Etymology of Taxon Names

The information below provides a list containing descriptions of the origins of ICTV taxon names starting at the rank of realm and going down to the rank of family. This information is derived from the proposals that were submitted when each taxon was created. Links to these proposals, links to ICTV report chapters, and links to publications (through PMIDs) are provided when available.

We thank Stuart Siddell for compiling this list of name origins. Etymological information for taxa below the rank of family, can be found in the relevant ICTV Online (10th) Report chapters. If you have any comments or corrections, please contact us by sending an email to info@ictv.global.

Filter the list of name origins using the selection options below:

Enter all or part of a taxon name (family rank or higher)

Riboviria

Taxon: Sobelivirales Rank: order
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales
Proposal: 2019.006G.zip

Etymology: from sobemovirus-like; the suffix -virales for order taxa

Taxon: Alvernaviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Alvernaviridae
Proposal: 2009.016a-iP.A.v7.Alvernaviridae.zip

Etymology: from the dinoflagellate host ( Heterocapsa circularisquama, a member of the Alveolata) and RNA for ribonucleic acid, referring to the ssRNA genome of viruses in the family; the suffix -viridae for family taxa

Taxon: Barnaviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Barnaviridae
Proposal: Ratification_1993.pdf
PubMed ID: 8030251

Etymology: from bacilliform-shaped virus and RNA for ribonucleic acid, referring to the morphology of virions and the genome of viruses in the family; the suffix -viridae for family taxa

Taxon: Solemoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Solemoviridae
Proposal: 2017.003P.A.v2.Solemoviridae.zip
Report Chapter: Solemoviridae

Etymology: from Sobemovirus (from Southern bean mosaic virus) and Polemovirus (from potato leafroll virus), two genera in the family; the suffix -viridae for family taxa

Taxon: Enamovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Solemoviridae | Enamovirus
Report Chapter: Solemoviridae
Taxon: Polemovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Solemoviridae | Polemovirus
Report Chapter: Solemoviridae
Taxon: Polerovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Solemoviridae | Polerovirus
Report Chapter: Solemoviridae
Taxon: Sobemovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Pisoniviricetes | Sobelivirales | Solemoviridae | Sobemovirus
Report Chapter: Solemoviridae
Taxon: Stelpaviricetes Rank: class
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes
Proposal: 2019.006G.zip

Etymology: from the names of the founding orders (Stellavirales, Patatavirales); the suffix -viricetes for class taxa

Taxon: Hypofuvirales Rank: order
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales
Proposal: 2025.012F.Uc.v3.Hypofuvirales_neworder.zip

Etymology: from Hypoviridae and Fusarviridae, referring to two families in the order; the suffix ‑virales for order taxa

Taxon: Fusariviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Fusariviridae
Proposal: 2021.001F.R.Fusariviridae_1newfam.zip
Report Chapter: Fusariviridae

Etymology: from Fusarium graminearum, the host of the first virus characterized in this family; the suffix -viridae for family taxa

Taxon: Alphafusarivirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Fusariviridae | Alphafusarivirus
Report Chapter: Fusariviridae
Taxon: Betafusarivirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Fusariviridae | Betafusarivirus
Report Chapter: Fusariviridae
Taxon: Gammafusarivirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Fusariviridae | Gammafusarivirus
Report Chapter: Fusariviridae
Taxon: Hypoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae
Proposal: Ratification_1993.pdf
Report Chapter: Hypoviridae
PubMed ID: 16593785

Etymology: from hypovirulence, referring to the fact that some members of the family can induce hypovirulence to host fungi; the suffix -viridae for family taxa

Taxon: Alphahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Alphahypovirus
Report Chapter: Hypoviridae
Taxon: Deltahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Deltahypovirus
Report Chapter: Hypoviridae
Taxon: Epsilonhypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Epsilonhypovirus
Report Chapter: Hypoviridae
Taxon: Etahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Etahypovirus
Report Chapter: Hypoviridae
Taxon: Gammahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Gammahypovirus
Report Chapter: Hypoviridae
Taxon: Thetahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Thetahypovirus
Report Chapter: Hypoviridae
Taxon: Zetahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Hypoviridae | Zetahypovirus
Report Chapter: Hypoviridae
Taxon: Parahypoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Parahypoviridae
Proposal: 2025.012F.Uc.v3.Hypofuvirales_neworder.zip

Etymology: from the Ancient Greek παρά (para), meaning "beside" and Hypoviridae, a sister taxon; the suffix ‑viridae for family taxa

Taxon: Betahypovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Hypofuvirales | Parahypoviridae | Betahypovirus
Report Chapter: Hypoviridae
Taxon: Patatavirales Rank: order
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales
Proposal: 2019.006G.zip

Etymology: from the Italian patata meaning "potato", referencing potato virus Y, a member of the taxon; the suffix -virales for order taxa

Taxon: Potyliviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyliviridae
Proposal: 2025.009F.Ac.v3.Potyliviridae_newfam.zip

Etymology: from poty-like , referring to the distant relationship to members of the family Potyviridae, in particular to viruses belonging to the genus Potyvirus; the suffix ‑viridae for family taxa

Taxon: Potyviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae
Proposal: Ratification_1993.pdf
Report Chapter: Potyviridae
PubMed ID: 2472047

Etymology: from potato virus Y, a member of the family; the suffix -viridae for family taxa

Taxon: Arepavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Arepavirus
Report Chapter: Potyviridae
Taxon: Bevemovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Bevemovirus
Report Chapter: Potyviridae
Taxon: Brambyvirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Brambyvirus
Report Chapter: Potyviridae
Taxon: Bymovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Bymovirus
Report Chapter: Potyviridae
Taxon: Celavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Celavirus
Report Chapter: Potyviridae
Taxon: Ipomovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Ipomovirus
Report Chapter: Potyviridae
Taxon: Macluravirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Macluravirus
Report Chapter: Potyviridae
Taxon: Poacevirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Poacevirus
Report Chapter: Potyviridae
Taxon: Potyvirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Potyvirus
Report Chapter: Potyviridae
Taxon: Roymovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Roymovirus
Report Chapter: Potyviridae
Taxon: Rymovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Rymovirus
Report Chapter: Potyviridae
Taxon: Tritimovirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Patatavirales | Potyviridae | Tritimovirus
Report Chapter: Potyviridae
Taxon: Stellavirales Rank: order
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Stellavirales
Proposal: 2019.006G.zip

Etymology: from the Latin stella, meaning "star", referrring to astroviruses, which are included in the taxon; the suffix -virales for order taxa

Taxon: Astroviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Stelpaviricetes | Stellavirales | Astroviridae
Proposal: ICTV 6th Report.pdf
Report Chapter: Astroviridae
PubMed ID: 15802951

Etymology: from the Greek astron, meaning "star", referring to the star-like appearance of spikes projecting from the surface of virions of viruses in the family; the suffix -viridae for family taxa

Taxon: Yadokarivirales Rank: order
Lineage: Riboviria | Orthornavirae | Pisuviricota | Yadokarivirales
Proposal: 2021.005F.R.Yadokarivirales_neworder.zip

Etymology: from the Japanese yadokari (やどかり, 宿借), meaning “room borrower", referring to the the lifestyle (hetero-encapsidation) of yadokariviruses; the suffix -virales for order taxa

Taxon: Yadokariviridae Rank: family
Lineage: Riboviria | Orthornavirae | Pisuviricota | Yadokarivirales | Yadokariviridae
Proposal: 2021.005F.R.Yadokarivirales_neworder.zip
Report Chapter: Yadokariviridae

Etymology: from the Japanese yadokari (やどかり, 宿借), meaning “room borrower", referring to the lifestyle (hetero-encapsidation) of viruses in the family; the suffix -viridae for family taxa

Taxon: Alphayadokarivirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Yadokarivirales | Yadokariviridae | Alphayadokarivirus
Report Chapter: Yadokariviridae
Taxon: Betayadokarivirus Rank: genus
Lineage: Riboviria | Orthornavirae | Pisuviricota | Yadokarivirales | Yadokariviridae | Betayadokarivirus
Report Chapter: Yadokariviridae
Taxon: Orpoviricetes Rank: class
Lineage: Riboviria | Orthornavirae | Orpoviricetes
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: from the Finnish orpo meaning orphan; the suffix -viricetes for class taxa

Taxon: Bormycovirales Rank: order
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Bormycovirales
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: from ormycovirus and the letter B, randomly selected; the suffix -virales for order taxa

Taxon: Alphaormycoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Bormycovirales | Alphaormycoviridae
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: from the Ancient Greek ἄλφα (álpha), the first letter of the Greek alphabet, and ormycovirus; the suffix -viridae for family taxa

Taxon: Deltaormycoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Bormycovirales | Deltaormycoviridae
Proposal: 2025.004F.Deltanormycoviridae_rename.zip

Etymology: fom the fourth Greek letter delta, the Finnish orpo, meaning “orphan” and the Greek mýkēs (myco), meaning “fungi”; the suffix ‑viridae for family taxa

Taxon: Formycovirales Rank: order
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Formycovirales
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: from ormycovirus and the letter F, randomly selected; the suffix -virales for order taxa

Taxon: Betaormycoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Formycovirales | Betaormycoviridae
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: from the Ancient Greek βῆτα (bêta), the second letter of the Greek alphabet, and ormycovirus; the suffix -viridae for family taxa

Taxon: Gammaormycoviridae Rank: family
Lineage: Riboviria | Orthornavirae | Orpoviricetes | Formycovirales | Gammaormycoviridae
Proposal: 2024.008F.Orpoviricetes_newclass.zip

Etymology: om the Ancient Greek γάμμα (gámma), the third letter of the Greek alphabet, and ormycovirus ; the suffix -viridae for family taxa

Taxon: Birnaviridae Rank: family
Lineage: Riboviria | Orthornavirae | Birnaviridae
Proposal: Ratification_1984.pdf
Report Chapter: Birnaviridae
PubMed ID: 6743022

Etymology: from the Latin bi meaning “two”, and RNA for ribonucleic acid, referring to the bisegmented nature of the genome, and the presence of dsRNA, in viruses of the family; the suffix -viridae for family taxa

Taxon: Aquabirnavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Aquabirnavirus
Report Chapter: Birnaviridae
Taxon: Avibirnavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Avibirnavirus
Report Chapter: Birnaviridae
Taxon: Blosnavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Blosnavirus
Report Chapter: Birnaviridae
Taxon: Dronavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Dronavirus
Report Chapter: Birnaviridae
Taxon: Entomobirnavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Entomobirnavirus
Report Chapter: Birnaviridae
Taxon: Ronavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Ronavirus
Report Chapter: Birnaviridae
Taxon: Telnavirus Rank: genus
Lineage: Riboviria | Orthornavirae | Birnaviridae | Telnavirus
Report Chapter: Birnaviridae
Taxon: Permutotetraviridae Rank: family
Lineage: Riboviria | Orthornavirae | Permutotetraviridae
Proposal: 2010.001a-qI.A.v4.Tetraviridae.zip
Report Chapter: Permutotetraviridae

Etymology: from the Latin permutare, meaninmg "to change thoroughly" and the Ancient Greek τετρα (tetra), the Greek cardinal 4, referring to the type of RdRP (replicase) whose active site is permuted and the T=4 capsid architecture of viruses in the family; the suffix -viridae for family taxa

Taxon: Pararnavirae Rank: kingdom
Lineage: Riboviria | Pararnavirae
Proposal: 2019.006G.zip

Etymology: from the Greek παρά (pará), meaning "besides" or "next to", and RNA for ribonucleic acid, referring to the second kingdom in the realm Riboviria ; the suffix -virae for kingdom taxa

Taxon: Artverviricota Rank: phylum
Lineage: Riboviria | Pararnavirae | Artverviricota
Proposal: 2019.006G.zip

Etymology: from reverse transcriptase when read backwards, referring to the mode of genome replication of viruses in the taxon; the suffix -viricota for phylum taxa

Taxon: Revtraviricetes Rank: class
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes
Proposal: 2019.006G.zip

Etymology: from reverse transcriptase, referring to the mode of genome replication of viruses in the taxon; the suffix -viricetes for class taxa

Taxon: Blubervirales Rank: order
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales
Proposal: 2019.006G.zip

Etymology: to honour Barry Blumberg for his role in hepatitis B research; the suffix -virales for order taxa

Taxon: Hepadnaviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae
Proposal: Ratification_1990.pdf
Report Chapter: Hepadnaviridae
PubMed ID: 4113490

Etymology: from the Greek hepar, meaning “liver” and DNA for deoxyribonucleic acid, referring to the infection of liver tissues and the deoxyribonucleic acid genome of viruses in the family; the suffix -viridae for family taxa

Taxon: Avihepadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae | Avihepadnavirus
Report Chapter: Hepadnaviridae
Taxon: Herpetohepadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae | Herpetohepadnavirus
Report Chapter: Hepadnaviridae
Taxon: Metahepadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae | Metahepadnavirus
Report Chapter: Hepadnaviridae
Taxon: Orthohepadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae | Orthohepadnavirus
Report Chapter: Hepadnaviridae
Taxon: Parahepadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Blubervirales | Hepadnaviridae | Parahepadnavirus
Report Chapter: Hepadnaviridae
Taxon: Ortervirales Rank: order
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales
Proposal: 2017.013D.A.v1.Ortervirales.zip

Etymology: from orter, an inversion of retro, which stands for reverse transcription, referring to the mode of genome replication of viruses in the taxon; the suffix -virales for order taxa

Taxon: Belpaoviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Belpaoviridae
Proposal: 2017.001D.A.v1.Belpaoviridae.zip
Report Chapter: Belpaoviridae

Etymology: from Drosophila melanogaster Bel virus and the Bombyx mori Pao virus, two members of the family; the suffix -viridae for family taxa

Taxon: Semotivirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Belpaoviridae | Semotivirus
Report Chapter: Belpaoviridae
Taxon: Caulimoviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae
Proposal: Ratification_1997.pdf
Report Chapter: Caulimoviridae
PubMed ID: 14433226

Etymology: from cauliflower mosaic virus, a member of the family; the suffix -viridae for family taxa

Taxon: Badnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Badnavirus
Report Chapter: Caulimoviridae
Taxon: Caulimovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Caulimovirus
Report Chapter: Caulimoviridae
Taxon: Cavemovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Cavemovirus
Report Chapter: Caulimoviridae
Taxon: Dioscovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Dioscovirus
Report Chapter: Caulimoviridae
Taxon: Petuvirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Petuvirus
Report Chapter: Caulimoviridae
Taxon: Rosadnavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Rosadnavirus
Report Chapter: Caulimoviridae
Taxon: Solendovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Solendovirus
Report Chapter: Caulimoviridae
Taxon: Soymovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Soymovirus
Report Chapter: Caulimoviridae
Taxon: Tungrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Tungrovirus
Report Chapter: Caulimoviridae
Taxon: Vaccinivirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Caulimoviridae | Vaccinivirus
Report Chapter: Caulimoviridae
Taxon: Metaviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Metaviridae
Proposal: Ratification_1998.pdf
Report Chapter: Metaviridae
PubMed ID: 7760826

Etymology: from the late Latin metathesis, meaning “transposition”, referring to the family of retrotransposons; the suffix -viridae for family taxa

Taxon: Errantivirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Metaviridae | Errantivirus
Report Chapter: Metaviridae
Taxon: Metavirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Metaviridae | Metavirus
Report Chapter: Metaviridae
Taxon: Pseudoviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Pseudoviridae
Proposal: Ratification_1998.pdf
Report Chapter: Pseudoviridae
PubMed ID: 12411593

Etymology: from the Ancient Greek ψευδής (pseudes), meaning "false", referring to an evolutionary relationship of family members to viruses with extracellular virions, although they themselves have no extracellular phase; the suffix -viridae for family taxa

Taxon: Hemivirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Pseudoviridae | Hemivirus
Report Chapter: Pseudoviridae
Taxon: Pseudovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Pseudoviridae | Pseudovirus
Report Chapter: Pseudoviridae
Taxon: Sirevirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Pseudoviridae | Sirevirus
Report Chapter: Pseudoviridae
Taxon: Retroviridae Rank: family
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae
Proposal: Ratification_1975.pdf
Report Chapter: Retroviridae
PubMed ID: 21433350

Etymology: from the Latin retro, meaning “backwards”, referring to the activity of reverse transcriptase which transfers genetic information from RNA “back” to DNA during replication of viruses in the family; the suffix -viridae for family taxa

Taxon: Orthoretrovirinae Rank: subfamily
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae
Report Chapter: Retroviridae
Taxon: Alpharetrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Alpharetrovirus
Report Chapter: Retroviridae
Taxon: Betaretrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Betaretrovirus
Report Chapter: Retroviridae
Taxon: Deltaretrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Deltaretrovirus
Report Chapter: Retroviridae
Taxon: Epsilonretrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Epsilonretrovirus
Report Chapter: Retroviridae
Taxon: Gammaretrovirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Gammaretrovirus
Report Chapter: Retroviridae
Taxon: Lentivirus Rank: genus
Lineage: Riboviria | Pararnavirae | Artverviricota | Revtraviricetes | Ortervirales | Retroviridae | Orthoretrovirinae | Lentivirus
Report Chapter: Retroviridae