Alfamovirus (basis of record)
Alfamovirus (extant flag source)
Allexivirus (extant flag source)
Allexivirus (basis of record)
Allolevivirus (basis of record)
Allolevivirus (extant flag source)
Alphacryptovirus accepted as Alphapartitivirus (extant flag source)
Alphacryptovirus accepted as Alphapartitivirus (basis of record)
Alphaentomopoxvirus (basis of record)
Alphaentomopoxvirus (extant flag source)
Alphalipothrixvirus (extant flag source)
Alphalipothrixvirus (basis of record)
Alphanodavirus (basis of record)
Alphanodavirus (extant flag source)
Alphapapillomavirus (extant flag source)
Alphapapillomavirus (basis of record)
Alpharetrovirus (basis of record)
Alpharetrovirus (extant flag source)
Alphavirus (extant flag source)
Alphavirus (basis of record)
Amdovirus accepted as Amdoparvovirus (basis of record)
Amdovirus accepted as Amdoparvovirus (extant flag source)
Ampelovirus (basis of record)
Ampelovirus (extant flag source)
Anellovirus accepted as Alphatorquevirus (basis of record)
Anellovirus accepted as Alphatorquevirus (extant flag source)
Aphtovirus (extant flag source)
Aphtovirus (basis of record)
Apscaviroid (extant flag source)
Apscaviroid (basis of record)
Aquabirnavirus (extant flag source)
Aquabirnavirus (basis of record)
Aquareovirus (extant flag source)
Aquareovirus (basis of record)
Arenavirus accepted as Mammarenavirus (basis of record)
Arenavirus accepted as Mammarenavirus (extant flag source)
Arterivirus accepted as Equartevirus (basis of record)
Arterivirus accepted as Equartevirus (extant flag source)
Ascovirus (basis of record)
Ascovirus (extant flag source)
Asfivirus (basis of record)
Asfivirus (extant flag source)
Atadenovirus (extant flag source)
Atadenovirus (basis of record)
Aureusvirus (basis of record)
Aureusvirus (extant flag source)
Avastrovirus (extant flag source)
Avastrovirus (basis of record)
Avenavirus (basis of record)
Avenavirus (extant flag source)
Aviadenovirus (extant flag source)
Aviadenovirus (basis of record)
Avibirnavirus (basis of record)
Avibirnavirus (extant flag source)
Avihepadnavirus (basis of record)
Avihepadnavirus (extant flag source)
Avipoxvirus (extant flag source)
Avipoxvirus (basis of record)
Avsunviroid (extant flag source)
Avsunviroid (basis of record)
Avulavirus (basis of record)
Avulavirus (extant flag source)
Babuvirus (basis of record)
Babuvirus (extant flag source)
Badnavirus (basis of record)
Badnavirus (extant flag source)
Barnavirus (basis of record)
Barnavirus (extant flag source)
Bdellomicrovirus (extant flag source)
Bdellomicrovirus (basis of record)
Begomovirus (basis of record)
Begomovirus (extant flag source)
Betacryptovirus accepted as Betapartitivirus (basis of record)
Betacryptovirus accepted as Betapartitivirus (extant flag source)
Betaentomopoxvirus (basis of record)
Betaentomopoxvirus (extant flag source)
Betalipothrixvirus (extant flag source)
Betalipothrixvirus (basis of record)
Betanodavirus (basis of record)
Betanodavirus (extant flag source)
Betapapillomavirus (extant flag source)
Betapapillomavirus (basis of record)
Betaretrovirus (basis of record)
Betaretrovirus (extant flag source)
Betatetravirus (extant flag source)
Betatetravirus (basis of record)
Bocavirus accepted as Bocaparvovirus (basis of record)
Bocavirus accepted as Bocaparvovirus (extant flag source)
Bornavirus accepted as Orthobornavirus (extant flag source)
Bornavirus accepted as Orthobornavirus (basis of record)
Brachovirus accepted as Bracovirus (basis of record)
Brachovirus accepted as Bracovirus (extant flag source)
Brevidensovirus (extant flag source)
Brevidensovirus (basis of record)
Bromovirus (extant flag source)
Bromovirus (basis of record)
Bymovirus (extant flag source)
Bymovirus (basis of record)
Capillovirus (basis of record)
Capillovirus (extant flag source)