Class Mammalia Linnaeus, 1758 - mammals
   Order Primates Linnaeus, 1758 - primates
     Family Cebidae Bonaparte, 1831 - New World monkeys
       Subfamily Pitheciinae Mivart, 1865
         1 Genus Cacajao Lesson, 1840 - uakaris
         2 Genus Chiropotes Lesson, 1840 - bearded sakis
         3 Genus Pithecia Desmarest, 1804 - sakis