:''This is a list of biological virus families and subfamilies. See also

Comparison of computer viruses The compilation of a unified list of computer viruses is made difficult because of naming. To aid the fight against computer viruses and other types of malicious software, many security advisory organizations and developers of anti-virus software ...

'' This is an alphabetical list of biological

virus A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria and archaea. Since Dmitri Ivanovsky's 1 ...

families and subfamilies; it includes those families and subfamilies listed by the ICTV 2020 report. *For a list of individual species, see

List of virus species This is a list of all virus species, including satellites and viroids. Excluded are other ranks, and other non-cellular life such as prions. Also excluded are common names and obsolete names for viruses. * For a list of virus families and subfa ...

. *For a list of virus genera, see

List of virus genera :''This is a list of genera of biological viruses. See also Comparison of computer viruses.'' This is an alphabetical list of genera of biological viruses. It includes all genera and subgenera of viruses listed by the International Committee on ...

. * For a list of virus realms, subrealms, kingdoms, subkingdoms, phyla, subphyla, classes, subclasses, orders, and suborders, see

List of higher virus taxa :''This is a list of biological virus upper-level taxa. See also Comparison of computer viruses'' This is an alphabetical list of biological virus higher taxa. It includes those taxa above Family (biology), family, ranging from Realm (virology), r ...

Families

A

* '' Abyssoviridae'' * ''

Ackermannviridae ''Ackermannviridae'' is a family of viruses in the order ''Caudovirales''. Gammaproteobacteria in the phylum Pseudomonadota serve as natural hosts. There are 2 subfamilies, 10 genera, and 63 species in the family. Etymology The family's name, ' ...

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Adenoviridae Adenoviruses (members of the family ''Adenoviridae'') are medium-sized (90–100 nm), nonenveloped (without an outer lipid bilayer) viruses with an icosahedral nucleocapsid containing a double-stranded DNA genome. Their name derives from the ...

'' * '' Adintoviridae'' * '' Aliusviridae'' * ''

Alloherpesviridae ''Alloherpesviridae'' is a family of viruses in the order ''Herpesvirales''. This family includes the species that infect fish and amphibians. Phylogenetic studies have confirmed the validity of this family and suggest that it may be divided in ...

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Alphaflexiviridae ''Alphaflexiviridae'' is a family of viruses in the order ''Tymovirales''. Plants and fungi serve as natural hosts. There are 65 species in this family, assigned to six genera. Diseases associated with this family include: mosaic and ringspot sy ...

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Alphasatellitidae ''Alphasatellites'' are a single-stranded DNA family of satellite viruses that depend on the presence of another virus (helper viruses) to replicate their genomes. As such, they have minimal genomes with very low genomic redundancy. The genome is ...

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Alphatetraviridae ''Alphatetraviridae'' is a family of viruses. Moths and butterflies serve as natural hosts. There are two genera in the family. Infection outcome varies from unapparent to lethal. Taxonomy The following genera are assigned to the family: *''Be ...

'' * ''

Alvernaviridae ''Alvernaviridae'' is a family of non-enveloped positive-strand RNA viruses. Dinoflagellates serve as natural hosts. There is one genus in this family, ''Dinornavirus'', which contains one species: ''Heterocapsa circularisquama RNA virus 01''. D ...

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Amalgaviridae ''Amalgaviridae'' is a family of double-stranded RNA viruses. Member viruses infect plants and are transmitted vertically via seeds. The name derives from ''amalgam'' (blend, mix) which refers to amalgaviruses possessing characteristics of both ...

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Amnoonviridae ''Tilapia tilapinevirus'', or Tilapia lake virus (TiLV), is a negative-strand RNA virus that infects both wild and aquacultured populations of tilapia. It is the only species in the monotypic genus ''Tilapinevirus'', which in turn is the only ge ...

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Ampullaviridae ''Ampullaviridae'' is a family of viruses that infect archaea of the genus '' Acidianus''. Only one genus in this family has been described, ''Bottigliavirus'', which contains three species. The name of the family and genus is derived from the ...

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Anelloviridae ''Anelloviridae'' is a family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is t ...

'' * '' Arenaviridae'' * ''

Arteriviridae ''Arteriviridae'' is a family of enveloped, positive-strand RNA viruses in the order ''Nidovirales'' which infect vertebrates. Host organisms include equids, pigs, Possums, nonhuman primates, and rodents. The family includes, for example, equ ...

'' * ''

Artoviridae ''Artoviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Barnacles, copepods, odonates, parasitoid wasps, pile worms, and woodlice serve as natural hosts. The group name derives from ''art''hr''o''pod the p ...

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Ascoviridae ''Ascoviridae'' is a family of double strand DNA viruses that infect primarily invertebrates, mainly noctuids and spodoptera species; it contains two genera, ''Ascovirus'', which contains three species, and ''Toursvirus'' with a single species ' ...

'' * '' Asfarviridae'' * ''

Aspiviridae ''Aspiviridae'', formerly ''Ophioviridae'', is a family of segmented negative-strand RNA viruses which infect plants. Member viruses are characterized by an elongated and highly filamentous and flexible nucleocapsid with helical symmetry. It is ...

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Astroviridae ''Astroviridae'' is a family of non-enveloped ssRNA viruses that cause infections in different animals. The family name is derived from the Greek word ''astron'' ("star") referring to the star-like appearance of spikes projecting from the surface ...

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Atkinsviridae ''Atkinsviridae'' is a family of RNA viruses, which infect prokaryote A prokaryote () is a single-celled organism that lacks a nucleus and other membrane-bound organelles. The word ''prokaryote'' comes from the Greek πρό (, 'before') and � ...

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Autographiviridae ''Autographiviridae'' is a family of viruses in the order ''Caudovirales''. Bacteria serve as natural hosts. There are 373 species in this family, assigned to 9 subfamilies and 133 genera. History Since the 1990s, the term "T7 supergroup" has be ...

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Avsunviroidae The ''Avsunviroidae'' are a family of viroids. There are four species in three genera (''Avsunviroid'', ''Elaviroid'' and ''Pelamoviroid''). They consist of RNA genomes between 246 and 375 nucleotides in length. They are single-stranded covalent ...

B

* ''

Bacilladnaviridae ''Bacilladnaviridae'' is a family of single-stranded DNA viruses that primarily infect diatoms. Characteristics The genome of these viruses appears to be unique. It consists of a single molecule of covalently closed circular single stranded DNA ...

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Baculoviridae ''Baculoviridae'' is a family of viruses. Arthropods, among the most studied being Lepidoptera, Hymenoptera and Diptera, serve as natural hosts. Currently, 85 species are placed in this family, assigned to four genera. Baculoviruses are known ...

'' * '' Barnaviridae'' * ''

Belpaoviridae ''Semotivirus'' is the only genus of viruses in the family ''Belpaoviridae'' (formerly included in the family ''Metaviridae''). Species exist as retrotransposons in a eukaryotic host's genome. BEL/pao transposons are only found in animals. Spec ...

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Benyviridae ''Benyvirus'' is a genus of viruses, in the family ''Benyviridae''. Plant serve as natural hosts. There are four species in this genus. Diseases associated with this genus include: BNYVV: rhizomania. Taxonomy * ''Beet necrotic yellow vein viru ...

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Betaflexiviridae ''Betaflexiviridae'' is a family of viruses in the order ''Tymovirales''. Plants and fungi serve as natural hosts. There are 108 species in this family, assigned to 13 genera in two subfamilies. Diseases associated with this family include mosa ...

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Bicaudaviridae ''Bicaudaviridae'' is a family of hyperthermophilic archaeal viruses. Members of the genus ''Acidianus'' serve as natural hosts. There is only one genus (''Bicaudavirus'') and one species in this family: ''Acidianus two-tailed virus''. However, ...

'' * '' Bidnaviridae'' * ''

Birnaviridae ''Birnaviridae'' is a family of double-stranded RNA viruses. Salmonid fish, birds and insects serve as natural hosts. There are currently 11 species in this family, divided among seven genera. Diseases associated with this family include infect ...

'' * '' Blumeviridae'' * ''

Bornaviridae ''Bornaviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Horses, sheep, cattle, rodents, birds, reptiles, and humans serve as natural hosts. Diseases associated with bornaviruses include Borna disease, a fata ...

'' * '' Botourmiaviridae'' * ''

Bromoviridae ''Bromoviridae'' is a family of viruses. Plants serve as natural hosts. There are six genera in the family. Taxonomy The following genera are assigned to the family: * ''Alfamovirus'' * ''Anulavirus'' * ''Bromovirus'' * ''Cucumovirus'' * ''Ilar ...

C

* ''

Caliciviridae The ''Caliciviridae'' are a family of "small round structured" viruses, members of Class IV of the Baltimore scheme. Caliciviridae bear resemblance to enlarged picornavirus and was formerly a separate genus within the picornaviridae. They are p ...

'' * '' Carmotetraviridae'' * ''

Caulimoviridae ''Caulimoviridae'' is a family of viruses infecting plants. There are 94 species in this family, assigned to 11 genera. Viruses belonging to the family ''Caulimoviridae'' are termed double-stranded DNA (dsDNA) reverse-transcribing viruses (or pa ...

'' * '' Chaseviridae'' * ''

Chrysoviridae ''Chrysoviridae'' is a family of double-stranded RNA viruses. Members of the family are called chrysoviruses. Virology The capsid is about 35-40 nm in diameter. The genome In the fields of molecular biology and genetics, a genome is ...

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Chuviridae ''Chuviridae'' is a family of virus A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria ...

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Circoviridae ''Circoviridae'' is a family of DNA viruses. Birds and mammals serve as natural hosts. There are 101 species in this family, assigned to 2 genera. Diseases associated with this family include: PCV-2: postweaning multisystemic wasting syndrome; ...

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Clavaviridae ''Clavaviridae'' is a family of double-stranded viruses that infect archaea. This family was first described by the team led by D. Prangishvili in 2010. There is one genus in this family (''Clavavirus''). Within this genus, a single species has ...

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Closteroviridae ''Closteroviridae'' is a family of viruses. Plants serve as natural hosts. There are four genera and 59 species in this family, seven of which are unassigned to a genus. Diseases associated with this family include: yellowing and necrosis, parti ...

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Coronaviridae ''Coronaviridae'' is a family of enveloped, positive-strand RNA viruses which infect amphibians, birds, and mammals. The group includes the subfamilies ''Letovirinae'' and ''Orthocoronavirinae;'' the members of the latter are known as coronav ...

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Corticoviridae ''Corticovirus'' is a genus of viruses in the family '' Corticoviridae''. Corticoviruses are bacteriophages; that is, their natural hosts are bacteria. The genus contains two species. The name is derived from Latin ''cortex'', ''corticis'' (mea ...

'' * '' Cremegaviridae'' * '' Crepuscuviridae'' * ''

Cruliviridae Cruliviridae is a family of virus in the order of Bunyavirales. Unlike other families in the order, this family is unique in the sense that it is only used to contain crustacean Crustaceans (Crustacea, ) form a large, diverse arthropod taxon wh ...

'' * '' Curvulaviridae'' * ''

Cystoviridae ''Cystovirus'' is a genus of double-stranded RNA viruses which infects bacteria. It is the only genus in the family ''Cystoviridae.'' The name of the group c''ysto'' derives from Greek ''kystis'' which means bladder or sack. There are seven spec ...

D

* '' Deltaflexiviridae'' * '' Demerecviridae'' * ''

Dicistroviridae ''Dicistroviridae'' is a family of viruses in the order ''Picornavirales''. Invertebrates, including aphids, leafhoppers, flies, bees, ants, and silkworms, serve as natural hosts. There are 15 species in this family, assigned to three genera. ...

'' * '' Drexlerviridae'' * '' Duinviridae''

E

* ''

Endornaviridae ''Endornaviridae'' is a family of viruses. Plants, fungi, and oomycetes serve as natural hosts. There are 31 species in this family, assigned to 2 genera (''Alphaendornavirus'' and ''Betaendornavirus''). Members of ''Alphaendornavirus'' infect p ...

'' * '' Euroniviridae''

F

* ''

Fiersviridae ''Fiersviridae'' is a family of positive-strand RNA viruses which infect prokaryotes. Bacteria serve as the natural host. They are small viruses with linear, positive-sense, single-stranded RNA genomes that encode four proteins. All phages of th ...

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Filoviridae ''Filoviridae'' () is a family of single-stranded negative-sense RNA viruses in the order ''Mononegavirales''. Two members of the family that are commonly known are Ebola virus and Marburg virus. Both viruses, and some of their lesser known re ...

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Fimoviridae ''Emaravirus'' is a genus of negative-strand RNA viruses which infect plants. The plant virus group is the sole genus in the family ''Fimoviridae''. The genus has 21 species. Structure Virions of this genus are between 80 and 100 nm and co ...

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Finnlakeviridae ''Finnlakeviridae'' is a family of bacterial viruses that is not assigned to any higher taxonomic ranks. The family contains a single genus, ''Finnlakevirus'', which contains a single species, ''Flavobacterium virus FLiP''. This virus was isol ...

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Flaviviridae ''Flaviviridae'' is a family of enveloped positive-strand RNA viruses which mainly infect mammals and birds. They are primarily spread through arthropod vectors (mainly ticks and mosquitoes). The family gets its name from the yellow fever virus ...

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Fuselloviridae ''Fuselloviridae'' is a family of viruses. Sulfolobus species, specifically shibatae, solfataricus, and islandicus, serve as natural hosts. There are two genera and nine species in the family. The ''Fuselloviridae'' are ubiquitous in high-tempe ...

G

* '' Gammaflexiviridae'' * ''

Geminiviridae ''Geminiviridae'' is a family of plant viruses that encode their genetic information on a circular genome of single-stranded (ss) DNA. There are 520 species in this family, assigned to 14 genera. Diseases associated with this family include: bri ...

'' * '' Genomoviridae'' * ''

Globuloviridae ''Globuloviridae'' is a family of hyperthermophilic archaeal viruses. Crenarchaea of the genera Pyrobaculum and Thermoproteus In alpha taxonomy, taxonomy, ''Thermoproteus'' is a genus (biology), genus of the Thermoproteaceae. These prokaryot ...

'' * '' Gresnaviridae'' * '' Guelinviridae'' * ''

Guttaviridae ''Guttaviridae'' is a family of viruses. Archaea serve as natural hosts. There are two genera in this family, containing one species each. The name is derived from the Latin ''gutta'', meaning 'droplet'.Mochizuki T, Sako Y, Prangishvili D (2011) ...

H

* ''

Halspiviridae ''Halspiviridae'' is a family of viruses that consists of a single genus, ''Salterprovirus'', which consists of a single recognised species; ''Salterprovirus His1'' (hereafter, 'His1'). This virus was isolated from hypersaline water in Australi ...

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Hantaviridae ''Hantaviridae'' is a family of viruses in the order ''Bunyavirales''. It is named for the Hantan River area in South Korea where an early outbreak of one of its species was observed. Taxonomy * '' Actantavirinae'' ** '' Actinovirus'' * '' Agan ...

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Hepadnaviridae ''Hepadnaviridae'' is a family of viruses. Humans, apes, and birds serve as natural hosts. There are currently 18 species in this family, divided among 5 genera. Its best-known member is hepatitis B virus. Diseases associated with this family i ...

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Hepeviridae ''Hepeviridae'' is a family of viruses. Human, pig, wild boar, sheep, cow, camel, monkey, some rodents, bats and chickens serve as natural hosts. There are two genera in the family. Diseases associated with this family include: hepatitis; high m ...

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Herelleviridae ''Herelleviridae'' is a family of bacterial viruses of the order ''Caudovirales'' infecting members of the phylum Firmicutes. The family has five subfamilies, 33 genera and 92 species. __TOC__ Etymology The family's name, ''Herelle'' is in hono ...

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Herpesviridae ''Herpesviridae'' is a large family of DNA viruses that cause infections and certain diseases in animals, including humans. The members of this family are also known as herpesviruses. The family name is derived from the Greek word ''ἕρπειν ...

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Hypoviridae ''Hypovirus'' is a genus of viruses, in the family ''Hypoviridae''. Fungi serve as natural hosts. There are four species in this genus. Infection reduces the virulence of its parasitic host, making it a hyperparasite useful for blight control. ...

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Hytrosaviridae ''Hytrosaviridae'' is a family of double-stranded DNA viruses that infect insects.Abd-Alla A, Vlak J, Bergoin M, Maruniak J, Parker A, Burand J, Jehle J, Boucias D and Hytrosavirus Study Group of the ICTV (2009) ''Hytrosaviridae'': a proposal fo ...

I

* ''

Iflaviridae ''Iflaviridae'' is a family of positive sense RNA viruses insect-infecting viruses. Some of the insects commonly infected by iflaviruses include aphids, leafhoppers, flies, bees, ants, silkworms and wasps. The name "Ifla" is derived from the ...

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Inoviridae Filamentous bacteriophage is a family of viruses (''Inoviridae'') that infect bacteria. The phages are named for their filamentous shape, a worm-like chain (long, thin and flexible, reminiscent of a length of cooked spaghetti), about 6 nm ...

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Iridoviridae ''Iridoviridae'' is a family of viruses with double-stranded DNA genomes. Amphibians, fish, and invertebrates such as arthropods serve as natural hosts. There are currently 22 species in this family, divided among two subfamilies and seven gener ...

K

* '' Kitaviridae'' * ''

Kolmioviridae ''Ribozyviria'' is a Realm (virology), realm of Satellite (biology), satellite nucleic acids. Established in International Committee on Taxonomy of Viruses, ICTV TaxoProp 2020.012D, the realm is named after the presence of genomic and antigenomic ...

L

* ''

Lavidaviridae Virophages are small, double-stranded DNA viral phages that require the co-infection of another virus. The co-infecting viruses are typically giant viruses. Virophages rely on the viral replication factory of the co-infecting giant virus for th ...

'' * '' Leishbuviridae'' * ''

Lipothrixviridae ''Lipothrixviridae'' is a family of viruses in the order ''Ligamenvirales''. Thermophilic archaea in the phylum Thermoproteota serve as natural hosts. There are 11 species in this family, assigned to 4 genera. The genus Janekovic, D., Wunderl S ...

'' * '' Lispiviridae''

M

* ''

Malacoherpesviridae ''Malacoherpesviridae'' is a family of DNA viruses in the order ''Herpesvirales''. Molluscs serve as natural hosts, making members of this family the only known herpesviruses to infect invertebrates. There are currently only two species recognise ...

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Marnaviridae ''Marnaviridae'' is a family of positive-stranded RNA viruses in the order ''Picornavirales''. The first species of this family that was isolated is ''Heterosigma akashiwo RNA virus'' (HaRNAV) in the genus '' Marnavirus'', that infects the tox ...

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Marseilleviridae ''Marseilleviridae'' is a family of viruses first named in 2012. The genomes of these viruses are double-stranded DNA. Amoeba are often hosts, but there is evidence that they are found in humans as well. The family contains one genus and four ...

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Matonaviridae ''Rubivirus'' is a genus of virus A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, including bacteria an ...

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Matshushitaviridae ''Hukuchivirus'' is a genus of double-stranded DNA viruses that infect thermophilic bacteria. The genus was previously named ''Gammasphaerolipovirus''. Taxonomy The genus contains the following species: * ''Hukuchivirus IN93'' * ''Hukuchivirus ...

'' * '' Mayoviridae'' * '' Medioniviridae'' * ''

Megabirnaviridae ''Megabirnaviridae'' is a family of double-stranded RNA viruses with one genus ''Megabirnavirus'' which infects fungi. The group name derives from member's ''bi''partite ds''RNA'' genome and ''mega'' that is greater genome size (16 kbp) than fa ...

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Mesoniviridae ''Mesoniviridae'' is a family of enveloped, positive-strand RNA viruses in the order ''Nidovirales'' which infect mosquitoes. The family is named after the size of the genomes relative to other nidoviruses, with ''meso-'' coming from the Greek w ...

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Metaviridae ''Metaviridae'' is a family of viruses which exist as Ty3-gypsy LTR retrotransposons in a eukaryotic host's genome. They are closely related to retroviruses: members of the family ''Metaviridae'' share many genomic elements with retroviruses, in ...

'' * '' Metaxyviridae'' * ''

Microviridae ''Microviridae'' is a family of bacteriophages with a single-stranded DNA genome. The name of this family is derived from the ancient Greek word (), meaning "small". This refers to the size of their genomes, which are among the smallest of the ...

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Mimiviridae ''Mimiviridae'' is a family of viruses. Amoeba and other protists serve as natural hosts. The family is divided in up to 4 subfamilies., UCPMS ID: 1889607PDF/ref> Fig. 4 and §Discussion: "Considering that tupanviruses comprise a sister gr ...

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Mitoviridae ''Mitovirus'' is a genus of positive-strand RNA viruses, in the family ''Mitoviridae''. Fungi serve as natural hosts. There are five species in the genus. Structure Mitoviruses have no true virion. They do not have structural proteins or a caps ...

'' * '' Mononiviridae'' * ''

Mymonaviridae ''Mymonaviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales'', which infect fungi. Fungi serve as natural hosts. The name is a portmanteau of Ancient Greek ''my''co, which means fungus, and ''mo''noneg''a''virale ...

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Myoviridae ''Myoviridae'' is a family of bacteriophages in the order ''Caudovirales''. Bacteria and archaea serve as natural hosts. There are 625 species in this family, assigned to eight subfamilies and 217 genera. Subdivisions The subfamily ''Tevenvirinae ...

'' * '' Mypoviridae'' * '' Myriaviridae''

N

* ''

Nairoviridae ''Nairoviridae'' is a family of viruses in the order ''Bunyavirales ''Bunyavirales'' is an order of segmented negative-strand RNA viruses with mainly tripartite genomes. Member viruses infect arthropods, plants, protozoans, and vertebrates. I ...

'' * '' Nanghoshaviridae'' * '' Nanhypoviridae'' * ''

Nanoviridae ''Nanoviridae'' is a family of viruses. Plants serve as natural hosts. There are currently 12 species in this family, divided among 2 genera and one unassigned species. Diseases associated with this family include: stunting. Their name is derive ...

'' * '' Narnaviridae'' * '' Natareviridae'' * '' Nimaviridae'' * ''

Nodaviridae ''Nodaviridae'' is a family of nonenveloped positive-strand RNA viruses. Vertebrates and invertebrates serve as natural hosts. Diseases associated with this family include: viral encephalopathy and retinopathy in fish. There are nine species in ...

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Nudiviridae This category is for articles about virus families (or redirects to such articles). There should be no subcategories. families Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (b ...

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Nyamiviridae ''Nyamiviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Ecdysozoa and birds serve as natural hosts. The name is a portmanteau of ''Nya''manini Pan (place of isolation of type species Nyamanini virus in Sou ...

O

* '' Olifoviridae'' * ''

Orthomyxoviridae ''Orthomyxoviridae'' (from Greek language, Greek ὀρθός, ''orthós'' 'straight' + μύξα, ''mýxa'' 'mucus') is a family of negative-sense single-stranded RNA virus, negative-sense RNA viruses. It includes seven genus, genera: ''Influenza ...

'' * '' Ovaliviridae''

P

* ''

Papillomaviridae ''Papillomaviridae'' is a family of non- enveloped DNA viruses whose members are known as papillomaviruses. Several hundred species of papillomaviruses, traditionally referred to as "types", have been identified infecting all carefully inspected ...

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Paramyxoviridae ''Paramyxoviridae'' (from Ancient Greek, Greek ''para-'' “by the side of” and ''myxa'' “mucus”) is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Vertebrates serve as natural hosts. Diseases associated with this ...

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Partitiviridae ''Partitiviridae'' is a family of double-stranded RNA viruses. Plants, fungi, and protozoa serve as natural hosts. It has been suggested that they can also infect bacteria. The name comes from the Latin ''partitius,'' which means divided, and ...

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Parvoviridae Parvoviruses are a family of animal viruses that constitute the family ''Parvoviridae''. They have linear, single-stranded DNA (ssDNA) genomes that typically contain two genes encoding for a replication initiator protein, called NS1, and the pr ...

'' * '' Paulinoviridae'' * ''

Peribunyaviridae ''Peribunyaviridae'' is a family of viruses in the order ''Bunyavirales''. Its name partially derives from Bunyamwera, Uganda, where the founding species was first isolated. Unclassifed viruses A number of viruses that belong to this family ha ...

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Permutotetraviridae ''Permutotetraviridae'' is a family of viruses A virus is a submicroscopic infectious agent that replicates only inside the living cells of an organism. Viruses infect all life forms, from animals and plants to microorganisms, includ ...

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Phasmaviridae Phasmaviridae is a family of viruses with negative stranded RNA genomes associated with insect hosts. They are a member of the order ''Bunyavirales''. Phasmaviruses were first discovered in phantom midges of the genus '' Chaoborus'' in 2014. T ...

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Phenuiviridae ''Phenuiviridae'' is a family of negative-strand RNA viruses in the order ''Bunyavirales''. Ruminants, camels, humans, and mosquitoes serve as natural hosts. Member genus ''Phlebovirus'' is the only genus of the family that has viruses that cause ...

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Phycodnaviridae ''Phycodnaviridae'' is a family of large (100–560 kb) double-stranded DNA viruses that infect marine or freshwater eukaryotic algae. Viruses within this family have a similar morphology, with an icosahedral capsid (polyhedron with 20 fac ...

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Picobirnaviridae ''Picobirnavirus'' is a genus of double-stranded RNA viruses. It is the only genus in the family ''Picobirnaviridae''. Although amniotes, especially mammals, were thought to serve as hosts, it has been recently suggested that these viruses migh ...

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Picornaviridae Picornaviruses are a group of related nonenveloped RNA viruses which infect vertebrates including fish, mammals, and birds. They are viruses that represent a large family of small, positive-sense, single-stranded RNA viruses with a 30 nm i ...

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Plasmaviridae ''Plasmaviridae'' is a family of bacteria-infecting viruses. '' Acholeplasma'' species serve as natural hosts. There is one genus in the family, ''Plasmavirus'', which contains one species: ''Acholeplasma virus L2''. All viruses known in this f ...

'' * '' Plectroviridae'' * ''

Pleolipoviridae ''Pleolipoviridae'' is a family of DNA virus A DNA virus is a virus that has a genome made of deoxyribonucleic acid (DNA) that is replicated by a DNA polymerase. They can be divided between those that have two strands of DNA in their genome, ...

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Pneumoviridae ''Pneumoviridae'' (from Greek pneumo-, lung, -viridae, virus from Latin, poison, slimy liquid) is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Humans, cattle, and rodents serve as natural hosts. Respiratory tract inf ...

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Podoviridae ''Podoviridae'' is a family of bacteriophage in the order ''Caudovirales'' often associated with T-7 like phages. There are 130 species in this family, assigned to 3 subfamilies and 52 genera. This family is characterized by having very short, n ...

'' * '' Polycipiviridae'' * ''

Polydnaviridae A polydnavirus (PDV) is a member of the family ''Polydnaviridae'' of insect viruses. There are two genera in the family: ''Bracovirus'' and ''Ichnovirus''. Polydnaviruses form a symbiotic relationship with parasitoid wasps; (ichnoviruses (IV) o ...

'' * '' Polymycoviridae'' * ''

Polyomaviridae ''Polyomaviridae'' is a family of viruses whose natural host (biology), hosts are primarily mammals and birds. As of 2020, there are six recognized genera and 117 species, five of which are unassigned to a genus. 14 species are known to infect hu ...

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Portogloboviridae ''Portogloboviridae'' is a family of DNA viruses that infect archaea. It is a proposed family of the realm ''Varidnaviria''. Viruses in the family are related to '' Halopanivirales''.The references cited in this article refer to ''Sphaerolipoviri ...

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Pospiviroidae The Pospiviroidae are a family of viroids, including the first viroid to be discovered, PSTVd. Their secondary structure is key to their biological activity. The classification of this family is based on differences in the conserved central re ...

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Potyviridae ''Potyviridae'' is a family of positive-strand RNA viruses that encompasses more than 30% of known plant viruses, many of which are of great agricultural significance. The family has 12 genera and 235 species, three of which are unassigned to a ...

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Poxviridae ''Poxviridae'' is a family of double-stranded DNA viruses. Vertebrates and arthropods serve as natural hosts. There are currently 83 species in this family, divided among 22 genera, which are divided into two subfamilies. Diseases associated wit ...

'' * ''

Pseudoviridae ''Pseudoviridae'' is a family of viruses, which includes three genera. Viruses of the family are actually LTR retrotransposons of the Ty1-copia family. They replicate via structures called virus-like particles (VLPs). VLPs are not infectious l ...

Q

* '' Qinviridae'' * ''

Quadriviridae ''Quadriviridae'' is a family of double-stranded RNA viruses with a single genus ''Quadrivirus''. The fungi ''Rosellinia necatrix'' serves as a natural host. The name of the group derives from the ''quadri''partite genome of its members where i ...

R

* '' Redondoviridae'' * ''

Reoviridae ''Reoviridae'' is a family of double-stranded RNA viruses. Member viruses have a wide host range, including vertebrates, invertebrates, plants, protists and fungi. They lack lipid envelopes and package their segmented genome within multi-layered ...

'' * ''

Retroviridae A retrovirus is a type of virus that inserts a DNA copy of its RNA genome into the DNA of a host cell that it invades, thus changing the genome of that cell. Once inside the host cell's cytoplasm, the virus uses its own reverse transcriptase e ...

'' * ''

Rhabdoviridae ''Rhabdoviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales''. Vertebrates (including mammals and humans), invertebrates, plants, fungi and protozoans serve as natural hosts. Diseases associated with member virus ...

'' * ''

Roniviridae ''Okavirus'' is a genus of enveloped positive-strand RNA viruses which infect crustaceans. Host organisms are mostly shrimp. It is the only genus in the family ''Roniviridae''. Viruses associated with the genus include: gill-associated virus (G ...

'' * '' Rountreeviridae'' * ''

Rudiviridae ''Rudiviridae'' is a family of viruses with linear double stranded DNA genomes that infect archaea. The viruses of this family are highly thermostable and can act as a template for site-selective and spatially controlled chemical modification. Fu ...

S

* '' Salasmaviridae'' * '' Sarthroviridae'' * '' Schitoviridae'' * ''

Secoviridae ''Secoviridae'' is a family of viruses in the order ''Picornavirales''. Plants serve as natural hosts. There are 8 genera and 86 species in this family, one of which is unassigned to a genus. The family was created in 2009 with the grouping of f ...

'' * ''

Simuloviridae ''Yingchengvirus'' is a genus of double stranded DNA viruses that infect haloarchaea. The genus was previously named ''Betasphaerolipovirus''. Taxonomy The genus contains the following species: * '' Yingchengvirus HJIV1'' * '' Yingchengvirus NV ...

'' * '' Sinhaliviridae'' * ''

Siphoviridae ''Siphoviridae'' is a family of double-stranded DNA viruses in the order ''Caudovirales''. Bacteria and archaea serve as natural hosts. There are 1,166 species in this family, assigned to 366 genera and 22 subfamilies. The characteristic structu ...

'' * '' Smacoviridae'' * ''

Solemoviridae ''Solemoviridae'' is a family of non-enveloped, positive-strand RNA viruses which infect plants. ''Solemoviridae'' is a member of the order ''Sobelivirales''. Structure Member viruses are non-enveloped and have a viral capsid with T=3 symmet ...

'' * '' Solinviviridae'' * '' Solspiviridae'' * ''

Sphaerolipoviridae This category is for articles about virus families (or redirects to such articles). There should be no subcategories. families Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (b ...

'' * ''

Spiraviridae ''Spiraviridae'' is a family of viruses that replicate in hyperthermophilic archaea of the genus ''Aeropyrum'', specifically ''Aeropyrum pernix''. The family contains one genus, ''Alphaspiravirus'', which contains one species, ''Aeropyrum coil-sh ...

'' * '' Steitzviridae'' * ''

Sunviridae ''Sunviridae'' is a family of negative-strand RNA viruses in the order ''Mononegavirales.'' Snakes serve as natural hosts. The family includes the single genus ''Sunshinevirus'' which includes the single species ''Reptile sunshinevirus 1''.The f ...

T

* '' Tectiviridae'' * '' Thaspiviridae'' * ''

Tobaniviridae ''Tobaniviridae'' is a family of enveloped, positive-strand RNA viruses in the order '' Nidovirales'' which infect vertebrates. Host organisms include mammals, fish, and snakes. The genome size of tobaniviruses ranges from 20 to 32 kilobases. The ...

'' * ''

Togaviridae This category is for articles about virus families (or redirects to such articles). There should be no subcategories. families Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity ( ...

'' * ''

Tolecusatellitidae ''Tolecusatellitidae'' is a family of biological satellites that is not assigned to any higher taxonomic ranks. The family contains two genera and 131 species. This family of viruses depend on the presence of another virus ( helper viruses) to ...

'' * ''

Tombusviridae ''Tombusviridae'' is a family of single-stranded positive sense RNA plant viruses. There are three subfamilies, 17 genera, and 95 species in this family. The name is derived from ''Tomato bushy stunt virus'' (TBSV). Genome All viruses in the f ...

'' * ''

Tospoviridae ''Orthotospovirus'' is a genus of Negative-strand RNA virus, negative-strand RNA viruses, in the family ''Tospoviridae'' of the order ''Bunyavirales,'' which infects plants. Tospoviruses take their name from the species ''Tomato spotted wilt, Toma ...

'' * ''

Totiviridae ''Totiviridae'' is a family of double-stranded RNA viruses. Giardia lamblia, leishmania, trichomonas vaginalis, and fungi serve as natural hosts. The name of the group derives from Latin ''toti'' which means undivided or whole. There are 28 spec ...

'' * ''

Tristromaviridae ''Tristromaviridae'' is a family of viruses. Archaea of the genera ''Thermoproteus'' and ''Pyrobaculum'' serve as natural hosts. ''Tristromaviridae'' is the sole family in the order ''Primavirales''. There are two genera and three species in the ...

'' * ''

Turriviridae ''Turriviridae'' is a family of viruses; it contains only one genus, ''Alphaturrivirus''. The archaea ''Sulfolobus solfataricus'' serve as natural hosts. There are two species in the genus ''Alphaturrivirus''. Taxonomy The genus contains the f ...

'' * ''

Tymoviridae ''Tymoviridae'' is a family of single-stranded positive sense RNA viruses in the order ''Tymovirales''. Plants serve as natural hosts. There are 42 species in this family, assigned to three genera, with two species unassigned to a genus. Taxono ...

V

* ''

Virgaviridae ''Virgaviridae'' is a family of positive-strand RNA viruses. Plants serve as natural hosts.Adams MJ, Antoniw JF, Kreuze J (2009) Virgaviridae: a new family of rod-shaped plant viruses. Arch Virol 154(12):1967–1972 The name of the family is der ...

W

* '' Wupedeviridae''

X

* '' Xinmoviridae''

Y

* '' Yueviridae''

Z

* '' Zobellviridae''

Subfamilies

A

*'' Actantavirinae'' *'' Agantavirinae'' *'' Aglimvirinae'' *''

Alphaherpesvirinae ''Alphaherpesvirinae'' is a subfamily of viruses in the family ''Herpesviridae'', primarily distinguished by reproducing more quickly than other subfamilies in the ''Herpesviridae''. In animal virology the most important herpesviruses belong to ...

'' *'' Alphairidovirinae'' *'' Alpharhabdovirinae'' *'' Arquatrovirinae'' *''

Avulavirinae ''Avulavirinae'' is a subfamily of viruses in the family ''Paramyxoviridae''. Members of the subfamily are collectively known as avulaviruses. All members of the subfamily primarily infect birds. ''Avulavirinae'' was previously recognized as the g ...

'' *'' Azeredovirinae''

B

*'' Bastillevirinae'' *'' Bclasvirinae'' *'' Beephvirinae'' *'' Beijerinckvirinae'' *''

Betaherpesvirinae ''Betaherpesvirinae'' is a subfamily of viruses in the order ''Herpesvirales'' and in the family ''Herpesviridae''. Mammals serve as natural hosts. There are 26 species in this subfamily, divided among 5 genera. Diseases associated with this sub ...

'' *''

Betairidovirinae ''Betairidovirinae'' is a subfamily of viruses in the family ''Iridoviridae'' that was established in 2016. It is one of two subfamilies within this family, the other being '' Alphairdovirinae''. Most species within the ''Betairidovirinae'' are h ...

'' *'' Betarhabdovirinae'' *'' Braunvirinae'' *'' Brockvirinae'' *'' Bronfenbrennervirinae'' *''

Bullavirinae ''Bullavirinae'' is a subfamily of viruses in the family ''Microviridae''. Enterobacteria serve as natural hosts. There are 14 species in this subfamily, organized into three genera. Taxonomy The following genera and species are recognized: * G ...

C

*'' Calvusvirinae'' *'' Ceronivirinae'' *'' Chebruvirinae'' *'' Chimanivirinae'' *''

Chordopoxvirinae ''Chordopoxvirinae'' is a subfamily of viruses in the family ''Poxviridae''. Humans, vertebrates, and arthropods serve as natural hosts. Currently, 52 species are placed in this subfamily, divided among 18 genera. Diseases associated with this s ...

'' *'' Cleopatravirinae'' *'' Cobavirinae'' *'' Colwellvirinae'' *''

Comovirinae ''Comovirinae'' is a subfamily of viruses in the order ''Picornavirales'', in the family ''Secoviridae''; its genera were formerly classified in the family ''Comoviridae''. Plants serve as natural hosts. There are 62 species in this subfamily, a ...

'' *'' Corkvirinae'' *'' Crocarterivirinae'' *'' Crustonivirinae'' *'' Cvivirinae''

D

*'' Dclasvirinae'' *'' Deejayvirinae'' *'' Denniswatsonvirinae'' *''

Densovirinae ''Densovirinae'' is a subfamily of single-stranded DNA viruses in the family ''Parvoviridae''. The subfamily has 11 recognized genera and 21 species. Densoviruses are known to infect members of insect orders ''Blattodea'', ''Diptera'', ''Hemipte ...

'' *'' Dolichocephalovirinae''

E

*'' Eekayvirinae'' *'' Emmerichvirinae'' *'' Enquatrovirinae'' *''

Entomopoxvirinae ''Entomopoxvirinae'' is a subfamily of viruses, in the family ''Poxviridae''. Insects, human, vertebrates, and arthropods serve as natural hosts. There are currently 31 species in this subfamily, divided among 4 genera with one species unassign ...

'' *'' Equarterivirinae'' *'' Ermolyevavirinae'' *'' Erskinevirinae'' *''

Eucampyvirinae ''Eucampyvirinae'' is a subfamily of viruses in the order ''Caudovirales'', in the family ''Myoviridae ''Myoviridae'' is a family of bacteriophages in the order '' Caudovirales''. Bacteria and archaea serve as natural hosts. There are 625 speci ...

F

*'' Firstpapillomavirinae'' *'' Fuhrmanvirinae''

G

*''

Gammaherpesvirinae ''Gammaherpesvirinae'' is a subfamily of viruses in the order ''Herpesvirales'' and in the family ''Herpesviridae''. Viruses in ''Gammaherpesvirinae'' are distinguished by reproducing at a more variable rate than other subfamilies of ''Herpesvir ...

'' *'' Gammarhabdovirinae'' *'' Geminialphasatellitinae'' *'' Gochnauervirinae'' *'' Gofosavirinae'' *''

Gokushovirinae ''Gokushovirinae'' is a subfamily of viruses in the family ''Microviridae ''Microviridae'' is a family of bacteriophages with a single-stranded DNA genome. The name of this family is derived from the ancient Greek word (), meaning "small". ...

'' *'' Gorgonvirinae'' *'' Guernseyvirinae'' *'' Gutmannvirinae''

H

*'' Hamaparvovirinae'' *'' Hendrixvirinae'' *'' Heroarterivirinae'' *'' Hexponivirinae'' *'' Humphriesvirinae'' *'' Hyporhamsavirinae''

J

*'' Jasinkavirinae''

K

*'' Krylovirinae''

L

*'' Langleyhallvirinae'' *''

Letovirinae ''Letovirinae'' is a subfamily of viruses within the family ''Coronaviridae'', where it is the only subfamily besides the more diverse ''Orthocoronavirinae'' (coronaviruses). ''Letovirinae'' contains one accepted genus, ''Alphaletovirus'', which ...

M

*'' Mammantavirinae'' *'' Markadamsvirinae'' *'' Mccleskeyvirinae'' *'' Mccorquodalevirinae'' *'' Mclasvirinae'' *'' Medionivirinae'' *'' Melnykvirinae'' *'' Metaparamyxovirinae'' *'' Migulavirinae'' *'' Molineuxvirinae'' *'' Mononivirinae''

N

*'' Nanoalphasatellitinae'' *'' Nclasvirinae'' *'' Nefertitivirinae'' *'' Northropvirinae'' *'' Nymbaxtervirinae''

O

*'' Okabevirinae'' *'' Okanivirinae'' *''

Orthocoronavirinae Coronaviruses are a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, they cause respiratory tract infections that can range from mild to lethal. Mild illnesses in humans include some cases of the c ...

'' *''

Orthoparamyxovirinae ''Orthoparamyxovirinae'' is a subfamily of viruses in the family ''Paramyxoviridae''. Most genera in the subfamily belonged to a previous subfamily, ''Paramyxovirinae'', which was abolished in 2015. The current subfamily, with those genera, was e ...

'' *''

Orthoretrovirinae ''Orthoretrovirinae'' is a subfamily of viruses belonging to ''Retroviridae'', a family of enveloped viruses that replicate in a host cell through the process of reverse transcription. The subfamily currently includes six genera, of which ''Lent ...

'' *'' Ounavirinae''

P

*''

Parvovirinae ''Parvovirinae'' is a subfamily of viruses in the family ''Parvoviridae''. There are ten genera and 84 species assigned to this subfamily. Taxonomy The following 10 genera are recognized: *'' Amdoparvovirus'' *'' Artiparvovirus'' *'' Aveparvovi ...

'' *'' Pclasvirinae'' *''

Peduovirinae ''Peduovirinae'' is a subfamily of viruses in the order ''Caudovirales'', in the family ''Myoviridae''. Bacteria serve as natural hosts. There are 76 species in this subfamily, assigned to 31 genera. Taxonomy The following genera are recognized: ...

'' *'' Petromoalphasatellitinae'' *''

Picovirinae ''Picovirinae'' is a subfamily of viruses in the order ''Caudovirales'', in the family ''Salasmaviridae''. Bacteria serve as natural hosts. There are two genera and seven species in this subfamily. Taxonomy The following genera and species are r ...

'' *''

Piscanivirinae ''Piscanivirinae'' is a virus subfamily of the family ''Tobaniviridae'' within the order ''Nidovirales'' which comprises different fish viruses. The virions have a viral envelope and a Positive-sense single-stranded RNA virus, positive-sense sing ...

'' *'' Pontosvirinae'' *'' Procedovirinae''

Q

*'' Queuovirinae'' *'' Quinvirinae''

R

*'' Rakietenvirinae'' *'' Regressovirinae'' *'' Remotovirinae'' *'' Repantavirinae'' *'' Reternivirinae'' *'' Rhodovirinae'' *'' Rodepovirinae'' *'' Rogunavirinae'' *'' Rothmandenesvirinae'' *''

Rubulavirinae ''Rubulavirinae'' is a subfamily of viruses in the family ''Paramyxoviridae''. Humans, apes, pigs, and dogs serve as natural hosts. There are currently 18 species in the two genera ''Orthorubulavirus'' and ''Pararubulavirus''. Diseases associated ...

S

*'' Sarlesvirinae'' *'' Secondpapillomavirinae'' *''

Sedoreovirinae ''Sedoreovirinae'' (''sedo'' = smooth) is a subfamily of the ''Reoviridae'' family of viruses. Viruses in this subfamily are distinguished by the absence of a turreted protein on the inner capsid to produce a smooth surface. Characteristics Like ...

'' *'' Sepvirinae'' *'' Serpentovirinae'' *''

Simarterivirinae ''Simarterivirinae'' is a subfamily of enveloped, positive-strand RNA viruses which infect vertebrate. The subfamily is in the family ''Arteriviridae'' and order ''Nidovirales''. The subfamily contains six genera. Structure Member viruses are ...

'' *'' Skryabinvirinae'' *'' Slopekvirinae'' *''

Spinareovirinae ''Spinareovirinae'' is a subfamily of double-stranded RNA viruses in the family ''Reoviridae''. Viruses in this group are distinguished by the presence of a turreted protein on the inner capsid. (''Spina'' = spiny or thorny in Latin.) Taxonomy ...

'' *'' Spounavirinae'' *''

Spumaretrovirinae ''Spumaretrovirinae'', commonly called spumaviruses (, Latin for "foam") or foamyviruses, is a subfamily of the ''Retroviridae'' family. ICTVMaster Species List 2018a v1MSL including all taxa updates since the 2017 release. Fall 2018 (MSL #33) Sp ...

'' *'' Studiervirinae''

T

*'' Tatarstanvirinae'' *'' Tempevirinae'' *''

Tevenvirinae ''Tevenvirinae'' is a subfamily of viruses in the order ''Caudovirales'', in the family ''Myoviridae''. Bacteria and archaea serve as natural hosts. There are 135 species in this subfamily, most included in 12 genera. Taxonomy The following gene ...

'' *'' Tiamatvirinae'' *''

Torovirinae ''Torovirus'' is a genus of enveloped, positive-strand RNA viruses in the order ''Nidovirales'' and family ''Tobaniviridae''. They primarily infect vertebrates, especially cattle, pigs, and horses. Diseases associated with this genus include ga ...

'' *'' Trabyvirinae'' *'' Trivirinae'' *'' Tunavirinae'' *'' Tunicanivirinae'' *'' Twarogvirinae'' *'' Twortvirinae'' *'' Tybeckvirinae''

V

*''

Variarterivirinae ''Variarterivirinae'' is a subfamily of enveloped, positive-strand RNA viruses which infect vertebrates. The subfamily is in the family ''Arteriviridae'' and order ''Nidovirales''. The subfamily contains three genera. Structure Member viruses ...

'' *'' Vequintavirinae''

Z

*'' Zealarterivirinae''

References

External links

{{Wikispecies, Virus
ICTV

Master Species Lists
at

International Committee on Taxonomy of Viruses The International Committee on Taxonomy of Viruses (ICTV) authorizes and organizes the taxonomic classification of and the nomenclatures for viruses. The ICTV has developed a universal taxonomic scheme for viruses, and thus has the means to app ...

(ICTV)

Families Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Ideall ...