Reverse transcribing virus
Reverse-transcribing virus is a generic term, which may refer to any member of the families: Retroviridae, Metaviridae, Belpaoviridae or Pseudoviridae (Baltimore-Group VI: ssRNA-RT virus) Caulimoviridae or Hepadnaviridae (Baltimore-Group VII: dsDNA-RT virus) Families Retroviridae, Metaviridae, Belpaoviridae, Pseudoviridae, and Caulimoviridae are included in the order Ortervirales.
Source: Wikipedia — Reverse transcribing virus (CC BY-SA 4.0)