the root (no rank)
Viruses (domain)
retroid viruses (subkingdom)
Retroviridae (family)
Orthoretrovirinae (subfamily)
Alpharetrovirus (genus)
avian myelocytomatosis virus (species)
[hide inferior taxa]
avian myelocytomatosis virus CMII (subspecies)
avian myelocytomatosis virus MC29 (subspecies)
avian myelocytomatosis virus MH2 (subspecies)
avian myelocytomatosis virus OK10 (subspecies)