the root (no rank)
Eukaryota (domain)
Metazoa (kingdom)
Chordata (phylum)
Craniata (subphylum)
Vertebrata (no rank)
Gnathostomata (superclass)
Sarcopterygii (class)
Tetrapoda (no rank)
Amniota (no rank)
Mammalia (class)
Eutheria (superorder)
Primates (order)
Platyrrhini (suborder)
Cebidae (family)
Alouatta (genus)
Alouatta sp. (species)
howler monkey (primary common name)
[show inferior taxa]