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)
Aotus (genus)
Aotus nigriceps (species)
[show inferior taxa]