Class Mammalia Linnaeus, 1758 - mammals
Subclass Theria Parker & Haswell, 1897
Order Primates Linnaeus, 1758 - primates
Suborder Haplorrhini Pocock, 1918
see Suborder Haplorhini Pocock, 1918
Infraorder Simiiformes Haeckel, 1866
Parvorder Platyrrhini Geoffroy Saint-Hilaire, 1812
Family Aotidae Poche, 1908
Genus Aotus Illiger, 1811 - douroucoulis
Aotus nancymaae Hershkovitz, 1983