
Viruses
Viruses
A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all types of life forms, from animals and plants to microorganisms, including bacteria and archaea. Since Dmitri Ivanovsky's 1892 article describing a non-bacterial pathogen infecting tobacco plants and the discovery of the tobacco mosaic virus by Martinus Beijerinck in 1898, more than 6,000 virus species have been described in detail of the millions of types of viruses
57 branches of this kingdom, most-observed first

Negarnaviricota
phylumNegarnaviricota

picornavirus supergroup
phylumPisuviricota

Nucleocytoviricota
phylumNucleocytoviricota

Kitrinoviricota
phylumKitrinoviricota

Polydnaviriforms
familyPolydnaviriformidae

Cressdnaviricota
phylumCressdnaviricota

Cossaviricota
phylumCossaviricota

Herpesviruses
phylumPeploviricota

Artverviricota
phylumArtverviricota

Naldaviricetes
classNaldaviricetes

Tailed bacteriophages
phylumUroviricota

Duplornaviricota
phylumDuplornaviricota

Pospiviroidae
familyPospiviroidae
Birnaviridae
familyBirnaviridae
Alphasatellites
familyAlphasatellitidae
Ampullaviridae
familyAmpullaviridae
Bicaudaviridae
familyBicaudaviridae
Clavaviridae
familyClavaviridae
Fuselloviridae
familyFuselloviridae
Globuloviridae
familyGlobuloviridae
Guttaviridae
familyGuttaviridae
Halspiviridae
familyHalspiviridae
Ovaliviridae
familyOvaliviridae
Plasmaviridae
familyPlasmaviridae
Portogloboviridae
familyPortogloboviridae
Spiraviridae
familySpiraviridae
Thaspiviridae
familyThaspiviridae
Tolecusatellites
familyTolecusatellitidae
Dinodnavirus
genusDinodnavirus
Rhizidiovirus
genusRhizidiovirus
Dividoviricota
phylumDividoviricota
Hofneiviricota
phylumHofneiviricota
Lenarviricota
phylumLenarviricota

Phixviricota
phylumPhixviricota
Preplasmiviricota
phylumPreplasmiviricota
Saleviricota
phylumSaleviricota
Avsunviroidae
familyAvsunviroidae
Taleaviricota
phylumTaleaviricota
Permutotetraviridae
familyPermutotetraviridae
Ambiviricota
phylumAmbiviricota
Artimaviricota
phylumArtimaviricota
Commensaviricota
phylumCommensaviricota
Orpoviricetes
classOrpoviricetes
Bartogtaviriformidae
familyBartogtaviriformidae
Brachygtaviriformidae
familyBrachygtaviriformidae
Eurekaviridae
familyEurekaviridae
Huangdiviridae
familyHuangdiviridae
Itzamnaviridae
familyItzamnaviridae
Nipumfusiviridae
familyNipumfusiviridae
Obscuriviridae
familyObscuriviridae
Polymycoviridae
familyPolymycoviridae
Rhodogtaviriformidae
familyRhodogtaviriformidae
Tonesaviridae
familyTonesaviridae
Produgelaviricota
phylumProdugelaviricota

Kolmioviridae
familyKolmioviridae
Calorviricota
phylumCalorviricota
Tombendovirales
orderTombendovirales
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Viruses in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 131236.