| [clostridium] piliforme | No | species | bacteria | bacteria | species | 1524 | click here |
| acanthocheilonema reconditum | No | species | eukaryota | invertebrates | species | 114234 | click here |
| alaria alata | No | species | eukaryota | invertebrates | species | 138590 | click here |
| alaria americana | No | species | | | species | | click here |
| alaria arisaemoides | No | species | | | species | | click here |
| alaria canis | No | species | | | species | | click here |
| alaria marcianae | No | species | | | species | 1684801 | click here |
| alaria michiganensis | No | species | | | species | | click here |
| alaria mustelae | No | species | eukaryota | invertebrates | species | 669500 | click here |
| aleutian mink disease virus | No | species | viruses and viroids | viruses | species | 28314 | click here |
| anaplasma phagocytophilum | No | species | bacteria | bacteria | species | 948 | click here |
| anaplasma platys | No | species | bacteria | bacteria | species | 949 | click here |
| ancylostoma braziliense | No | species | eukaryota | invertebrates | species | 369059 | click here |
| ancylostoma caninum | No | species | eukaryota | invertebrates | species | 29170 | click here |
| ancylostoma tubaeforme | No | species | eukaryota | invertebrates | species | 53327 | click here |
| angiostrongylus vasorum | No | species | eukaryota | invertebrates | species | 321387 | click here |
| anopheles lesteri | No | species | eukaryota | invertebrates | species | 109668 | click here |
| aonchotheca paranalis | No | species | | | species | 2025203 | click here |
| aonchotheca putorii | No | species | | | species | 1647945 | click here |
| aonchotheca putorii | Yes | species | | | species | 1647945 | click here |
| apophallus donicum | No | species | | | species | | click here |
| apophallus donicus | No | species | | | species | 1124784 | click here |
| apophallus muehlingi | No | species | | | species | 2039766 | click here |
| ascaris suum | No | species | eukaryota | invertebrates | species | 6253 | click here |
| babesia annae | No | species | eukaryota | invertebrates | species | 1811913 | click here |
| babesia canis | No | species | eukaryota | invertebrates | species | 5867 | click here |
| babesia canis vogeli | No | subspecies | eukaryota | invertebrates | subspecies | 167445 | click here |
| babesia cf. microti | No | subspecies | eukaryota | invertebrates | species | 196495 | click here |
| babesia gibsoni | No | species | eukaryota | invertebrates | species | 33632 | click here |
| babesia microti | No | species | eukaryota | invertebrates | species | 5868 | click here |
| babesia sp. | No | species | eukaryota | invertebrates | species | 35084 | click here |
| babesia sp. mml-2014 | No | no rank | | | species | 1543969 | click here |
| babesia vulpes | No | species | | | species | 1842980 | click here |
| bartonella acomydis | No | species | bacteria | bacteria | species | 686234 | click here |
| bartonella rochalimae | No | species | bacteria | bacteria | species | 395923 | click here |
| bartonella sp. a1379b | No | no rank | | | species | 1933910 | click here |
| bartonella vinsonii | No | species | bacteria | bacteria | species | 33047 | click here |
| bartonella vinsonii subsp. berkhoffii | No | subspecies | bacteria | bacteria | subspecies | 40933 | click here |
| besnoitia besnoiti | No | species | eukaryota | invertebrates | species | 94643 | click here |
| blastocystis sp. | No | species | eukaryota | plants | species | 46767 | click here |
| blastomyces dermatitidis | No | species | eukaryota | plants | species | 5039 | click here |
| borna disease virus | No | species | viruses and viroids | viruses | species | 12455 | click here |
| borna disease virus 1 | No | no rank | | | no rank | 1714621 | click here |
| borrelia persica | No | species | bacteria | bacteria | species | 44448 | click here |
| borreliella afzelii | No | species | bacteria | bacteria | species | 29518 | click here |
| borreliella afzelii | Yes | species | bacteria | bacteria | species | 29518 | click here |
| borreliella bissettii | No | species | bacteria | bacteria | species | 64897 | click here |
| borreliella burgdorferi | No | species | bacteria | bacteria | species | 139 | click here |
| borreliella burgdorferi | Yes | species | bacteria | bacteria | species | 139 | click here |
| borreliella garinii | No | species | bacteria | bacteria | species | 29519 | click here |
| borreliella lusitaniae | No | species | bacteria | bacteria | species | 100177 | click here |
| borreliella spielmanii | No | species | bacteria | bacteria | species | 88916 | click here |
| borreliella valaisiana | No | species | bacteria | bacteria | species | 62088 | click here |
| brucella microti | No | species | bacteria | bacteria | species | 444163 | click here |
| brucella vulpis | No | species | | | species | 981386 | click here |
| california encephalitis virus | No | no rank | viruses and viroids | viruses | no rank | 35305 | click here |
| campylobacter sp. 251/13 | No | no rank | | | species | 1655500 | click here |
| campylobacter sp. 'vulpis_italy' | No | no rank | | | species | 1833857 | click here |
| candidatus neoehrlichia sp. | No | species | | | species | 1884427 | click here |
| canid herpesvirus 1 | No | species | viruses and viroids | viruses | species | 170325 | click here |
| canine adenovirus 1 | No | no rank | viruses and viroids | viruses | no rank | 10512 | click here |
| canine adenovirus 2 | No | no rank | viruses and viroids | viruses | no rank | 10514 | click here |
| canine bufavirus | No | species | | | species | 2575831 | click here |
| canine circovirus | No | species | | | species | 1194757 | click here |
| canine coronavirus | No | no rank | viruses and viroids | viruses | no rank | 11153 | click here |
| canine distemper virus | No | species | viruses and viroids | viruses | species | 11232 | click here |
| canine kobuvirus | No | species | | | species | 1836608 | click here |
| canine mastadenovirus a | No | species | viruses and viroids | viruses | species | 10537 | click here |
| canine parainfluenza virus | No | species | viruses and viroids | viruses | species | 149595 | click here |
| canine parvovirus | No | no rank | viruses and viroids | viruses | no rank | 10788 | click here |
| canine parvovirus 2 | No | no rank | viruses and viroids | viruses | no rank | 246878 | click here |
| canine parvovirus 2b | No | no rank | viruses and viroids | viruses | no rank | 568986 | click here |
| capillaria aerophila | No | species | | | species | 1172388 | click here |
| capillaria hepatica | No | species | | | species | 1239592 | click here |
| capillaria plica | No | species | | | species | 1239593 | click here |
| capillaria putorii | No | species | | | species | 1239594 | click here |
| carnivore protoparvovirus 1 | No | species | | | species | 1511906 | click here |
| chrysosporium parvum | No | species | eukaryota | plants | species | 41283 | click here |
| concinnum procyonis | No | species | | | species | | click here |
| concinnum ten | No | species | eukaryota | invertebrates | species | 676610 | click here |
| concinnum ten | Yes | species | eukaryota | invertebrates | species | 676610 | click here |
| corynebacterium diphtheriae | No | species | bacteria | bacteria | species | 1717 | click here |
| corynebacterium ulcerans | No | species | bacteria | bacteria | species | 65058 | click here |
| cowpox virus | No | species | viruses and viroids | viruses | species | 10243 | click here |
| coxiella burnetii | No | species | bacteria | bacteria | species | 777 | click here |
| crenosoma striatum | No | species | eukaryota | invertebrates | species | 699426 | click here |
| crenosoma vulpis | No | species | eukaryota | invertebrates | species | 321390 | click here |
| cryptococcus neoformans | No | species | eukaryota | plants | species | 5207 | click here |
| cryptocotyle lingua | No | species | eukaryota | invertebrates | species | 66766 | click here |
| cryptosporidium andersoni | No | species | eukaryota | invertebrates | species | 117008 | click here |
| cryptosporidium bovis | No | species | eukaryota | invertebrates | species | 310047 | click here |
| cryptosporidium canis | No | species | eukaryota | invertebrates | species | 195482 | click here |
| cryptosporidium felis | No | species | eukaryota | invertebrates | species | 83540 | click here |
| cryptosporidium galli | No | species | eukaryota | invertebrates | species | 218119 | click here |
| cryptosporidium hominis | No | species | eukaryota | invertebrates | species | 237895 | click here |
| cryptosporidium parvum | No | species | eukaryota | invertebrates | species | 5807 | click here |
| cryptosporidium sp. | No | species | eukaryota | invertebrates | species | 90962 | click here |
| cryptosporidium suis | No | species | eukaryota | invertebrates | species | 396558 | click here |
| cryptosporidium tyzzeri | No | species | eukaryota | invertebrates | species | 756076 | click here |
| cryptosporidium ubiquitum | No | species | eukaryota | invertebrates | species | 857276 | click here |