Familia: Retroviridae
Subfamilia: Orthoretrovirinae
Genus: Lentivirus
Species: Bovine immunodeficiency virus – Caprine arthritis encephalitis virus – Equine infectious anemia virus – Feline immunodeficiency virus – Human immunodeficiency virus 1 – Human immunodeficiency virus 2 – Jembrana disease virus – Puma lentivirus – Simian immunodeficiency virus – Visna-maedi virus
Lentivirus
Type species: Human immunodeficiency virus 1 (HIV-1)