kingdom: Animalia >
phylum: Chordata >
subphylum: Vertebrata >
infraphylum: Gnathostomata >
parvphylum: Osteichthyes >
megaclass: Tetrapoda >
class: Aves >
order: Passeriformes >
family: Thamnophilidae Swainson, 1824 >
genus: Herpsilochmus Cabanis, 1847 >
species: Herpsilochmus axillaris (Tschudi, 1844) >