| abrornis proregulus | Yes | species | eukaryota | vertebrates | species | 56435 | click here |
| acarus siro | Yes | species | eukaryota | invertebrates | species | 66546 | click here |
| accipiter cooperii | Yes | species | eukaryota | vertebrates | species | 261198 | click here |
| accipiter gentilis | Yes | species | eukaryota | vertebrates | species | 8957 | click here |
| accipiter nisus | Yes | species | eukaryota | vertebrates | species | 211598 | click here |
| accipiter striatus | Yes | species | eukaryota | vertebrates | species | 56330 | click here |
| accipitridae | Yes | | | vertebrates | family | 56259 | click here |
| acridotheres tristis | Yes | species | eukaryota | vertebrates | species | 279927 | click here |
| acrocephalus dumetorum | Yes | species | eukaryota | vertebrates | species | 68474 | click here |
| acrocephalus palustris | Yes | species | eukaryota | vertebrates | species | 68475 | click here |
| acrocephalus schoenobaenus | Yes | species | eukaryota | vertebrates | species | 52609 | click here |
| acrocephalus scirpaceus | Yes | species | eukaryota | vertebrates | species | 48156 | click here |
| actitis macularia | Yes | species | eukaryota | vertebrates | species | 190659 | click here |
| aedeomyia africana | Yes | species | | | species | 1701320 | click here |
| aedeomyia catasticta | Yes | species | eukaryota | invertebrates | species | 308708 | click here |
| aedeomyia madagascarica | Yes | species | | | species | 1620266 | click here |
| aedeomyia squamipennis | Yes | species | eukaryota | invertebrates | species | 139058 | click here |
| aedes | Yes | | | invertebrates | genus | 7158 | click here |
| aedes aegypti | Yes | species | eukaryota | invertebrates | species | 7159 | click here |
| aedes aegypti aegypti | Yes | subspecies | | | subspecies | 1424507 | click here |
| aedes aegypti formosus | Yes | subspecies | | | subspecies | 1769044 | click here |
| aedes africanus | Yes | species | eukaryota | invertebrates | species | 667568 | click here |
| aedes alboannulatus | Yes | species | | | species | 1806178 | click here |
| aedes albolateralis | Yes | species | | | species | 1245338 | click here |
| aedes albopictus | Yes | species | eukaryota | invertebrates | species | 7160 | click here |
| aedes albotaeniatus | Yes | species | | | species | 1245337 | click here |
| aedes alternans | Yes | species | eukaryota | invertebrates | species | 569587 | click here |
| aedes annandalei | Yes | species | | | species | 1245350 | click here |
| aedes atropalpus | Yes | species | eukaryota | invertebrates | species | 28624 | click here |
| aedes bahamensis | Yes | species | eukaryota | invertebrates | species | 188699 | click here |
| aedes bekkui | Yes | species | | | species | 1451302 | click here |
| aedes bromeliae | Yes | species | | | species | 1397682 | click here |
| aedes cinereus | Yes | species | eukaryota | invertebrates | species | 120872 | click here |
| aedes circumluteolus | Yes | species | eukaryota | invertebrates | species | 503349 | click here |
| aedes dalzieli | Yes | species | | | species | 503350 | click here |
| aedes esoensis | Yes | species | eukaryota | invertebrates | species | 373843 | click here |
| aedes flavopictus | Yes | species | eukaryota | invertebrates | species | 166586 | click here |
| aedes furcifer | Yes | species | eukaryota | invertebrates | species | 299627 | click here |
| aedes galloisi | Yes | species | eukaryota | invertebrates | species | 373852 | click here |
| aedes geniculatus | Yes | species | eukaryota | invertebrates | species | 120874 | click here |
| aedes harveyi | Yes | species | eukaryota | invertebrates | species | 498396 | click here |
| aedes hensilli | Yes | species | eukaryota | invertebrates | species | 373851 | click here |
| aedes japonicus | Yes | species | eukaryota | invertebrates | species | 140438 | click here |
| aedes japonicus japonicus | Yes | subspecies | eukaryota | invertebrates | subspecies | 140439 | click here |
| aedes katherinensis | Yes | species | eukaryota | invertebrates | species | 508664 | click here |
| aedes koreicus | Yes | species | eukaryota | invertebrates | species | 586676 | click here |
| aedes lilii | Yes | species | | | species | 1769045 | click here |
| aedes lineatopennis | Yes | species | | | species | 869251 | click here |
| aedes luteocephalus | Yes | species | eukaryota | invertebrates | species | 299629 | click here |
| aedes malayensis | Yes | species | | | species | 1424567 | click here |
| aedes mascarensis | Yes | species | eukaryota | invertebrates | species | 590165 | click here |
| aedes mcintoshi | Yes | species | | invertebrates | species | 503348 | click here |
| aedes metallicus | Yes | species | | | species | 686388 | click here |
| aedes notoscriptus | Yes | species | eukaryota | invertebrates | species | 508665 | click here |
| aedes ochraceus | Yes | species | | invertebrates | species | 450822 | click here |
| aedes palpalae | Yes | species | eukaryota | invertebrates | species | 561253 | click here |
| aedes polynesiensis | Yes | species | eukaryota | invertebrates | species | 188700 | click here |
| aedes pseudoscutellaris | Yes | species | eukaryota | invertebrates | species | 316597 | click here |
| aedes riversi | Yes | species | eukaryota | invertebrates | species | 373849 | click here |
| aedes rossicus | Yes | species | | | species | 761982 | click here |
| aedes rubrithorax | Yes | species | | | species | 1806179 | click here |
| aedes scutellaris | Yes | species | eukaryota | invertebrates | species | 373850 | click here |
| aedes simpsoni | Yes | species | eukaryota | invertebrates | species | 7161 | click here |
| aedes sp. | Yes | no rank | eukaryota | invertebrates | species | 37951 | click here |
| aedes taylori | Yes | species | eukaryota | invertebrates | species | 299628 | click here |
| aedes togoi | Yes | species | eukaryota | invertebrates | species | 55967 | click here |
| aedes tremulus | Yes | species | | | species | 1806181 | click here |
| aedes unilineatus | Yes | species | | | species | 1328038 | click here |
| aedes vexans | Yes | species | eukaryota | invertebrates | species | 7163 | click here |
| aedes vexans nipponii | Yes | subspecies | | | subspecies | 1214271 | click here |
| aedes vexans nocturnus | Yes | subspecies | eukaryota | invertebrates | subspecies | 569585 | click here |
| aedes vittatus | Yes | species | eukaryota | invertebrates | species | 317808 | click here |
| aedini | Yes | | | | tribe | 1056966 | click here |
| aegypius monachus | Yes | species | eukaryota | vertebrates | species | 8959 | click here |
| agelaius phoeniceus | Yes | species | eukaryota | vertebrates | species | 39638 | click here |
| aix galericulata | Yes | species | eukaryota | vertebrates | species | 8832 | click here |
| aix sponsa | Yes | species | eukaryota | vertebrates | species | 8833 | click here |
| akodon montensis | Yes | species | eukaryota | rodents | species | 106112 | click here |
| alauda arvensis | Yes | species | eukaryota | vertebrates | species | 88112 | click here |
| alcedinidae | Yes | | | vertebrates | family | 8937 | click here |
| alcedo atthis | Yes | species | eukaryota | vertebrates | species | 36245 | click here |
| alces alces | Yes | species | eukaryota | mammals | species | 9852 | click here |
| alces americanus | Yes | species | eukaryota | mammals | species | 999462 | click here |
| alectoris chukar | Yes | species | eukaryota | vertebrates | species | 9078 | click here |
| alectoris rufa | Yes | species | eukaryota | vertebrates | species | 9079 | click here |
| alligator mississippiensis | Yes | species | eukaryota | vertebrates | species | 8496 | click here |
| alopochen aegyptiacus | Yes | species | eukaryota | vertebrates | species | 30382 | click here |
| alouatta | Yes | | | primates | genus | 9499 | click here |
| alouatta belzebul | Yes | species | eukaryota | primates | species | 30590 | click here |
| alouatta caraya | Yes | species | eukaryota | primates | species | 9502 | click here |
| alouatta guariba | Yes | species | eukaryota | primates | species | 182256 | click here |
| alouatta guariba clamitans | Yes | subspecies | eukaryota | primates | subspecies | 183328 | click here |
| alouatta palliata | Yes | species | eukaryota | primates | species | 30589 | click here |
| alouatta pigra | Yes | species | eukaryota | primates | species | 182253 | click here |
| alouatta sara | Yes | species | eukaryota | primates | species | 121123 | click here |
| alouatta seniculus | Yes | species | eukaryota | primates | species | 9503 | click here |
| amalaraeus penicilliger | Yes | species | | | species | 488444 | click here |
| amalaraeus penicilliger penicilliger | Yes | subspecies | | | subspecies | 1658296 | click here |
| amblyomma americanum | Yes | species | eukaryota | invertebrates | species | 6943 | click here |
| amblyomma cajennense | Yes | species | eukaryota | invertebrates | species | 34607 | click here |