Subfamily: Parahepevirinae
Family: Hepeviridae
Subfamily: Parahepevirinae
Distinguishing features
Members of the subfamily are distinct by phylogenetic analysis of the methyltransferase, helicase and RNA polymerase domains; they have only been detected in fish.
Genus demarcation criteria
There is only one genus in the subfamily.
Genus: Rocahepevirus
Subfamily: Orthohepevirinae
Genus: Rocahepevirus
Genus: Chirohepevirus
Subfamily: Orthohepevirinae
Genus: Chirohepevirus
Distinguishing features
Members of the genus Chirohepevirus are phylogenetically distinct from other viruses in the subfamily, and have a different host range, being found only in bats.
Genus: Avihepevirus
Subfamily: Orthohepevirinae
Genus: Avihepevirus
Distinguishing features
Members of the genus Avihepevirus are phylogenetically distinct from other viruses in the subfamily, and have a different host range, being found only in birds.
Subfamily: Orthohepevirinae
Family: Hepeviridae
Subfamily: Orthohepevirinae
Genus: Gammanudivirus
Family: Nudiviridae
Genus: Gammanudivirus
Genus: Deltanudivirus
Family: Nudiviridae
Genus: Deltanudivirus
Genus: Celavirus
Family: Potyviridae
Genus: Celavirus
Genus: Arepavirus
Family: Potyviridae
Genus: Arepavirus