| Genera | | Host(s) |
|---|
| Alfamovirus | | plant |
| Allexivirus | | plant |
| Allolevivirus | | bacteria |
| Alphacarmotetravirus | | invertebrate |
| Alphacoronavirus | | vertebrate |
| Alphacryptovirus | | plant |
| Alphamesonivirus | | invertebrate |
| Alphanecrovirus | | plant |
| Alphanodavirus | | invertebrate |
| Alphapermutotetravirus | | invertebrate |
| Alpharetrovirus | | vertebrate |
| Alphatorquevirus | | vertebrate |
| Alphavirus | | vertebrate |
| Amdovirus | | vertebrate |
| Ampelovirus | | plant |
| Anulavirus | | plant |
| Aparavirus | | invertebrate |
| Aphthovirus | | vertebrate |
| Apscaviroid | | plant |
| Aquabirnavirus | | vertebrate |
| Aquamavirus | | vertebrate |
| Aquaparamyxovirus | | vertebrate |
| Aquareovirus | | vertebrate |
| Arenavirus | | vertebrate |
| Arterivirus | | vertebrate |
| Aureusvirus | | plant |
| Avastrovirus | | vertebrate |
| Avenavirus | | plant |
| Avibirnavirus | | vertebrate |
| Avihepadnavirus | | vertebrate |
| Avihepatovirus | | vertebrate |
| Avsunviroid | | plant |
| Avulavirus | | vertebrate |
| Babuvirus | | plant |
| Bacillarnavirus | | protozoa |
| Badnavirus | | plant |
| Bafinivirus | | vertebrate |
| Barnavirus | | fungus |
| Bdellomicrovirus | | bacteria |
| Becurtovirus | | plant |
| Begomovirus | | plant |
| Begomovirus alphasatellites | | plant |
| Begomovirus betasatellites | | plant |
| Benyvirus | | plant |
| Betacoronavirus | | vertebrate |
| Betacryptovirus | | plant |
| Betanecrovirus | | plant |
| Betanodavirus | | vertebrate |
| Betaretrovirus | | vertebrate |
| Betatetravirus | | invertebrate |
| Betatorquevirus | | vertebrate |
| Bidensovirus | | invertebrate |
| Blosnavirus | | vertebrate |
| Bocavirus | | vertebrate |
| Bornavirus | | vertebrate |
| Botrexvirus | | fungus |
| Brambyvirus | | plant |
| Brevidensovirus | | invertebrate |
| Bromovirus | | plant |
| Bymovirus | | plant |
| Capillovirus | | plant |
| Cardiovirus | | vertebrate |
| Cardoreovirus | | invertebrate |
| Carlavirus | | plant |
| Carmovirus | | plant |
| Caulimovirus | | plant |
| Cavemovirus | | plant |
| CBPsatV-like satellite viruses | | invertebrate |
| Cheravirus | | plant |
| Chlamydiamicrovirus | | bacteria |
| Chrysovirus | | fungus, plant |
| Cilevirus | | plant |
| Circovirus | | vertebrate |
| Circular satellite RNAs | | plant |
| Citrivirus | | plant |
| Closterovirus | | plant |
| Cocadviroid | | plant |
| Coleviroid | | plant |
| Coltivirus | | vertebrate |
| Comovirus | | plant |
| Cosavirus | | vertebrate |
| Crinivirus | | plant |
| Cripavirus | | invertebrate |
| Cryspovirus | | protozoa |
| Cucumovirus | | plant |
| Curtovirus | | plant |
| Cypovirus | | invertebrate |
| Cystovirus | | bacteria |
| Cytorhabdovirus | | plant |
| Deltacoronavirus | | vertebrate |
| Deltaretrovirus | | vertebrate |
| Deltatorquevirus | | vertebrate |
| Deltavirus | | vertebrate |
| Densovirus | | invertebrate |
| Dependovirus | | vertebrate |
| Dianthovirus | | plant |
| Dicipivirus | | vertebrate |
| Dinornavirus | | protozoa |
| Dinovernavirus | | invertebrate |
| Double-stranded satellite RNAs | | fungus |
| Ebolavirus | | vertebrate |
| Elaviroid | | plant |
| Emaravirus | | plant |
| Enamovirus | | plant |
| Endornavirus | | fungus, plant |
| Enterovirus | | vertebrate |
| Entomobirnavirus | | invertebrate |
| Ephemerovirus | | vertebrate |
| Epsilonretrovirus | | vertebrate |
| Epsilontorquevirus | | vertebrate |
| Eragrovirus | | plant |
| Erbovirus | | vertebrate |
| Errantivirus | | invertebrate, protozoa |
| Erythrovirus | | vertebrate |
| Etatorquevirus | | vertebrate |
| Fabavirus | | plant |
| Ferlavirus | | vertebrate |
| Fijivirus | | plant |
| Flavivirus | | vertebrate |
| Foveavirus | | plant |
| Furovirus | | plant |
| Gallantivirus | | plant |
| Gammacoronavirus | | vertebrate |
| Gammaretrovirus | | vertebrate |
| Gammatorquevirus | | vertebrate |
| Giardiavirus | | protozoa |
| Gyrovirus | | vertebrate |
| Hantavirus | | vertebrate |
| Hemivirus | | fungus, invertebrate, protozoa |
| Henipavirus | | vertebrate |
| Hepacivirus | | vertebrate |
| Hepatovirus | | vertebrate |
| Hepevirus | | vertebrate |
| Hordeivirus | | plant |
| Hostuviroid | | plant |
| Hypovirus | | fungus |
| Idaeovirus | | plant |
| Idnoreovirus | | invertebrate |
| Iflavirus | | invertebrate |
| Ilarvirus | | plant |
| Influenzavirus A | | vertebrate |
| Influenzavirus B | | vertebrate |
| Influenzavirus C | | vertebrate |
| Inovirus | | bacteria |
| Iotatorquevirus | | vertebrate |
| Ipomovirus | | plant |
| Isavirus | | vertebrate |
| Iteravirus | | invertebrate |
| Kappatorquevirus | | vertebrate |
| Kobuvirus | | vertebrate |
| Labyrnavirus | | protozoa |
| Lagovirus | | vertebrate |
| Lambdatorquevirus | | vertebrate |
| Large satellite RNAs | | plant |
| Leishmaniavirus | | protozoa |
| Lentivirus | | vertebrate |
| Levivirus | | bacteria |
| Lolavirus | | plant |
| Luteovirus | | plant |
| Lyssavirus | | vertebrate |
| Macanavirus | | plant |
| Machlomovirus | | plant |
| Macluravirus | | plant |
| Maculavirus | | invertebrate, plant |
| Mamastrovirus | | vertebrate |
| Mandarivirus | | plant |
| Marafivirus | | plant |
| Marburgvirus | | vertebrate |
| Marnavirus | | protozoa |
| Mastrevirus | | plant |
| Megabirnavirus | | fungus |
| Megrivirus | | vertebrate |
| Metapneumovirus | | vertebrate |
| Metavirus | | fungus, invertebrate, plant |
| Microvirus | | bacteria |
| Mimoreovirus | | protozoa |
| Mitovirus | | fungus |
| Morbillivirus | | vertebrate |
| Mycoflexivirus | | fungus |
| Mycoreovirus | | fungus |
| Nairovirus | | vertebrate |
| Nanoviridae alphasatellites | | plant |
| Nanovirus | | plant |
| Narnavirus | | fungus |
| Nebovirus | | vertebrate |
| Nepovirus | | plant |
| Norovirus | | vertebrate |
| Novirhabdovirus | | vertebrate |
| Nucleorhabdovirus | | plant |
| Okavirus | | vertebrate |
| Oleavirus | | plant |
| Omegatetravirus | | invertebrate |
| Ophiovirus | | plant |
| Orbivirus | | vertebrate |
| Orthobunyavirus | | vertebrate |
| Orthohepadnavirus | | vertebrate |
| Orthoreovirus | | vertebrate |
| Oryzavirus | | plant |
| Other begomovirus satellite DNAs | | plant |
| Other geminivirus satellite DNAs | | plant |
| Ourmiavirus | | plant |
| Panicovirus | | plant |
| Parechovirus | | vertebrate |
| Partitivirus | | fungus |
| Parvovirus | | vertebrate |
| Pecluvirus | | plant |
| Pefudensovirus | | invertebrate |
| Pegivirus | | vertebrate |
| Pelamoviroid | | plant |
| Perhabdovirus | | vertebrate |
| Pestivirus | | vertebrate |
| Petuvirus | | plant |
| Phlebovirus | | vertebrate |
| Phytoreovirus | | plant |
| Picobirnavirus | | vertebrate |
| Plectrovirus | | bacteria |
| Pneumovirus | | vertebrate |
| Poacevirus | | plant |
| Polemovirus | | plant |
| Polerovirus | | plant |
| Pomovirus | | plant |
| Pospiviroid | | plant |
| Potexvirus | | plant |
| Potyvirus | | plant |
| Pseudovirus | | fungus, plant |
| Quadrivirus | | fungus |
| Quaranjavirus | | vertebrate |
| Respirovirus | | vertebrate |
| Rhizidiovirus | | fungus |
| Rotavirus | | vertebrate |
| Rubivirus | | vertebrate |
| Rubulavirus | | vertebrate |
| Rymovirus | | plant |
| Sadwavirus | | plant |
| Salivirus | | vertebrate |
| Sapelovirus | | vertebrate |
| Sapovirus | | vertebrate |
| Sclerodarnavirus | | fungus |
| Seadornavirus | | vertebrate |
| Semotivirus | | invertebrate |
| Senecavirus | | vertebrate |
| Sequivirus | | plant |
| Sigmavirus | | invertebrate |
| Sirevirus | | plant |
| Small linear satellite RNAs | | plant |
| Sobemovirus | | plant |
| Solendovirus | | plant |
| Soymovirus | | plant |
| Spiromicrovirus | | bacteria |
| Spumavirus | | vertebrate |
| Tenuivirus | | plant |
| Tepovirus | | plant |
| Teschovirus | | vertebrate |
| Thetatorquevirus | | vertebrate |
| Thogotovirus | | vertebrate |
| Tibrovirus | | vertebrate |
| TNsatV-like satellite viruses | | plant |
| Tobamovirus | | plant |
| Tobravirus | | plant |
| Tombusvirus | | plant |
| Topocuvirus | | plant |
| Torovirus | | vertebrate |
| Torradovirus | | plant |
| Tospovirus | | plant |
| Totivirus | | fungus |
| Tremovirus | | vertebrate |
| Trichomonasvirus | | protozoa |
| Trichovirus | | plant |
| Tritimovirus | | plant |
| Tungrovirus | | plant |
| Turncurtovirus | | plant |
| Tymovirus | | plant |
| Umbravirus | | plant |
| Unassigned Alphaflexiviridae | | plant |
| Unassigned Alphatetraviridae | | invertebrate |
| Unassigned Anelloviridae | | vertebrate |
| Unassigned Astroviridae | | vertebrate |
| Unassigned Avsunviroidae | | plant |
| Unassigned Betaflexiviridae | | plant |
| Unassigned Birnaviridae | | invertebrate, vertebrate |
| Unassigned Bromoviridae | | plant |
| Unassigned Bunyaviridae | | vertebrate |
| Unassigned Caliciviridae | | vertebrate |
| Unassigned Caulimoviridae | | plant |
| Unassigned Circoviridae | | vertebrate |
| Unassigned Closteroviridae | | plant |
| Unassigned Coronaviridae | | vertebrate |
| Unassigned Dicistroviridae | | invertebrate, plant |
| Unassigned dsRNA virus | | fungus, plant, protozoa |
| Unassigned Filoviridae | | vertebrate |
| Unassigned Flaviviridae | | vertebrate |
| Unassigned Gammaflexiviridae | | fungus |
| Unassigned Geminiviridae | | plant |
| Unassigned Hepadnaviridae | | vertebrate |
| Unassigned Hepeviridae | | fungus |
| Unassigned Iflaviridae | | invertebrate |
| Unassigned Leviviridae | | bacteria |
| Unassigned Luteoviridae | | plant |
| Unassigned Nanoviridae | | plant |
| Unassigned Narnaviridae | | fungus |
| Unassigned Nodaviridae | | invertebrate |
| Unassigned Orthomyxoviridae | | vertebrate |
| Unassigned Paramyxoviridae | | vertebrate |
| Unassigned Partitiviridae | | fungus, plant, protozoa |
| Unassigned Parvoviridae | | invertebrate |
| Unassigned Picornaviridae | | invertebrate, vertebrate |
| Unassigned Pospiviroidae | | plant |
| Unassigned Potyviridae | | plant |
| Unassigned Pseudoviridae | | fungus, invertebrate, plant, protozoa |
| Unassigned Reoviridae | | fungus, invertebrate |
| Unassigned Retroviridae | | vertebrate |
| Unassigned Rhabdoviridae | | plant, vertebrate |
| Unassigned Secoviridae | | plant |
| Unassigned ssDNA virus | | bacteria, protozoa |
| Unassigned ssRNA satellite viruses | | invertebrate |
| Unassigned ssRNA+ virus | | fungus, plant, protozoa |
| Unassigned ssRNA- virus | | plant |
| Unassigned Togaviridae | | vertebrate |
| Unassigned Tombusviridae | | plant |
| Unassigned Totiviridae | | plant, fungus, protozoa |
| Unassigned Tymoviridae | | plant |
| Unassigned Virgaviridae | | plant |
| Unassigned viroid | | plant |
| Unassigned virus | | fungus, plant, protozoa |
| Varicosavirus | | plant |
| Vesiculovirus | | vertebrate |
| Vesivirus | | vertebrate |
| Victorivirus | | fungus |
| Vitivirus | | plant |
| Waikavirus | | plant |
| Zeavirus | | plant |
| Zetatorquevirus | | vertebrate |
