| abramis brama | Yes | species | eukaryota | vertebrates | species | 38527 | click here |
| acartia tonsa | Yes | species | eukaryota | invertebrates | species | 136180 | click here |
| accipiter fasciatus | Yes | species | | | species | 387794 | click here |
| aedes aegypti | Yes | species | eukaryota | invertebrates | species | 7159 | click here |
| aedes vexans | Yes | species | eukaryota | invertebrates | species | 7163 | click here |
| agapornis | Yes | | | vertebrates | genus | 60461 | click here |
| agapornis fischeri | Yes | species | eukaryota | vertebrates | species | 60463 | click here |
| agapornis nigrigenis | Yes | species | eukaryota | vertebrates | species | 60465 | click here |
| agapornis roseicollis | Yes | species | eukaryota | vertebrates | species | 60468 | click here |
| agapornis swindernianus | Yes | species | | | species | 1002726 | click here |
| ailuropoda melanoleuca | Yes | species | eukaryota | mammals | species | 9646 | click here |
| aiptasia | Yes | | | invertebrates | genus | 12922 | click here |
| aix galericulata | Yes | species | eukaryota | vertebrates | species | 8832 | click here |
| alisterus scapularis | Yes | species | eukaryota | vertebrates | species | 458117 | click here |
| allactaga sibirica | Yes | species | eukaryota | rodents | species | 234626 | click here |
| amazona | Yes | | | vertebrates | genus | 12929 | click here |
| amazona aestiva | Yes | species | eukaryota | vertebrates | species | 12930 | click here |
| amazona amazonica | Yes | species | eukaryota | vertebrates | species | 151758 | click here |
| amazona auropalliata | Yes | species | eukaryota | vertebrates | species | 152277 | click here |
| amazona autumnalis | Yes | species | eukaryota | vertebrates | species | 151759 | click here |
| amazona autumnalis autumnalis | Yes | subspecies | eukaryota | vertebrates | subspecies | 244067 | click here |
| amazona oratrix | Yes | species | eukaryota | vertebrates | species | 152276 | click here |
| amphibola crenata | Yes | species | eukaryota | invertebrates | species | 453440 | click here |
| anas | Yes | | | vertebrates | genus | 8835 | click here |
| anas crecca | Yes | species | eukaryota | vertebrates | species | 75839 | click here |
| anas platyrhynchos | Yes | species | eukaryota | vertebrates | species | 8839 | click here |
| anas platyrhynchos x cairina moschata | Yes | no rank | eukaryota | vertebrates | species | 8841 | click here |
| anax junius | Yes | species | eukaryota | invertebrates | species | 214820 | click here |
| anguilla anguilla | Yes | species | eukaryota | vertebrates | species | 7936 | click here |
| anodorhynchus hyacinthinus | Yes | species | eukaryota | vertebrates | species | 51900 | click here |
| anser albifrons | Yes | species | eukaryota | vertebrates | species | 50365 | click here |
| anser anser | Yes | species | eukaryota | vertebrates | species | 8843 | click here |
| anser anser domesticus | Yes | subspecies | eukaryota | vertebrates | subspecies | 8848 | click here |
| anser erythropus | Yes | species | eukaryota | vertebrates | species | 132586 | click here |
| anser fabalis | Yes | species | eukaryota | vertebrates | species | 132587 | click here |
| anser sp. | Yes | no rank | eukaryota | vertebrates | species | 8847 | click here |
| antigone vipio | Yes | species | | | species | 2717088 | click here |
| apodemus chevrieri | Yes | species | eukaryota | rodents | species | 129246 | click here |
| apodemus draco | Yes | species | eukaryota | rodents | species | 129247 | click here |
| aprosmictus erythropterus | Yes | species | eukaryota | vertebrates | species | 274068 | click here |
| apteryx rowi | Yes | species | eukaryota | vertebrates | species | 308060 | click here |
| aquila audax | Yes | species | eukaryota | vertebrates | species | 8961 | click here |
| ara ambiguus | Yes | species | eukaryota | vertebrates | species | 467031 | click here |
| ara ararauna | Yes | species | eukaryota | vertebrates | species | 9226 | click here |
| ara chloropterus | Yes | species | eukaryota | vertebrates | species | 176013 | click here |
| ara militaris | Yes | species | eukaryota | vertebrates | species | 57237 | click here |
| ara severus | Yes | species | eukaryota | vertebrates | species | 178883 | click here |
| aratinga auricapillus | Yes | species | eukaryota | vertebrates | species | 867384 | click here |
| aratinga jandaya | Yes | species | eukaryota | vertebrates | species | 231027 | click here |
| aratinga solstitialis | Yes | species | eukaryota | vertebrates | species | 176015 | click here |
| arctocephalus | Yes | | | mammals | genus | 29083 | click here |
| arctocephalus forsteri | Yes | species | eukaryota | mammals | species | 29084 | click here |
| artemisina melana | Yes | species | eukaryota | invertebrates | species | 458486 | click here |
| artibeus | Yes | | | mammals | genus | 9416 | click here |
| aspidites melanocephalus | Yes | species | eukaryota | vertebrates | species | 51883 | click here |
| aspius aspius | Yes | species | eukaryota | vertebrates | species | 98928 | click here |
| asterias forbesi | Yes | species | eukaryota | invertebrates | species | 7603 | click here |
| austrovenus stutchburyi | Yes | species | eukaryota | invertebrates | species | 98293 | click here |
| bandicota indica | Yes | species | eukaryota | rodents | species | 456472 | click here |
| barbus barbus | Yes | species | eukaryota | vertebrates | species | 40830 | click here |
| barnardius barnardi | Yes | species | eukaryota | vertebrates | species | 286724 | click here |
| barnardius zonarius | Yes | species | eukaryota | vertebrates | species | 309859 | click here |
| barnardius zonarius semitorquatus | Yes | subspecies | eukaryota | vertebrates | subspecies | 759764 | click here |
| bolborhynchus lineola | Yes | species | eukaryota | vertebrates | species | 211877 | click here |
| bos grunniens | Yes | species | eukaryota | mammals | species | 30521 | click here |
| bos taurus | Yes | species | eukaryota | mammals | species | 9913 | click here |
| bovidae | Yes | | | mammals | family | 9895 | click here |
| bovinae | Yes | | | mammals | subfamily | 27592 | click here |
| bufo bufo | Yes | species | eukaryota | vertebrates | species | 8384 | click here |
| cacatua alba | Yes | species | eukaryota | vertebrates | species | 141836 | click here |
| cacatua galerita | Yes | species | eukaryota | vertebrates | species | 141274 | click here |
| cacatua haematuropygia | Yes | species | eukaryota | vertebrates | species | 141837 | click here |
| cacatua leadbeateri | Yes | species | | | species | 471713 | click here |
| cacatua moluccensis | Yes | species | eukaryota | vertebrates | species | 136504 | click here |
| cacatua ophthalmica | Yes | species | eukaryota | vertebrates | species | 141835 | click here |
| cacatua pastinator | Yes | species | | | species | 986097 | click here |
| cacatua sanguinea | Yes | species | eukaryota | vertebrates | species | 274074 | click here |
| cacatua sulphurea | Yes | species | eukaryota | vertebrates | species | 141271 | click here |
| cacatua tenuirostris | Yes | species | | | species | 1344800 | click here |
| cairina moschata | Yes | species | eukaryota | vertebrates | species | 8855 | click here |
| calanoida | Yes | | | invertebrates | order | 6833 | click here |
| callinectes ornatus | Yes | species | eukaryota | invertebrates | species | 53941 | click here |
| callinectes sapidus | Yes | species | eukaryota | invertebrates | species | 6763 | click here |
| callocephalon fimbriatum | Yes | species | | | species | 986101 | click here |
| callosciurus erythraeus | Yes | species | eukaryota | rodents | species | 64677 | click here |
| caloenas nicobarica | Yes | species | eukaryota | vertebrates | species | 187106 | click here |
| calyptorhynchus banksii | Yes | species | eukaryota | vertebrates | species | 35551 | click here |
| calyptorhynchus lathami | Yes | species | | | species | 986098 | click here |
| camelus bactrianus | Yes | species | eukaryota | mammals | species | 9837 | click here |
| camelus dromedarius | Yes | species | eukaryota | mammals | species | 9838 | click here |
| canidae | Yes | | | mammals | family | 9608 | click here |
| canis lupus | Yes | species | eukaryota | mammals | species | 9612 | click here |
| canis lupus familiaris | Yes | subspecies | eukaryota | mammals | subspecies | 9615 | click here |
| capra hircus | Yes | species | eukaryota | mammals | species | 9925 | click here |
| capreolus capreolus | Yes | species | eukaryota | mammals | species | 9858 | click here |
| cervus canadensis | Yes | species | | | species | 1574408 | click here |
| cervus elaphus | Yes | species | eukaryota | mammals | species | 9860 | click here |
| chalcides ocellatus | Yes | species | eukaryota | vertebrates | species | 63341 | click here |
| chiroptera | Yes | | | mammals | order | 9397 | click here |
| chroicocephalus ridibundus | Yes | species | | | species | 1192867 | click here |