| hepacivirus | 57 | genus | viruses | | 11102 |
| hepatitis c virus | 289 | species | viruses | viruses | 11103 |
| infectious bronchitis virus | 66 | no rank | viruses | viruses | 11120 |
| bovine coronavirus | 50 | no rank | viruses | viruses | 11128 |
| human coronavirus 229e | 39 | species | viruses | viruses | 11137 |
| porcine respiratory coronavirus | 34 | no rank | viruses | viruses | 11146 |
| transmissible gastroenteritis virus | 60 | no rank | viruses | viruses | 11149 |
| turkey coronavirus | 37 | no rank | viruses | viruses | 11152 |
| canine coronavirus | 32 | no rank | viruses | viruses | 11153 |
| torovirus | 20 | genus | viruses | | 11155 |
| mumps virus | 61 | species | viruses | viruses | 11161 |
| newcastle disease virus | 93 | species | viruses | viruses | 11176 |
| parainfluenza virus 5 | 65 | no rank | viruses | viruses | 2905673 |
| human parainfluenza virus 2 | 37 | species | viruses | viruses | 11212 |
| bovine parainfluenza virus 3 | 19 | species | viruses | viruses | 11215 |
| human parainfluenza virus 3 | 51 | species | viruses | viruses | 11216 |
| morbillivirus | 64 | genus | viruses | | 11229 |
| canine distemper virus | 60 | species | viruses | viruses | 11232 |
| measles virus | 119 | species | viruses | viruses | 11234 |
| rinderpest virus | 39 | species | viruses | viruses | 11241 |
| pneumovirus | 35 | genus | viruses | | 11245 |
| bovine respiratory syncytial virus | 43 | species | viruses | viruses | 11246 |
| human respiratory syncytial virus | 66 | species | viruses | viruses | 11250 |
| turkey rhinotracheitis virus | 35 | no rank | viruses | viruses | 11264 |
| marburg marburgvirus | 17 | species | viruses | viruses | 11269 |
| vesiculovirus | 17 | genus | viruses | | 11271 |
| chandipura virus | 10 | species | viruses | viruses | 11272 |
| piry virus | 7 | species | viruses | viruses | 11274 |
| vesicular stomatitis virus | 177 | species | viruses | viruses | 11276 |
| lyssavirus | 38 | genus | viruses | | 11286 |
| viral hemorrhagic septicemia virus | 46 | no rank | viruses | viruses | 11287 |
| infectious hematopoietic necrosis virus | 41 | no rank | viruses | viruses | 11290 |
| rabies virus | 96 | species | viruses | viruses | 11292 |
| bovine ephemeral fever virus | 14 | species | viruses | viruses | 11303 |
| dhori virus | 24 | species | viruses | viruses | 11318 |
| influenza a virus | 135 | species | viruses | viruses | 11320 |
| influenza b virus | 57 | species | viruses | viruses | 11520 |
| influenza c virus | 48 | species | viruses | viruses | 11552 |
| thogoto virus | 37 | species | viruses | viruses | 11569 |
| orthobunyavirus | 49 | genus | viruses | | 11572 |
| phlebovirus | 38 | genus | viruses | | 11584 |
| punta toro virus | 28 | species | viruses | viruses | 11587 |
| rift valley fever virus | 41 | species | viruses | viruses | 11588 |
| toscana virus | 23 | no rank | viruses | viruses | 11590 |
| nairovirus | 24 | genus | viruses | | 11592 |
| dugbe virus | 10 | species | viruses | viruses | 11595 |
| hantavirus | 75 | genus | viruses | | 11598 |
| hantaan virus | 61 | species | viruses | viruses | 11599 |
| seoul virus | 27 | species | viruses | viruses | 11608 |
| arenavirus | 44 | genus | viruses | | 11618 |
| junin mammarenavirus | 31 | species | viruses | viruses | 11619 |
| lassa mammarenavirus | 41 | species | viruses | viruses | 11620 |
| lymphocytic choriomeningitis mammarenavirus | 148 | species | viruses | viruses | 11623 |
| machupo mammarenavirus | 18 | species | viruses | viruses | 11628 |
| reticuloendotheliosis virus | 68 | species | viruses | viruses | 11636 |
| spumavirus | 31 | genus | viruses | | 11640 |
| lentivirus | 107 | genus | viruses | | 11646 |
| bovine immunodeficiency virus | 33 | species | viruses | viruses | 11657 |
| caprine arthritis encephalitis virus | 40 | species | viruses | viruses | 11660 |
| equine infectious anemia virus | 62 | species | viruses | viruses | 11665 |
| feline immunodeficiency virus | 80 | species | viruses | viruses | 11673 |
| human immunodeficiency virus 1 | 410 | species | viruses | viruses | 11676 |
| human immunodeficiency virus 2 | 399 | species | viruses | viruses | 11709 |
| visna/maedi virus | 61 | species | viruses | viruses | 11741 |
| jaagsiekte sheep retrovirus | 40 | species | viruses | viruses | 11746 |
| mouse mammary tumor virus | 125 | species | viruses | viruses | 11757 |
| feline leukemia virus | 69 | species | viruses | viruses | 11768 |
| murine leukemia virus | 184 | species | viruses | viruses | 11786 |
| avian myeloblastosis virus | 76 | species | viruses | viruses | 11866 |
| avian carcinoma mill hill virus 2 | 11 | species | viruses | viruses | 11870 |
| avian sarcoma virus ct10 | 9 | species | viruses | viruses | 11878 |
| fujinami sarcoma virus | 33 | species | viruses | viruses | 11885 |
| rous sarcoma virus | 199 | species | viruses | viruses | 11886 |
| bovine leukemia virus | 65 | species | viruses | viruses | 11901 |
| human t-lymphotropic virus 1 | 137 | no rank | viruses | viruses | 11908 |
| human t-lymphotropic virus 2 | 60 | no rank | viruses | viruses | 11909 |
| avian leukemia virus | 22 | no rank | viruses | viruses | 11946 |
| caliciviridae | 44 | family | viruses | | 11974 |
| rabbit hemorrhagic disease virus | 37 | species | viruses | viruses | 11976 |
| feline calicivirus | 59 | species | viruses | viruses | 11978 |
| norwalk virus | 73 | species | viruses | viruses | 11983 |
| enterovirus | 109 | genus | viruses | | 12059 |
| human parechovirus 1 | 29 | no rank | viruses | viruses | 12063 |
| swine vesicular disease virus | 23 | no rank | viruses | viruses | 12075 |
| poliovirus 1 | 47 | no rank | viruses | viruses | 12080 |
| human poliovirus 1 strain sabin | 2 | no rank | viruses | viruses | 12082 |
| poliovirus 2 | 26 | no rank | viruses | viruses | 12083 |
| poliovirus 3 | 29 | no rank | viruses | viruses | 12086 |
| enterovirus d70 | 24 | no rank | viruses | viruses | 12090 |
| hepatovirus | 11 | genus | viruses | | 12091 |
| hepatovirus a | 95 | species | viruses | viruses | 12092 |
| cardiovirus | 38 | genus | viruses | | 12103 |
| encephalomyocarditis virus | 105 | no rank | viruses | viruses | 12104 |
| aphthovirus | 36 | genus | viruses | | 12109 |
| foot-and-mouth disease virus | 89 | species | viruses | viruses | 12110 |
| foot-and-mouth disease virus o | 15 | no rank | viruses | viruses | 12118 |
| rhinovirus a2 | 21 | no rank | viruses | viruses | 12130 |
| borna disease virus | 65 | species | viruses | viruses | 12455 |
| human astrovirus 1 | 13 | no rank | viruses | viruses | 12456 |
| hepatitis delta virus | 89 | species | viruses | viruses | 12475 |