaenia alisellana
  • Argyrotaenia cockerellana
  • Argyrotaenia juglandana
  • Argyrotaenia mariana (Gray-banded Leafroller Moth)
  • Argyrotaenia occultana
  • Argyrotaenia pinatubana
  • Argyrotaenia quadrifasciana
  • Argyrotaenia quercifoliana (An Oak Leafroller)
  • Argyrotaenia tabulana
  • Argyrotaenia velutinana (Red-banded Leafroller Moth)
  • Argyrozona argyrozona (Carpenter seabream)
  • Arhopalus foveicollis (A Longhorned Beetle)
  • Arhopalus rusticus (A Longhorned Beetle)
  • Arhynchobatis asperrimus (Longtail skate)
  • Arianops alticola (A Short-winged Mold Beetle)
  • Arianops barbata (A Short-winged Mold Beetle)
  • Arianops cavernensis (A Beetle)
  • Arianops copelandi (A Beetle)
  • Arianops coweeta (A Short-winged Mold Beetle)
  • Arianops fovealis (A Short-winged Mold Beetle)
  • Arianops gigantea (A Short-winged Mold Beetle)
  • Arianops jeanneli (A Beetle)
  • Arianops laminata (A Short-winged Mold Beetle)
  • Arianops nantahalae (A Short-winged Mold Beetle)
  • Arianops nantahalae (A Short-winged Mold Beetle)
  • Arianops nantahalae (A Short-winged Mold Beetle)
  • Arianops nodosa (A Short-winged Mold Beetle)
  • Arianops norithe (A Short-winged Mold Beetle)
  • Arianops parki (A Short-winged Mold Beetle)
  • Arianops plectrops (A Short-winged Mold Beetle)
  • Arianops sandersoni
  • Arianops spinicollis (A Short-winged Mold Beetle)
  • Arianops teyahalee (A Short-winged Mold Beetle)
  • Arianops thornei (A Short-winged Mold Beetle)
  • Arianops unicoi (A Short-winged Mold Beetle)
  • Aridius nodifer (A Minute Brown Scavenger Beetle)
  • Arigomphus cornutus (Horned Clubtail)
  • Arigomphus furcifer (Lilypad Clubtail)
  • Arigomphus lentulus (Stillwater Clubtail)
  • Arigomphus maxwelli (Bayou Clubtail)
  • Arigomphus pallidus (Gray-green Clubtail)
  • Arigomphus submedianus (Jade Clubtail)
  • Arigomphus villosipes (Unicorn Clubtail)
  • Arilus cristatus (Wheel Bug)
  • Ariolimax californicus (California Bananaslug)
  • Ariolimax columbianus (Pacific Banana Slug, Pacific Bananaslug, Amastrid Land Snail, Pacific Bananaslug)
  • Ariolimax dolichophallus (Slender Bananaslug)
  • Ariomma bondi (Silver-rag)
  • Ariomma brevimanus
  • Ariomma dollfusi
  • Ariomma evermanni
  • Ariomma helena
  • Ariomma indica (Indian Driftfish)
  • Ariomma lurida (Ariommid)
  • Ariomma melanum (Brown Driftfish)
  • Ariomma parini (Parin's ariomma)
  • Ariomma regulus (Spotted Driftfish)
  • Arion ater (Black Arion)
  • Arion circumscriptus (Brown-banded Arion)
  • Arion distinctus (Darkface Arion)
  • Arion fasciatus (Orange-banded Arion)
  • Arion hortensis (Garden Arion)
  • Arion intermedius (Hedgehog Arion)
  • Arion obesoductus
  • Arion owenii (Warty Arion)
  • Arion rufus (Chocolate Arion)
  • Arion silvaticus (Amastrid Land Snail, Forest Arion)
  • Arion simrothi
  • Arion subfuscus (Dusky Arion)
  • Arion vejdorskyi
  • Ariopsis assimilis
  • Ariopsis felis (Hardhead sea catfish)
  • Ariosoma anago (Silvery conger)
  • Ariosoma anagoides (Sea conger)
  • Ariosoma anale (Longtrunk Conger)
  • Ariosoma balearicum (Bandtooth Conger)
  • Ariosoma bauchotae
  • Ariosoma coquettei
  • Ariosoma gilberti (Sharpnose Conger)
  • Ariosoma major
  • Ariosoma marginatum (Large-eye conger)
  • Ariosoma mauritianum (Blunt-tooth conger)
  • Ariosoma meeki
  • Ariosoma megalops
  • Ariosoma mellissii (Silver Eel)
  • Ariosoma nancyae
  • Ariosoma nigrimanum
  • Ariosoma nigrimanus
  • Ariosoma obud
  • Ariosoma ophidiophthalmus
  • Ariosoma opistophthalmus
  • Ariosoma scheelei (Tropical conger)
  • Ariosoma selenops
  • Ariosoma shiroanago
  • Ariosoma sokotranum
  • Aristelliger cochranae (Cochran's Croaking Gecko)
  • Aristelliger georgeensis
  • Aristichthys nobilis (Bighead carp)
  • Aristochromis christyi
  • Aristostomias grimaldii
  • Aristostomias lunifer
  • Aristostomias polydactylus
  • Aristostomias scintillans (Shiny Loosejaw, Shining Loosejaw)
  • Aristostomias tittmanni (Loosejaw)
  • Aristostomias xenostoma
  • Aristotelia fungivorella
  • Aristotelia isopelta
  • Aristotelia roseosuffusella
  • Aristotelia rubidella
  • Ariteus flavescens (Jamaican Fig-eating Bat)
  • Arius acutirostris
  • Arius africanus (African sea catfish)
  • Arius arenarius (Sand catfish)
  • Arius argyropleuron (Longsnouted catfish)
  • Arius arius (Threadfin sea catfish)
  • Arius armiger (Threadfin catfish)
  • Arius augustus (Short barbelled catfish)
  • Arius berneyi (Berney's catfish)
  • Arius bilineatus (Bronze catfish)
  • Arius bleekeri (Bleeker's catfish)
  • Arius bonillai (New Grenada Sea Catfish)
  • Arius brevirostris
  • Arius brunellii
  • Arius burmanicus
  • Arius caelatus (Engraved catfish)
  • Arius carinatus (Comb-spined catfish)
  • Arius coatesi (Coates' catfish)
  • Arius cookei
  • Arius cous
  • Arius crassilabris (Thick-lipped catfish)
  • Arius crossocheilos (Roughback sea catfish)
  • Arius danielsi (Daniel's catfish)
  • Arius despaxi
  • Arius dioctes
  • Arius dispar
  • Arius doriae
  • Arius dussumieri (Blacktip sea catfish)
  • Arius felis (Hardhead Catfish)
  • Arius gagora (Gagora catfish)
  • Arius gagorides
  • Arius gigas (Giant sea catfish)
  • Arius goniaspis
  • Arius graeffei (Lesser salmon catfish)
  • Arius grandicassisand
  • Arius hainesi
  • Arius hardenbergi
  • Arius harmandi
  • Arius heudelotii (Smoothmouth sea catfish)
  • Arius insidiator
  • Arius intermedius
  • Arius jella (Blackfin sea catfish)
  • Arius laticeps
  • Arius latirostris (Broad-snouted catfish)
  • Arius latiscutatus (Rough-head sea catfish)
  • Arius leiotetocephalus
  • Arius leptaspis (Salmon catfish)
  • Arius leptonotacanthus
  • Arius luniscutis
  • Arius macracanthus
  • Arius macrocephalus (Large-scaled catfish)
  • Arius macronotacanthus
  • Arius macrorhynchus (Sharp-nosed catfish)
  • Arius maculatus (Spotted catfish)
  • Arius madagascariensis (Madagascar sea catfish)
  • Arius magatensis
  • Arius manillensis
  • Arius mastersi (Master's catfish)
  • Arius melanochir
  • Arius microcephalus
  • Arius midgleyi (Shovel-nosed catfish)
  • Arius nella (Smooth-headed catfish)
  • Arius nenga
  • Arius neogranatensis
  • Arius nox (Comb-gilled catfish)
  • Arius nuchalis
  • Arius nudidens
  • Arius oetik
  • Arius parkeri
  • Arius parkii (Guinean sea catfish)
  • Arius parmocassis
  • Arius parvipinnis
  • Arius paucus
  • Arius pectoralis
  • Arius phrygiatus (Kukwari sea catfish)
  • Arius platystomus (Flatmouth sea catfish)
  • Arius polystaphylodon (Mozambique sea catfish)
  • Arius proops (Crucifex Catfish, Crucifex Catfish)
  • Arius proximus
  • Arius quadriscutis
  • Arius robertsi (Taylor's catfish)
  • Arius rugispinis (Softhead sea catfish)
  • Arius sagor (Sagor catfish)
  • Arius satparanus
  • Arius sciurus
  • Arius sinensis
  • Arius solidus (Hard-palate catfish)
  • Arius sona (Sona sea catfish)
  • Arius spixii
  • Arius stormii (Armoured sea catfish)
  • Arius stricticassis
  • Arius subrostratus (Shovelnose sea catfish)
  • Arius sumatranus (Goat catfish)
  • Arius taylori (Taylor's Catfish)
  • Arius tenuispinis (Thinspine sea catfish)
  • Arius thalassinus (Giant seacatfish)
  • Arius truncatus
  • Arius utarus (Northern rivers catfish)
  • Arius vandeli
  • Arius variolosus
  • Arius velutinus (Papillate catfish)
  • Arius venosus (Veined catfish)
  • Arizona elegans (Glossy Snake)
  • Arizona elegans (Texas Glossy Snake)
  • Arizona elegans (Kansas Glossy Snake)
  • Arizona elegans (California glossy snake)
  • Arizona elegans (Painted Desert Glossy Snake)
  • Arizona occidentalis (California Glossy Snake)
  • Arkansia wheeleri (Ouachita Rock Pocketbook, Ouchita Rock Pocketbook, Ouchita Rock-pocketbook Mussel, Wheeler's Pearly Mussel)
  • Arlequinus krebsi
  • Armadillidium vulgare (Pillbug)
  • Armases benedicti (Fatfinger Marsh Crab)
  • Armatobalanus nefrens
  • Armiger crista (Star Gyro)
  • Armsia petasus (Amastrid Land Snail)
  • Arnoglossus andrewsi
  • Arnoglossus arabicus (Arabian flounder)
  • Arnoglossus armstrongi
  • Arnoglossus aspilos (Spotless lefteye flounder)
  • Arnoglossus bassensis (Bass Strait flounder)
  • Arnoglossus boops
  • Arnoglossus brunneus (Brown lefteye flounder)
  • Arnoglossus capensis (Cape Flounder)
  • Arnoglossus dalgleishi (East Coast Flounder)
  • Arnoglossus debilis (Weak lefteye flounder)
  • Arnoglossus elongatus (Long lefteye flounder)
  • Arnoglossus fisoni (Fison's Flounder)
  • Arnoglossus grohmanni
  • Arnoglossus imperialis (Imperial scaldfish)
  • Arnoglossus japonicus (Japanese lefteye flounder)
  • Arnoglossus kessleri (Scaldback)
  • Arnoglossus kotthausi
  • Arnoglossus laterna (Scaldfish)
  • Arnoglossus macrolophus (Largecrested Flounder)
  • Arnoglossus marisrubri
  • Arnoglossus micrommatus
  • Arnoglossus muelleri (Mueller's flounder)
  • Arnoglossus multirastris
  • Arnoglossus nigrifrons
  • Arnoglossus oxyrhynchus (Sharp-snout lefteye flounder)
  • Arnoglossus polyspilus (Many-spotted lefteye flounder)
  • Arnoglossus rueppelii (R�ppell's scaldback)
  • Arnoglossus sayaensis
  • Arnoglossus scapha
  • Arnoglossus septemventralis
  • Arnoglossus tapeinosoma
  • Arnoglossus tenuis (Dwarf lefteye flounder)
  • Arnoglossus thori (Grohmann's Scaldfish)
  • Arnoglossus waitei (Waite's lefteye flounder)
  • Arnoglossus yamanakaiin
  • Arnoldichthys spilopterus (African Red-eyed Characin)
  • Aroga trialbamaculella
  • Arogalea cristifasciella
  • Aromobates nocturnus
  • Arothron caeruleopunctatus (Blue-spotted puffer)
  • Arothron carduus
  • Arothron diadematus (Masked puffer)
  • Arothron firmamentum (Starry toado)
  • Arothron gillbanksii
  • Arothron hispidus (Poison Puffer)
  • Arothron immaculatus (Immaculate Blowfish, Plain Toado)
  • Arothron inconditus (Bellystriped Blaasop, Bellystriped Blaasop)
  • Arothron leopardus (Banded leopardblowfish)
  • Arothron manilensis (Striped Puffer)
  • Arothron mappa (Map Blaasop)
  • Arothron meleagris (Guineafowl puffer)
  • Arothron nigropunctatus (Brown Puffer)
  • Arothron reticularis (Reticulated pufferfish)
  • Arothron stellatus (Starry Blowfish, Starry Blowfish)
  • Arpedium cribratum (A Rove Beetle)
  • Arphia behrensi (A Grasshopper)
  • Arphia conspersa (Speckled Rangeland Grasshopper)
  • Arphia granulata (Southern Yellow-winged Grasshopper)
  • Arphia pecos (A Grasshopper)
  • Arphia pseudonietana (Red-winged Grasshopper)
  • Arphia pulchripennis (A Grasshopper)
  • Arphia ramona (A Grasshopper)
  • Arphia saussureana (A Grasshopper)
  • Arphia simplex (A Grasshopper)
  • Arphia sulphurea (Spring Yellow-winged Grasshopper)
  • Arphia xanthoptera (Yellow-winged Grasshopper)
  • Arremon abeillei
  • Arremon aurantiirostris
  • Arremon flavirostris
  • Arremon schlegeli
  • Arremon taciturnus
  • Arremonops chloronotus
  • Arremonops conirostris
  • Arremonops rufivirgatus (Olive Sparrow)
  • Arremonops rufivirgatus
  • Arremonops tocuyensis
  • Arrhamphus sclerolepis (Shortbeaked Garfish, Shortbeaked Garfish)
  • Arrhamphus sclerolepis (Southeastern snub-nosed garfish)
  • Arrhamphus sclerolepis (Northern snubnose garfish)
  • Arrhenodes minutus (A Brentid Beetle)
  • Arrhopalites altus (A Cave Obligate Springtail)
  • Arrhopalites ater (A Cave Obligate Springtail)
  • Arrhopalites benitus (A Springtail)
  • Arrhopalites bimus (A Springtail)
  • Arrhopalites caedus (A Cave Springtail)
  • Arrhopalites carolynae (A Cave Springtail)
  • Arrhopalites clarus (A Springtail)
  • Arrhopalites commorus (A Cave Springtail)
  • Arrhopalites dubius (A Cave Obligate Springtail)
  • Arrhopalites hirtus (A Cave Obligate Springtail)
  • Arrhopalites jay (A Cave Obligate Springtail)
  • Arrhopalites lacuna (A Cave Springtail)
  • Arrhopalites lewisi (A Cave Obligate Springtail)
  • Arrhopalites marshalli (A Cave Springtail)
  • Arrhopalites pavo (A Cave Springtail)
  • Arrhopalites pygmaeus (A Cave Springtail)
  • Arrhopalites sacer (A Cave Springtail)
  • Arrhopalites silvus (A Cave Springtail)
  • Arrhopalites texensis (A Cave Obligate Springtail)
  • Arrhopalites whitesidei
  • Arrhyton exiguum (Puerto Rican Garden Snake)
  • Arripis georgianus (South Australian Roughy, South Australian Roughy)
  • Arripis trutta (Australian Salmon, Australian Salmon, Salmon Trout, Salmon Trout)
  • Arripis truttacea (Western Australian salmon)
  • Arripis xylabion (Northern kahawai)
  • Arses insularis
  • Arses kaupi
  • Arses telescophthalmus
  • Arta statalis
  • Artace cribraria (A Lasiocampid Moth)
  • Artamella viridis
  • Artamus cinereus
  • Artamus cyanopterus
  • Artamus fuscus
  • Artamus insignis
  • Artamus leucorynchus (White-breasted Wood-swallow)
  • Artamus maximus
  • Artamus mentalis
  • Artamus minor
  • Artamus monachus
  • Artamus personatus
  • Artamus superciliosus
  • Artedidraco glareobarbatus
  • Artedidraco loennbergi
  • Artedidraco mirus
  • Artedidraco orianae
  • Artedidraco shackletoni
  • Artedidraco skottsbergi
  • Artediellichthys nigripinnis (Blackfin hookear sculpin)
  • Artediellina antilope
  • Artedielloides auriculatus
  • Artediellus aporosus
  • Artediellus atlanticus (Atlantic Hookear Sculpin)
  • Artediellus atlanticus (Atlantic hookear sculpin)
  • Artediellus camchaticus
  • Artediellus dydymovi
  • Artediellus dydymovi
  • Artediellus dydymovi
  • Artediellus fuscimentus
  • Artediellus gomojunovi (Gomojunov's Hookear Sculpin, Gomojunov's Hookear Sculpin)
  • Artediellus ingens
  • Artediellus miacanthus
  • Artediellus minor
  • Artediellus neyelovi
  • Artediellus ochotensis
  • Artediellus pacificus (Hookhorned Sculpin, Hookhorn Sculpin)
  • Artediellus scaber (Hamecon)
  • Artediellus uncinatus (Arctic Hookear Sculpin)
  • Artedius corallinus (Coralline Sculpin)
  • Artedius fenestralis (Padded Sculpin)
  • Artedius harringtoni (Scalyhead Sculpin)
  • Artedius lateralis (Smoothhead Sculpin)
  • Artedius notospilotus (Bonehead Sculpin)
  • Artemia franciscana (San Francisco Brine Shrimp)
  • Artemia gracilis (New England Brine Shrimp)
  • Artemia monica (Mono Brine Shrimp)
  • Artemiopsis stefanssoni (Nearctic Artemiopsis, Sealed Pouch Fairy Shrimp)
  • Artemiopsis stephanssoni (Sealed Pouch Fairy Shrimp)
  • Artesia subterranea (A Cave Obligate Amphipod)
  • Artesia welbourni (A Cave Obligate Amphipod)
  • Arthroleptella bicolor
  • Arthroleptella drewesii
  • Arthroleptella hewitti
  • Arthroleptella landdrosia
  • Arthroleptella lightfooti
  • Arthroleptella ngongoniensis
  • Arthroleptella subvoce
  • Arthroleptella villiersi
  • Arthroleptides dutoiti (Du Toit's Torrent Frog)
  • Arthroleptides martiensseni
  • Arthroleptides yakusini
  • Arthroleptis adelphus
  • Arthroleptis adolfifriederici
  • Arthroleptis affinis
  • Arthroleptis bivittatus
  • Arthroleptis brevipes
  • Arthroleptis carquejai
  • Arthroleptis francei
  • Arthroleptis nikeae
  • Arthroleptis poecilonotus
  • Arthroleptis reichei
  • Arthroleptis stenodactylus
  • Arthroleptis taeniatus
  • Arthroleptis tanneri
  • Arthroleptis tuberosus
  • Arthroleptis variabilis
  • Arthroleptis wahlbergii
  • Arthromacra aenea (A Lagriid Beetle)
  • Arthroplea bipunctata (A Mayfly)
  • Artibeus amplus (Large Fruit-eating Bat)
  • Artibeus anderseni (Andersen's Fruit-eating Bat)
  • Artibeus aztecus (Aztec Fruit-eating Bat)
  • Artibeus cinereus (Gervais's Fruit-eating Bat)
  • Artibeus concolor (Brown Fruit-eating Bat)
  • Artibeus fimbriatus (Fringed Fruit-eating Bat)
  • Artibeus fraterculus (Fraternal Fruit-eating Bat)
  • Artibeus glaucus (Silver Fruit-eating Bat)
  • Artibeus hartii (Hart's Fruit-eating Bat, Velvety Fruit-eating Bat)
  • Artibeus hirsutus (Hairy Fruit-eating Bat)
  • Artibeus incomitatus
  • Artibeus inopinatus (Honduran Fruit-eating Bat)
  • Artibeus intermedius
  • Artibeus jamaicensis (Jamaican Fruit-eating Bat)
  • Artibeus lituratus (Great Fruit-eating Bat)
  • Artibeus obscurus (Dark Fruit-eating Bat)
  • Artibeus phaeotis (Pygmy Fruit-eating Bat)
  • Artibeus planirostris (Flat-faced Fruit-eating Bat)
  • Artibeus toltecus (Toltec Fruit-eating Bat)
  • Arubolana imula
  • Arugisa latiorella (Common Arugisa)
  • Arugisa watsoni (A Noctuid Moth)
  • Aruma histrio (Slow goby)
  • Arundinicola leucocephala
  • Arvicanthis abyssinicus (Abyssinian Grass Rat)
  • Arvicanthis blicki (Blick's Grass Rat)
  • Arvicanthis nairobae (Nairobi Grass Rat)
  • Arvicanthis neumanni
  • Arvicanthis niloticus (African Grass Rat)
  • Arvicanthis somalicus (Somali Grass Rat)
  • Arvicola sapidus (Southwestern Water Vole)
  • Arvicola terrestris (European Water Vole)
  • Asaphomyia floridensis (Florida Asaphomyian Tabanid Fly)
  • Asaphomyia texensis (Texas Asaphomyian Tabanid Fly)
  • Asarcenchelys longimanus (Emaciated Worm Eel)
  • Asbolis capucinus (Monk Skipper)
  • Ascalapha odorata (Glassy Cutworm)
  • Ascaphus montanus (Rocky Mountain Tailed Frog, Mountain Tailed Frog)
  • Ascaphus truei (Coastal Tailed Frog)
  • Ascelichthys rhodorus (Rosylip Sculpin)
  • Ascetocythere cosmeta (Grayson Crayfish Ostracod)
  • Ascia monuste (Great Southern White)
  • Ascia monuste (Great Southern White)
  • Ascidia callosa
  • Ascidia ceratodes
  • Ascidia challengeri
  • Ascidia clementea
  • Ascidia conchilega
  • Ascidia corelloides
  • Ascidia curvata
  • Ascidia dijmphniana
  • Ascidia dispar
  • Ascidia interrupta
  • Ascidia mentula
  • Ascidia meridionalis
  • Ascidia nigra
  • Ascidia obliqua
  • Ascidia paratropa
  • Ascidia prunum
  • Ascidia syneiensis
  • Ascidia translucida
  • Ascidia unalaskensis
  • Ascidia vermiformis
  • Ascidia virginea
  • Ascidiella aspersa
  • Ascidiella scabra
  • Asclera puncticollis (A False Blister Beetle)
  • Asclera ruficollis (A False Blister Beetle)
  • Ascopera gigantea
  • Asellia patrizii (Patrizi's Trident Leaf-nosed Bat)
  • Asellia tridens (Trident Leaf-nosed Bat)
  • Aselliscus stoliczkanus (Stoliczka's Trident Bat)
  • Aselliscus tricuspidatus (Temminck's Trident Bat)
  • Asellus aquaticus
  • Asemichthys taylori (Spinynose Sculpin)
  • Asemoplus montanus (Montana Grasshopper)
  • Asemoplus sierranus (A Grasshopper)
  • Asemum striatum (A Longhorned Beetle)
  • Aseraggodes bahamondei
  • Aseraggodes borehami
  • Aseraggodes cyaneus
  • Aseraggodes dubius
  • Aseraggodes filiger
  • Aseraggodes guttulatus
  • Aseraggodes haackeanus (Southern sole)
  • Aseraggodes herrei (Herre's sole)
  • Aseraggodes holcomi
  • Aseraggodes kaianus
  • Aseraggodes klunzingeri (Tailed sole)
  • Aseraggodes kobensis
  • Aseraggodes macleayanus (Narrowbanded Sole)
  • Aseraggodes melanostictus (Dotted Sole)
  • Aseraggodes microlepidotus
  • Aseraggodes normani
  • Aseraggodes ocellatus
  • Aseraggodes persimilis (Ocellated sole)
  • Aseraggodes ramsayi
  • Aseraggodes sinusarabici
  • Aseraggodes smithi (Smith's sole)
  • Aseraggodes texturatus
  • Aseraggodes therese
  • Aseraggodes whitakeri (Whitaker's sole)
  • Ashbyia lovensis
  • Ashmunella amblya (Pine Springs Woodlandsnail)
  • Ashmunella amblya
  • Ashmunella angulata (Angulate Woodlandsnail)
  • Ashmunella animasensis (Animas Peak Woodlandsnail)
  • Ashmunella ashmuni (Jemez Woodlandsnail)
  • Ashmunella auriculata (Boulder Canyon Woodlandsnail)
  • Ashmunella bequaerti (Goat Cave Woodlandsnail)
  • Ashmunella binneyi (Silver Creek Woodlandsnail)
  • Ashmunella carlsbadensis (Guadalupe Woodlandsnail, Guadelupe Woodlandsnail)
  • Ashmunella chiricahuana (Cave Creek Woodlandsnail)
  • Ashmunella cockerelli (Black Range Woodlandsnail)
  • Ashmunella cockerelli
  • Ashmunella cockerelli
  • Ashmunella cockerelli
  • Ashmunella danielsi (Whitewater Creek Woodlandsnail)
  • Ashmunella danielsi
  • Ashmunella danielsi
  • Ashmunella edithae (Mckittrick Woodlandsnail)
  • Ashmunella esuritor (Barefoot Woodlandsnail, Barfoot Woodlandsnail)
  • Ashmunella ferrissi (Reed's Mountain Woodlandsnail)
  • Ashmunella harrisi (Goat Mountain Woodlandsnail)
  • Ashmunella hebardi (Hacheta Grande Woodlandsnail)
  • Ashmunella kochii (San Andreas Woodlandsnail)
  • Ashmunella kochii
  • Ashmunella kochii
  • Ashmunella kochii
  • Ashmunella lenticula (Horseshoe Canyon Woodlandsnail)
  • Ashmunella lepiderma (Whitetail Woodlandsnail)
  • Ashmunella levettei (Huachuca Woodlandsnail)
  • Ashmunella macromphala (Cook's Peak Woodlandsnail)
  • Ashmunella mearnsii (Big Hatchet Woodlandsnail)
  • Ashmunella mendax (Iron Creek Woodlandsnail)
  • Ashmunella mogollonensis (Mogollon Woodlandsnail)
  • Ashmunella mudgei (Sawtooth Mountain Woodlandsnail)
  • Ashmunella organensis (Organ Mountain Woodlandsnail)
  • Ashmunella pasonis (Franklin Mountain Woodlandsnail)
  • Ashmunella pasonis
  • Ashmunella pilsbryana (Blue Mountain Woodlandsnail)
  • Ashmunella proxima (Chiricahua Woodlandsnail)
  • Ashmunella pseudodonta (Capitan Woodlandsnail)
  • Ashmunella rhyssa (Sierra Blanca Woodlandsnail)
  • Ashmunella rhyssa
  • Ashmunella rhyssa
  • Ashmunella rileyensis (Mount Riley Woodlandsnail)
  • Ashmunella salinasensis (Salinas Peak Woodlandsnail)
  • Ashmunella sprouli (Hell's Canyon Woodlandsnail)
  • Ashmunella tetrodon (Dry Creek Woodlandsnail)
  • Ashmunella tetrodon
  • Ashmunella tetrodon (A Terrestrial Snail)
  • Ashmunella tetrodon
  • Ashmunella tetrodon
  • Ashmunella tetrodon
  • Ashmunella thompsoniana (Sangre de Cristo Woodlandsnail)
  • Ashmunella todseni (Maple Canyon Woodlandsnail)
  • Ashmunella varicifera (Miller Canyon Woodlandsnail)
  • Ashmunella walkeri (Achatinellid Land Snail, Florida Mountain Woodlandsnail)
  • Asiagomphus amamiensis
  • Asiagomphus yayeyamensis
  • Asidopsis polita (A Beetle)
  • Asilus auricomus (A Robber Fly)
  • Asilus sericeus (A Robber Fly)
  • Asio abyssinicus
  • Asio capensis
  • Asio flammeus (Short-eared Owl)
  • Asio flammeus (Short-Eared Owl)
  • Asio flammeus (Short-eared Owl)
  • Asio flammeus (Pueo)
  • Asio madagascariensis
  • Asio otus (Long-eared Owl)
  • Asio otus (Long-eared Owl)
  • Asio stygius
  • Asiomorpha coarctata (A Millipede)
  • Asioplax corpulenta (A Mayfly)
  • Asioplax dolani (A Mayfly)
  • Asioplax edmundsi (A Mayfly)
  • Asioplax numinuh (A Mayfly)
  • Asioplax texana (A Mayfly)
  • Askoldia variegata
  • Askoldia variegata
  • Aslauga australis
  • Aspasma minima
  • Aspasmichthys ciconiae
  • Aspasmodes briggsi
  • Aspasmogaster costata (Eastern clingfish)
  • Aspasmogaster liorhyncha (Smooth-snout clingfish)
  • Aspasmogaster occidentalis
  • Aspasmogaster tasmaniensis (Tasmanian clingfish)
  • Aspatha gularis
  • Aspericorvina jubata (Prickly croaker)
  • Aspideretes gangeticus (Indian Softshell Turtle)
  • Aspideretes hurum (Indian Peacock Softshell Turtle, Peacock Softshell Turtle)
  • Aspideretes leithii (Leith's Softshell Turtle)
  • Aspideretes nigricans (Black Softshell Turtle)
  • Aspidites melanocephalus (Black-Headed Python)
  • Aspidites ramsayi (Ramsay's Python)
  • Aspidontus dussumieri (Floating Blenny, Floating Blenny)
  • Aspidontus taeniatus (Threadfin Blenny, Threadfin Blenny)
  • Aspidontus taeniatus (False cleanerfish)
  • Aspidontus taeniatus
  • Aspidoparia jaya (Jaya)
  • Aspidoparia morar
  • Aspidoparia ukhrulensis
  • Aspidophoroides bartoni (Aleutian Alligatorfish)
  • Aspidophoroides monopterygius (Alligatorfish)
  • Aspidophoroides olriki (Arctic Alligatorfish)
  • Aspidoras albater (False macropterus)
  • Aspidoras belenos
  • Aspidoras brunneus
  • Aspidoras carvalhoi
  • Aspidoras depinnai
  • Aspidoras eurycephalus
  • Aspidoras fuscoguttatus
  • Aspidoras lakoi
  • Aspidoras maculosus
  • Aspidoras menezesi
  • Aspidoras microgalaeus
  • Aspidoras pauciradiatus (Sixray corydoras)
  • Aspidoras poecilus
  • Aspidoras raimundi
  • Aspidoras rochai
  • Aspidoras spilotus
  • Aspidoras taurus
  • Aspidoras virgulatus
  • Aspidoscelis arizonae (Arizona Striped Whiptail)
  • Aspidoscelis burti (Canyon Spotted Whiptail)
  • Aspidoscelis burti (Giant Spotted Whiptail)
  • Aspidoscelis burti (Redback Whiptail)
  • Aspidoscelis dixoni (Gray-checkered Whiptail)
  • Aspidoscelis exsanguis (Chihuahuan Spotted Whiptail)
  • Aspidoscelis flagellicauda (Gila Spotted Whiptail)
  • Aspidoscelis gularis (Texas Spotted Whiptail)
  • Aspidoscelis gularis (Texas Spotted Whiptail)
  • Aspidoscelis gypsi (Little White Whiptail)
  • Aspidoscelis hyperythra (Orangethroat Whiptail)
  • Aspidoscelis hyperythra (Belding's Orangethroat Whiptail)
  • Aspidoscelis inornata (Little Striped Whiptail)
  • Aspidoscelis inornata (Trans-Pecos Striped Whiptail)
  • Aspidoscelis laredoensis (Laredo Striped Whiptail)
  • Aspidoscelis neomexicana (New Mexico Whiptail)
  • Aspidoscelis neotesselata (Colorado Checkered Whiptail)
  • Aspidoscelis pai (Pai Striped Whiptail)
  • Aspidoscelis septemvittata (Plateau Spotted Whiptail)
  • Aspidoscelis sexlineata (Six-lined Racerunner)
  • Aspidoscelis sexlineata (Prairie Racerunner)
  • Aspidoscelis sonorae (Sonoran Spotted Whiptail)
  • Aspidoscelis tesselata (Common Checkered Whiptail)
  • Aspidoscelis tigris (Western Whiptail)
  • Aspidoscelis tigris (Western Marbled Whiptail)
  • Aspidoscelis tigris (Coastal Whiptail)
  • Aspidoscelis tigris (Coastal Whiptail)
  • Aspidoscelis uniparens (Desert Grassland Whiptail)
  • Aspidoscelis velox (Plateau Striped Whiptail)
  • Aspiolucius esocinus (Pike asp)
  • Aspiorhynchus laticeps
  • Aspistor luniscutis
  • Aspistor quadriscutis (Bressou sea catfish)
  • Aspitates orciferarius
  • Aspitrigla cuculus (Cockoo Gurnard, Cockoo Gurnard, Red Gurnard, Red Gurnard)
  • Aspitrigla obscura (Long-finned Gurnard, Shining Gurnard)
  • Aspius alburnus
  • Aspius aspius (Asp)
  • Aspius vorax
  • Aspredinichthys filamentosus (Sevenbarbed banjo)
  • Aspredinichthys tibicen (Tenbarbed banjo)
  • Aspredo aspredo (Banjo)
  • Aspredo cotylephorus
  • Asprocottus abyssalis
  • Asprocottus herzensteini (Herzenstein's rough sculpin)
  • Asprocottus intermedius
  • Asprocottus korjakovi
  • Asprocottus korjakowi
  • Asprocottus parmiferus
  • Asprocottus platycephalus
  • Asprocottus pulcher
  • Asquamiceps caeruleus
  • Asquamiceps hjorti
  • Asquamiceps longmani
  • Asquamiceps velaris (Fanfin smooth-head)
  • Asra turcomanus
  • Assa darlingtoni
  • Assessor flavissimus (Yellow devilfish)
  • Assessor macneilli (Blue devilfish)
  • Assessor randalli
  • Assiculoides desmonotus
  • Assiculus punctatus
  • Assiminea californica (California Assiminea)
  • Assiminea infima (Badwater Snail)
  • Assiminea infirma (Badwater Snail)
  • Assiminea palauensis
  • Assiminea pecos (Pecos Assiminea)
  • Assiminea succinea (Atlantic Assiminea)
  • Assurger anzac (Razorback Scabbardfish)
  • Astacoides betsileoensis (Orambanonga)
  • Astacoides caldwelli
  • Astacoides crosnieri
  • Astacoides granulimanus (Orambato)
  • Astacoides madagascariensis (Madagascar Freshwater Crayfish)
  • Astacoides petiti
  • Astacopsis gouldi (Giant Freshwater Crayfish)
  • Astacus astacus (Noble Crayfish)
  • Astala confederata
  • Astatoreochromis alluaudi (Alluaud's haplo)
  • Astatoreochromis straeleni (Bluelip haplo)
  • Astatoreochromis vanderhorsti
  • Astatotilapia barbarae
  • Astatotilapia brownae
  • Astatotilapia burtoni (Burton's Mouth-brooder)
  • Astatotilapia calliptera (Eastern happy)
  • Astatotilapia flaviijosephi
  • Astatotilapia latifasciata
  • Astatotilapia martini
  • Astatotilapia megalops
  • Astatotilapia paludinosa
  • Astatotilapia piceata
  • Astatotilapia stappersii
  • Astatotilapia velifer
  • Astenus americanus (A Rove Beetle)
  • Astenus binotatus (A Rove Beetle)
  • Astenus brevipennis (A Rove Beetle)
  • Astenus discopunctatus (A Rove Beetle)
  • Astenus linearis (A Rove Beetle)
  • Asterias amurensis (Northern Pacific Seastar)
  • Asterocampa celtis (Hackberry Emperor)
  • Asterocampa celtis (Antonia)
  • Asterocampa celtis (Hackberry Butterfly)
  • Asterocampa celtis
  • Asterocampa clyton (Tawny Emperor)
  • Asterocampa clyton (Tawny Emperor)
  • Asterocampa clyton (Empress Flora)
  • Asterocampa clyton (Empress Louisa)
  • Asterocampa clyton (Texan Emperor)
  • Asterocampa leilia (Empress Leilia)
  • Asterophrys leucopus
  • Asterophrys turpicola
  • Asterophysus batrachus
  • Asterorhombus annulatus
  • Asterorhombus bleekeri (Bleeker's flounder)
  • Asterorhombus fijiensis (Angler flatfish)
  • Asterorhombus intermedius (Intermediate Flounder)
  • Asterorhombus osculus
  • Asterropteryx atripes
  • Asterropteryx bipunctata (Orange-spotted goby)
  • Asterropteryx ensifera (Miller's damsel)
  • Asterropteryx semipunctata (Starry goby)
  • Asterropteryx spinosa (Eyebar spiny goby)
  • Asterropteryx striata
  • Asthenes anthoides (Austral Canastero)
  • Asthenes baeri
  • Asthenes berlepschi (Berlepsch's Canastero)
  • Asthenes cactorum (Cactus Canastero)
  • Asthenes dorbignyi
  • Asthenes flammulata
  • Asthenes heterura (Maquis Canastero)
  • Asthenes huancavelicae (Pale-tailed Canastero)
  • Asthenes hudsoni
  • Asthenes humicola
  • Asthenes humilis
  • Asthenes luizae (Cip� Canastero)
  • Asthenes maculicauda
  • Asthenes modesta
  • Asthenes ottonis
  • Asthenes patagonica
  • Asthenes pudibunda
  • Asthenes pyrrholeuca
  • Asthenes sclateri
  • Asthenes steinbachi (Chestnut Canastero)
  • Asthenes urubambensis (Line-fronted Canastero)
  • Asthenes virgata
  • Asthenes wyatti
  • Asthenomacrurus fragilis (Fragile grenadier)
  • Asthenomacrurus victoris
  • Astrabe fasciata
  • Astrabe flavimaculata
  • Astrabe lactisella
  • Astraea heliotropium
  • Astrapia mayeri (Ribbon-tailed Astrapia)
  • Astrapia nigra (Arfak Astrapia)
  • Astrapia rothschildi
  • Astrapia splendidissima
  • Astrapia stephaniae
  • Astrapogon alutus (Bronze Cardinalfish)
  • Astrapogon puncticulatus (Blackfin Cardinalfish)
  • Astrapogon stellatus (Conchfish)
  • Astroblepus boulengeri
  • Astroblepus brachycephalus
  • Astroblepus caquetae
  • Astroblepus chapmani
  • Astroblepus chimborazoi
  • Astroblepus chotae
  • Astroblepus cirratus
  • Astroblepus cyclopus
  • Astroblepus eigenmanni
  • Astroblepus festae
  • Astroblepus fissidens
  • Astroblepus formosus
  • Astroblepus frenatus
  • Astroblepus grixalvii
  • Astroblepus guentheri
  • Astroblepus heterodon
  • Astroblepus homodon
  • Astroblepus jurubidae
  • Astroblepus labialis
  • Astroblepus latidens
  • Astroblepus longiceps
  • Astroblepus longifilis
  • Astroblepus mancoi
  • Astroblepus mariae
  • Astroblepus marmoratus
  • Astroblepus micrescens
  • Astroblepus mindoensis
  • Astroblepus nicefori
  • Astroblepus orientalis
  • Astroblepus peruanus
  • Astroblepus phelpsi
  • Astroblepus pholeter
  • Astroblepus pirrensis
  • Astroblepus praeliorum
  • Astroblepus prenadillus
  • Astroblepus regani
  • Astroblepus rengifoi
  • Astroblepus retropinnus
  • Astroblepus riberae
  • Astroblepus rosei
  • Astroblepus sabalo
  • Astroblepus santanderensis
  • Astroblepus simonsii
  • Astroblepus stuebeli
  • Astroblepus supramollis
  • Astroblepus taczanowskii
  • Astroblepus theresiae
  • Astroblepus trifasciatus
  • Astroblepus ubidiai
  • Astroblepus unifasciatus
  • Astroblepus vaillanti
  • Astroblepus vanceae
  • Astroblepus ventralis
  • Astroblepus whymperi
  • Astrocottus leprops
  • Astrocottus matsubarae
  • Astrocottus oyamai
  • Astrodoras asterifrons
  • Astronesthes atlanticus
  • Astronesthes bilobatus
  • Astronesthes boulengeri
  • Astronesthes caulophorus
  • Astronesthes chrysophekadion
  • Astronesthes cyaneus
  • Astronesthes cyclophotus
  • Astronesthes decoratus
  • Astronesthes dupliglandis
  • Astronesthes exsul
  • Astronesthes fedorovi
  • Astronesthes galapagensis
  • Astronesthes gemmifer (Snaggletooth)
  • Astronesthes gibbsi
  • Astronesthes gudrunae
  • Astronesthes haplophos
  • Astronesthes ijimai
  • Astronesthes illuminatus
  • Astronesthes indicus
  • Astronesthes indopacificus
  • Astronesthes karsteni
  • Astronesthes kreffti
  • Astronesthes lamellosus
  • Astronesthes lampara
  • Astronesthes leucopogon
  • Astronesthes lucibucca
  • Astronesthes lucifer (Snaggletooth)
  • Astronesthes luetkeni
  • Astronesthes lupina
  • Astronesthes macropogon
  • Astronesthes martensii
  • Astronesthes micropogon
  • Astronesthes neopogon
  • Astronesthes niger
  • Astronesthes nigroides
  • Astronesthes oligoa
  • Astronesthes psychrolutes
  • Astronesthes quasiindicus
  • Astronesthes richardsoni (Snaggletooth)
  • Astronesthes similus
  • Astronesthes spatulifer
  • Astronesthes splendidus
  • Astronesthes tanibe
  • Astronesthes tatyanae
  • Astronesthes tchuvasovi
  • Astronesthes trifibulatus
  • Astronesthes zetgibbsi
  • Astronesthes zharovi
  • Astronotus crassipinnis
  • Astronotus ocellatus (Oscar, Velvet Ciichlid, Red Oscar, Tiger Oscar, Marble Cichlid)
  • Astroscopus guttatus (Northern Stargazer)
  • Astroscopus sexspinosus (Brazilian stargazer)
  • Astroscopus y-graecum (Southern Stargazer)
  • Astroscopus zephyreus (Pacific stargazer)
  • Asturina nitida (Gray Hawk)
  • Astyanacinus goyanensis
  • Astyanacinus moorii
  • Astyanacinus multidens
  • Astyanacinus platensis
  • Astyanax abramis
  • Astyanax aeneus
  • Astyanax alburnus
  • Astyanax altiparanae
  • Astyanax angustifrons
  • Astyanax anterior
  • Astyanax argyrimarginatus
  • Astyanax armandoi
  • Astyanax asuncionensis
  • Astyanax atratoensis
  • Astyanax bimaculatus (Twospot Astyanax, Twospot Astyanax)
  • Astyanax bourgeti
  • Astyanax brachypterygium
  • Astyanax brevirhinus
  • Astyanax caucanus
  • Astyanax chaparae
  • Astyanax cordovae
  • Astyanax correntinus
  • Astyanax cremnobates
  • Astyanax daguae
  • Astyanax depressirostris
  • Astyanax eigenmanniorum
  • Astyanax erythropterus
  • Astyanax fasslii
  • Astyanax festae
  • Astyanax filiferus
  • Astyanax gisleni
  • Astyanax giton
  • Astyanax goyacensis
  • Astyanax gracilior
  • Astyanax guaporensis
  • Astyanax guianensis
  • Astyanax gymnogenys
  • Astyanax hastatus
  • Astyanax integer
  • Astyanax intermedius
  • Astyanax ita
  • Astyanax jacuhiensis
  • Astyanax janeiroensis
  • Astyanax jenynsii
  • Astyanax jordani
  • Astyanax kennedyi
  • Astyanax kompi
  • Astyanax kullanderi
  • Astyanax lacustris
  • Astyanax latens
  • Astyanax laticeps
  • Astyanax leonidas
  • Astyanax leopoldi
  • Astyanax lineatus
  • Astyanax longior
  • Astyanax maculisquamis
  • Astyanax magdalenae
  • Astyanax marionae
  • Astyanax maximus
  • Astyanax megaspilura
  • Astyanax mexicanus (Mexican Tetra)
  • Astyanax microlepis
  • Astyanax multidens
  • Astyanax mutator
  • Astyanax myersi
  • Astyanax nasutus
  • Astyanax nicaraguensis
  • Astyanax obscurus
  • Astyanax ojiara
  • Astyanax orbignyanus
  • Astyanax orthodus
  • Astyanax paraguayensis
  • Astyanax parahybae
  • Astyanax paranae
  • Astyanax paranahybae
  • Astyanax paris
  • Astyanax pedri
  • Astyanax pelegrini
  • Astyanax poetzschkei
  • Astyanax potaroensis
  • Astyanax pynandi
  • Astyanax ribeirae
  • Astyanax rivularis
  • Astyanax robustus
  • Astyanax ruberrimus
  • Astyanax saguazu
  • Astyanax saltor
  • Astyanax scabripinnis
  • Astyanax schubarti
  • Astyanax scintillans
  • Astyanax stenohalinus
  • Astyanax stilbe
  • Astyanax superbus
  • Astyanax symmetricus
  • Astyanax taeniatus
  • Astyanax trierythropterus
  • Astyanax troya
  • Astyanax turmalinensis
  • Astyanax unitaeniatus
  • Astyanax validus
  • Astyanax venezuelae
  • Astyanax villwocki
  • Astyleiopus variegatus (A Longhorned Beetle)
  • Astylosternus batesi
  • Astylosternus diadematus
  • Astylosternus fallax
  • Astylosternus laurenti
  • Astylosternus montanus
  • Astylosternus nganhanus
  • Astylosternus occidentalis
  • Astylosternus perreti
  • Astylosternus ranoides
  • Astylosternus rheophilus
  • Astylosternus schioetzi
  • Asymbolus analis (Australian Spotted Catshark)
  • Asymbolus funebris
  • Asymbolus occiduus (Western spotted catshark)
  • Asymbolus pallidus (Pale spotted catshark)
  • Asymbolus parvus
  • Asymbolus rubiginosus
  • Asymbolus submaculatus (Variegated catshark)
  • Asymbolus vincenti (Gulf Catshark)
  • Asymmetron lucayanum
  • Asymmetron maldivense
  • Asynarchus aldinus (A Caddisfly)
  • Asynarchus batchawanus (A Caddisfly)
  • Asynarchus cinnamoneus (A Caddisfly)
  • Asynarchus circopa (A Caddisfly)
  • Asynarchus iteratus (A Caddisfly)
  • Asynarchus lapponicus (A Caddisfly)
  • Asynarchus montanus (A Caddisfly)
  • Asynarchus mutatus (A Caddisfly)
  • Asynarchus nigriculus (A Caddisfly)
  • Asynarchus pacificus (A Caddisfly)
  • Asynarchus planifrons (A Caddisfly)
  • Asynarchus rossi (A Northern Casemaker Caddisfly)
  • Asyndesmus lewis
  • Asynonoychus cervinus (A Weevil)
  • Ataeniobius toweri (Bluetail Goodea, Striped Goodea)
  • Ataenius abditus (A Scarab Beetle)
  • Ataenius brevicollis
  • Ataenius gracilis (A Scarab Beetle)
  • Ataenius havanensis
  • Ataenius imbricatus (A Scarab Beetle)
  • Ataenius rudellus
  • Ataenius saramari
  • Ataenius sciurus
  • Ataenius spretulus (A Scarab Beetle)
  • Ataenius strigatus (A Scarab Beetle)
  • Ataenius stroheckeri
  • Ataenius superficialis (Big Pine Key Ataenius Dung Beetle)
  • Ataenius woodruffi (Woodruff's Ataenius Dung Beetle)
  • Atalopedes campestris (Sachem)
  • Atalotriccus pilaris
  • Atanycolus comosifrons (Atanycolus Comosifrons)
  • Ataxolepis apus
  • Ataxolepis henactis
  • Ateleopus indicus
  • Ateleopus japonicus
  • Ateleopus natalensis
  • Ateleopus purpureus
  • Ateleopus tanabensis
  • Atelerix albiventris (Four-toed Hedgehog)
  • Atelerix algirus (North African Hedgehog)
  • Atelerix frontalis (Southern African Hedgehog)
  • Atelerix sclateri (Somali Hedgehog)
  • Ateles belzebuth (White-bellied Spider Monkey)
  • Ateles chamek (Chamek Spider Monkey)
  • Ateles fusciceps (Brown-headed Spider Monkey)
  • Ateles geoffreyi (Black-Handed Spider Monkey)
  • Ateles geoffroyi (Central American Spider Monkey)
  • Ateles marginatus (White-whiskered Spider Monkey)
  • Ateles paniscus (Black Spider Monkey)
  • Atelocynus microtis (Short-eared Dog, Small Eared Zorro, Small-eared Dog)
  • Atelognathus ceii
  • Atelognathus grandisonae
  • Atelognathus nitoi
  • Atelognathus patagonicus
  • Atelognathus praebasalticus
  • Atelognathus reverberii
  • Atelognathus salai
  • Atelognathus solitarius
  • Atelomycterus fasciatus (Banded sand catshark)
  • Atelomycterus macleayi (Australian Marbled Catshark)
  • Atelomycterus marmoratus (Coral Catshark)
  • Atelophryniscus chrysophorus
  • Atelopus andinus
  • Atelopus angelito
  • Atelopus arsyecue
  • Atelopus arthuri
  • Atelopus balios
  • Atelopus bomolochos
  • Atelopus boulengeri
  • Atelopus carauta
  • Atelopus carbonerensis
  • Atelopus carrikeri
  • Atelopus certus
  • Atelopus chiriquiensis
  • Atelopus chocoensis
  • Atelopus chrysocorallus
  • Atelopus coynei
  • Atelopus cruciger
  • Atelopus dimorphus
  • Atelopus ebenoides
  • Atelopus elegans
  • Atelopus erythropus
  • Atelopus eusebianus
  • Atelopus exiguus
  • Atelopus famelicus
  • Atelopus farci
  • Atelopus flavescens
  • Atelopus franciscus
  • Atelopus galactogaster
  • Atelopus glyphus
  • Atelopus guanujo
  • Atelopus guitarraensis
  • Atelopus halihelos
  • Atelopus ignescens
  • Atelopus laetissimus
  • Atelopus limosus
  • Atelopus longibrachius
  • Atelopus longirostris
  • Atelopus lozanoi
  • Atelopus lynchi
  • Atelopus mandingues
  • Atelopus mindoensis
  • Atelopus minutulus
  • Atelopus monohernandezii
  • Atelopus mucubajiensis
  • Atelopus muisca
  • Atelopus nahumae
  • Atelopus nanay
  • Atelopus nepiozomus
  • Atelopus nicefori
  • Atelopus oxyrhynchus
  • Atelopus pachydermus
  • Atelopus palmatus
  • Atelopus pedimarmoratus
  • Atelopus peruensis
  • Atelopus petriruizi
  • Atelopus pictiventris
  • Atelopus pinangoi
  • Atelopus planispinala
  • Atelopus pulcher
  • Atelopus quimbaya
  • Atelopus reticulatus
  • Atelopus sanjosei
  • Atelopus seminiferus
  • Atelopus senex
  • Atelopus sernai
  • Atelopus simulatus
  • Atelopus siranus
  • Atelopus sonsonensis
  • Atelopus sorianoi
  • Atelopus spumarius
  • Atelopus spurrelli
  • Atelopus subornatus
  • Atelopus tamaensis
  • Atelopus tricolor
  • Atelopus varius
  • Atelopus vogli
  • Atelopus walkeri
  • Atelopus zeteki (Panamanian Golden Frog)
  • Atelornis crossleyi
  • Atelornis pittoides (Pitta-like Ground-roller)
  • Atelothrus aaae (A Cave Obligate Beetle)
  • Atelothrus howarthi (A Cave Obligate Beetle)
  • Atelothrus transiens (A Ground Beetle)
  • Atenia quadrani
  • Aterpia approximana
  • Athearnia anthonyi (Anthony Riversnail)
  • Athearnia crassa (Boulder Snail)
  • Athene blewitti
  • Athene brama
  • Athene cunicularia (Burrowing Owl)
  • Athene cunicularia (Florida Burrowing Owl)
  • Athene cunicularia (Western Burrowing Owl)
  • Athene noctua
  • Atheresthes stomias (Arrowtooth)
  • Atherina boyeri (Big-scale sand smelt)
  • Atherina breviceps (Cape Silverside)
  • Atherina hepsetus (Sand Smelt)
  • Atherina lopeziana
  • Atherina presbyter (Common Sand Smelt)
  • Atherinason hepsetoides
  • Atherinella alvarezi
  • Atherinella ammophila
  • Atherinella argentea (Moon silverside)
  • Atherinella balsana
  • Atherinella beani
  • Atherinella blackburni (Beach silverside)
  • Atherinella bolivari
  • Atherinella brasiliensis (Brazilian silversides)
  • Atherinella callida
  • Atherinella chagresi
  • Atherinella colombiensis
  • Atherinella crystallina
  • Atherinella elegans
  • Atherinella eriarcha (Longfin silverside)
  • Atherinella guatemalensis (Guatemala silverside)
  • Atherinella guija
  • Atherinella hubbsi
  • Atherinella jiloaensis
  • Atherinella lisa
  • Atherinella marvelae
  • Atherinella meeki
  • Atherinella milleri
  • Atherinella nepenthe (Pitcher silverside)
  • Atherinella nesiotes (Broadstripe silverside)
  • Atherinella nocturna
  • Atherinella pachylepis (Thickscale silverside)
  • Atherinella pallida
  • Atherinella panamensis (Panama silverside)
  • Atherinella pellosemeion
  • Atherinella robbersi
  • Atherinella sallei
  • Atherinella sardina
  • Atherinella schultzi
  • Atherinella serrivomer (Bright silverside)
  • Atherinella starksi (Star silverside)
  • Atherinella venezuelae
  • Atherinomorus aetholepis (Spatular-scale silverside)
  • Atherinomorus balabacensis (Balabac Island silverside)
  • Atherinomorus capricornensis (Capricorn silverside)
  • Atherinomorus duodecimalis (Tropical silverside)
  • Atherinomorus endrachtensis (Eendracht Land silverside)
  • Atherinomorus insularum (Hawaiian Islands silverside)
  • Atherinomorus lacunosus (Hardyhead silverside)
  • Atherinomorus lineatus (Lined silverside)
  • Atherinomorus regina (Culion silverside)
  • Atherinomorus stipes (Hardhead Silverside)
  • Atherinomorus vaigiensis (Ogilby's silverside)
  • Atherinops affinis (Topsmelt)
  • Atherinopsis californiensis (Jacksmelt)
  • Atherinosoma elongata
  • Atherinosoma microstoma (Small-mouth hardyhead)
  • Atherion africanus (Pricklenose Silverside)
  • Atherion elymus (Bearded silverside)
  • Atherion maccullochi
  • Atheris anisolepis
  • Atheris ceratophora
  • Atheris chlorechis
  • Atheris desaixi
  • Atheris hispida
  • Atheris katangensis
  • Atheris nitschei
  • Atheris squamigera (Variable Bush Viper)
  • Atherurus africanus (African Brush-tailed Porcupine)
  • Atherurus macrourus (Asiatic Brush-tailed Porcupine)
  • Atheta alabama (A Beetle)
  • Atheta annexa (A Beetle)
  • Atheta lucifuga (Light Shunning Rove Beetle)
  • Atheta troglophila (A Beetle)
  • Atholus americanus (A Hister Beetle)
  • Atholus bimaculatus (A Hister Beetle)
  • Atholus falli (A Hister Beetle)
  • Atholus sedecimstriatus (A Hister Beetle)
  • Athous acanthus (A Click Beetle)
  • Athous brightwelli (A Click Beetle)
  • Athous cucullatus (A Click Beetle)
  • Athous fossularis (A Click Beetle)
  • Athous orvus (A Click Beetle)
  • Athous posticus (A Click Beetle)
  • Athous productus (A Click Beetle)
  • Athous rufifrons (A Click Beetle)
  • Athous scapularis (A Click Beetle)
  • Athysanella longicauda
  • Athysanella terebrans
  • Athysanus argentarius
  • Atilax paludinosus (Marsh Mongoose)
  • Atimia confusa (A Longhorned Beetle)
  • Atlantasellus cavernicolus
  • Atlanticus gibbosus (From Nc)
  • Atlanticus monticola (Davis' Shield-bearer)
  • Atlanticus testaceus (Short-legged Shield-bearer)
  • Atlantisia elpenor (Ascension Flightless Crake)
  • Atlantisia rogersi (Inaccessible Rail)
  • Atlantoraja castelnaui (Spotback skate)
  • Atlantoraja cyclophora (Eyespot skate)
  • Atlantoraja platana (La Plata skate)
  • Atlantoxerus getulus (Barbary Ground Squirrel)
  • Atlapetes albiceps
  • Atlapetes albinucha
  • Atlapetes albofrenatus
  • Atlapetes citrinellus
  • Atlapetes flaviceps (Olive-headed Brush-finch)
  • Atlapetes fulviceps
  • Atlapetes fuscoolivaceus (Dusky-headed Brush-finch)
  • Atlapetes leucopis (White-rimmed Brush-finch)
  • Atlapetes leucopterus
  • Atlapetes melanocephalus
  • Atlapetes nationi
  • Atlapetes pallidiceps (Pale-headed Brush-finch)
  • Atlapetes pallidinucha
  • Atlapetes personatus
  • Atlapetes pileatus
  • Atlapetes rufigenis (Rufous-eared Brush-finch)
  • Atlapetes rufinucha
  • Atlapetes schistaceus
  • Atlapetes seebohmi
  • Atlapetes semirufus
  • Atlapetes tricolor
  • Atlides halesus (Great Purple Hairstreak)
  • Atomaria curtula (A Silken Fungus Beetle)
  • Atomaria ephippiata (A Silken Fungus Beetle)
  • Atomaria ochracea (A Silken Fungus Beetle)
  • Atomaria saginata (A Silken Fungus Beetle)
  • Atomosia puella (A Robber Fly)
  • Atopochilus chabanaudi
  • Atopochilus christyi
  • Atopochilus macrocephalus
  • Atopochilus mandevillei
  • Atopochilus pachychilus
  • Atopochilus savorgnani
  • Atopochilus vogti
  • Atopocottus tribranchius
  • Atopomesus pachyodus
  • Atopophrynus syntomopus
  • Atopsyche erigia (A Caddisfly)
  • Atopsyche sperryi (A Caddisfly)
  • Atopsyche tripunctata (A Caddisfly)
  • Atractelmis wawona (Wawona Riffle Beetle)
  • Atractodenchelys phrix (Arrowtooth Eel)
  • Atractodenchelys robinsorum
  • Atractoscion aequidens (Teraglin)
  • Atractoscion nobilis (White Seabass)
  • Atractosteus spatula (Alligator Gar)
  • Atractosteus tristoechus (Cuban Gar)
  • Atractosteus tropicus (Tropical gar)
  • Atractus trilineatus (Three-lined Ground Snake)
  • Atractus univittatus (One-banded Ground Snake)
  • Atranus pubescens (A Cave Obligate Beetle, A Ground Beetle)
  • Atrazonotus umbrosus
  • Atrecus americanus (A Rove Beetle)
  • Atrecus macrocephalus (A Rove Beetle)
  • Atrichornis clamosus (Noisy Scrub-bird)
  • Atrichornis rufescens (Rufous Scrub-bird)
  • Atrichotoxon usambarense
  • Atrilinea macrolepis
  • Atrilinea macrops
  • Atrilinea roulei
  • Atrina rigida (Stiff Penshell)
  • Atrina serrata (Sawtooth Penshell)
  • Atrobucca adusta (Scorched croaker)
  • Atrobucca alcocki
  • Atrobucca antonbruun
  • Atrobucca bengalensis
  • Atrobucca brevis
  • Atrobucca geniae
  • Atrobucca kyushini (Black-spot croaker)
  • Atrobucca marleyi (African blackmouth croaker)
  • Atrobucca nibe (Black Chinese Croaker, Blackmouth Croaker)
  • Atrobucca trewavasae
  • Atrophacanthus japonicus
  • Atrophaneura atropos
  • Atrophaneura jophon (Sri Lankan Rose)
  • Atrophaneura luchti
  • Atrophaneura palu (Palu Swallowtail)
  • Atrophaneura schadenbergi
  • Atropoides nummifer
  • Atropoides olmec
  • Atropoides picadoi
  • Atropus atropos (Cleftbelly trevally)
  • Atrosalarias fuscus (Dusky Blenny, Dusky Blenny)
  • Atrosalarias fuscus
  • Atrosalarias fuscus (Brown coral blenny)
  • Atrosalarias hosokawai
  • Atrytone arogos (Arogos Skipper)
  • Atrytone arogos (Arogos Skipper)
  • Atrytone arogos (Iowa Skipper)
  • Atrytonopsis cestus (Cestus Skipper)
  • Atrytonopsis deva (Deva Skipper)
  • Atrytonopsis edwardsi (Sheep Skipper)
  • Atrytonopsis hianna (Dusted Skipper)
  • Atrytonopsis hianna (Turner's Skipper)
  • Atrytonopsis loammi (Loammi Skipper)
  • Atrytonopsis lunus (Moon-marked Skipper)
  • Atrytonopsis pittacus (White-barred Skipper)
  • Atrytonopsis python (Python Skipper)
  • Atrytonopsis vierecki (Viereck's Skipper)
  • Attagenus brunneus (A Dermestid Beetle)
  • Attagis gayi
  • Attagis malouinus
  • Attalus nigrellus (A Soft-winged Flower Beetle)
  • Attalus pallifrons (A Soft-winged Flower Beetle)
  • Attaneuria ruralis (A Stonefly)
  • Attelabus bipustulatus (A Leaf-rolling Weevil)
  • Attenella attenuata (A Mayfly)
  • Attenella delantala (A Mayfly)
  • Attenella margarita (A Mayfly)
  • Attenella soquele (A Mayfly)
  • Attenuipyga vanduzeei (A Prairie Leafhopper)
  • Atteva punctella
  • Attheyella obatogamensis (Obatogamau Attheyella)
  • Attheyella spinipes (A Cyclopoid Copepod)
  • Attheyella yemanjae
  • Atthis ellioti
  • Atthis heloisa
  • Atticora fasciata
  • Atticora melanoleuca
  • Attila bolivianus
  • Attila cinnamomeus
  • Attila citriniventris
  • Attila phoenicurus
  • Attila rufus
  • Attila spadiceus
  • Attila torridus (Ochraceous Attila)
  • Attonitus bounites
  • Attonitus ephimeros
  • Attonitus irisae
  • Atule mate (Deep Trevally)
  • Atylotus ohioensis
  • Atympanophrys gigantica
  • Atympanophrys shapingensis
  • Atyoida bisulcata (Opaekala'Ole)
  • Atypichthys latus (Eastern footballer)
  • Atypichthys strigatus (Mado, Mado)
  • Aubria masako
  • Aubria subsigillata
  • Auchenionchus crinitus
  • Auchenionchus microcirrhis
  • Auchenionchus variolosus
  • Auchenipterichthys coracoideus
  • Auchenipterichthys longimanus
  • Auchenipterichthys punctatus
  • Auchenipterichthys thoracatus
  • Auchenipterus ambyiacus
  • Auchenipterus brachyurus
  • Auchenipterus brevior
  • Auchenipterus britskii
  • Auchenipterus demerarae
  • Auchenipterus dentatus
  • Auchenipterus fordicei
  • Auchenipterus menezesi
  • Auchenipterus nigripinnis
  • Auchenipterus nuchalis
  • Auchenipterus osteomystax
  • Auchenoceros punctatus (Ahuru)
  • Auchenoglanis ahli
  • Auchenoglanis altipinnis
  • Auchenoglanis balayi
  • Auchenoglanis biscutatus
  • Auchenoglanis grandis
  • Auchenoglanis guirali
  • Auchenoglanis iturii
  • Auchenoglanis longiceps
  • Auchenoglanis maculosus
  • Auchenoglanis monkei
  • Auchenoglanis occidentalis (Bubu)
  • Auchenoglanis pantherinus
  • Auchenoglanis pietschmanni
  • Auchenoglanis punctatus
  • Auchenoglanis ubangensis
  • Augastes geoffroyi
  • Augastes lumachellus
  • Augastes scutatus (Hyacinth Visorbearer)
  • Aulacaspis tubercularis (Mango Scale)
  • Aulacocephalus temminckii (Goldribbon soapfish)
  • Aulacorhynchus coeruleicinctis
  • Aulacorhynchus derbianus
  • Aulacorhynchus haematopygus
  • Aulacorhynchus huallagae (Yellow-browed Toucanet)
  • Aulacorhynchus prasinus (Emerald Toucanet)
  • Aulacorhynchus sulcatus
  • Aulastomatomorpha phospherops
  • Auletobius ater (A Leaf and Bud Weevil)
  • Auletobius cassandrae (A Leaf and Bud Weevil)
  • Auleutes epilobii (A Weevil)
  • Auleutes nebulosus (A Weevil)
  • Auleutes tenuipes (A Weevil)
  • Aulichthys japonicus (Tubenose)
  • Auliscomys boliviensis (Bolivian Big-eared Mouse)
  • Auliscomys micropus (Southern Big-eared Mouse)
  • Auliscomys pictus (Painted Big-eared Mouse)
  • Auliscomys sublimis (Andean Big-eared Mouse)
  • Aulixidens eugeniae
  • Aulocara elliotti (Bigheaded Grasshopper, Big-headed Grasshopper)
  • Aulocara femoratum (White Cross Grasshopper)
  • Aulohalaelurus kanakorum (New Caledonia catshark)
  • Aulohalaelurus labiosus (Blackspotted Catshark)
  • Aulonocara aquilonium
  • Aulonocara auditor
  • Aulonocara baenschi (Nkhomo-benga peacock)
  • Aulonocara brevinidus
  • Aulonocara brevirostre
  • Aulonocara ethelwynnae (Chitande aulonocara)
  • Aulonocara gertrudae
  • Aulonocara guentheri
  • Aulonocara hansbaenschi (Aulonocara Fort Maguire)
  • Aulonocara hueseri (Night aulonocara)
  • Aulonocara jacobfreibergi (Fairy cichlid)
  • Aulonocara korneliae (Aulonocara chizumulu)
  • Aulonocara maylandi (Blue orchid aulonocara)
  • Aulonocara maylandi (Sulfurhead Aulonocara)
  • Aulonocara nyassae (African Peacock)
  • Aulonocara rostratum
  • Aulonocara saulosi (Greenface aulonocara)
  • Aulonocara steveni (Pale Usisya aulonocara)
  • Aulonocara stuartgranti (Flavescent peacock)
  • Aulonocara trematocephala
  • Aulonocara trematocephalum
  • Aulonocranus dewindti
  • Aulonothroscus constrictor (A Throscid Beetle)
  • Aulonothroscus punctatus (A Throscid Beetle)
  • Aulopareia cyanomos
  • Aulopareia janetae (Scalycheek goby)
  • Aulopareia koumansi
  • Aulopareia spilopterus
  • Aulopareia unicolor
  • Aulopus bajacali (Eastern Pacific Flagfin)
  • Aulopus cadenati (Guinean flagfin)
  • Aulopus curtirostris
  • Aulopus damasi
  • Aulopus filamentosus (Yellowfin Aulopus)
  • Aulopus formosanus
  • Aulopus japonicus (Japanese thread-sail fish)
  • Aulopus microps
  • Aulopus milesii
  • Aulopus nanae (Yellowfin Aulopus)
  • Aulopus purpurissatus (Sergeant Baker)
  • Aulopyge huegelii (Dalmatian barbelgudgeon)
  • Aulorhynchus flavidus (Tube-snout)
  • Aulostomus chinensis (Painted Flute Mouth, Painted Flute Mouth)
  • Aulostomus maculatus (Trumpetfish)
  • Aulostomus strigosus (Atlantic cornetfish)
  • Aulotrachichthys latus
  • Auriculastra elongata (A Terrestrial Snail)
  • Auriculella aff. (Achatinellid Land Snail)
  • Auriculella ambusta
  • Auriculella amoena (Achatinellid Land Snail)
  • Auriculella armata (A Terrestrial Snail)
  • Auriculella auricula (Achatinellid Land Snail)
  • Auriculella brunnea (Achatinellid Land Snail)
  • Auriculella canalifera (Achatinellid Land Snail)
  • Auriculella castanea (Achatinellid Land Snail)
  • Auriculella cerea (Achatinellid Land Snail)
  • Auriculella chamissoi (A Terrestrial Snail)
  • Auriculella crassula (Achatinellid Land Snail)
  • Auriculella diaphana (Achatinellid Land Snail)
  • Auriculella expansa (Achatinellid Land Snail)
  • Auriculella flavida (Achatinellid Land Snail)
  • Auriculella kuesteri (Achatinellid Land Snail)
  • Auriculella lanaiensis (Achatinellid Land Snail)
  • Auriculella malleata (Achatinellid Land Snail)
  • Auriculella minuta (Achatinellid Land Snail)
  • Auriculella montana (Achatinellid Land Snail)
  • Auriculella newcombi (Achatinellid Land Snail)
  • Auriculella olivacea (Achatinellid Land Snail)
  • Auriculella perpusilla (Achatinellid Land Snail)
  • Auriculella perversa (Achatinellid Land Snail)
  • Auriculella petitiana (Achatinellid Land Snail)
  • Auriculella pulchra (Achatinellid Land Snail)
  • Auriculella serrula (Achatinellid Land Snail)
  • Auriculella straminea (Achatinellid Land Snail)
  • Auriculella tantalus (Achatinellid Land Snail)
  • Auriculella tenella (Achatinellid Land Snail)
  • Auriculella tenuis (Achatinellid Land Snail)</