the root (no rank)
Viruses (domain)
ssRNA negative-strand viruses (subkingdom)
Mononegavirales (order)
Paramyxoviridae (family)
Paramyxovirinae (subfamily)
Avulavirus (genus)
[hide inferior taxa]
avian paramyxovirus 2 (species)
avian paramyxovirus 4 (species)
avian paramyxovirus 6 (species)
goose paramyxovirus (species)
Newcastle disease virus (species)
pigeon paramyxovirus (species)