Class Mammalia Linnaeus, 1758 - mammals Order Primates Linnaeus, 1758 - primates Family Cebidae Bonaparte, 1831 - New World monkeys Subfamily Aotinae Poche, 1908 see Family Aotidae Poche, 1908 Genus Aotus Illiger, 1811 - douroucoulis Aotus vociferans (Spix, 1823)