Selected Taxon
Human spumaretrovirus
The lineage is ordered from the selected organism upward toward higher-level taxonomy.
Starting point:
Human spumaretrovirus
Level 1:
Spumavirinae
(genus)
Level 2:
Retroviridae
(family)
Level 3:
Retroid viruses
(no rank)
Level 4:
Vira
(no rank)
Level 5:
all
(no rank)