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 Pitheciidae Mivart, 1865
Subfamily Pitheciinae Mivart, 1865
Genus Cacajao Lesson, 1840 - uakaris
Cacajao calvus (I. Geoffroy Saint-Hilaire, 1847) - white uakari
Cacajao calvus ucayalii Thomas, 1928