Family: Cystoviridae

Minna M. Poranen and Sari Mäntynen

The citation for this ICTV Report chapter is the summary published as Poranen et al., (2017):
ICTV Virus Taxonomy Profile: Cystoviridae, Journal of General Virology, 98: 2423–2424.

Resources: Retroviridae

Sequence alignments and tree files:

Figure 5.Retroviridae

Tree file (Newick format)

Alignment file (FASTA format)

Subfamily: Spumaretrovirinae

Genus: Simiispumavirus

Subfamily: Spumaretrovirinae

Genus: Prosimiispumavirus

Subfamily: Spumaretrovirinae

Genus: Felispumavirus

Distinguishing features

Viruses of the genus occur naturally in feline hosts. 

Virion

See discussion in subfamily description. 

Subfamily: Spumaretrovirinae

Genus: Equispumavirus

Distinguishing features

Viruses of the genus occur naturally in equine hosts. 

Virion

See discussion in subfamily description. 

Subfamily: Spumaretrovirinae

Genus: Bovispumavirus

Distinguishing features

Viruses classified as members of the genus colonize bovine hosts. 

Virion

See discussion in subfamily description. 

Family: Retroviridae

Subfamily: Spumaretrovirinae

Subfamily: Orthoretrovirinae

Genus: Lentivirus

Subfamily: Orthoretrovirinae

Genus: Gammaretrovirus