Class [Mammalia] Linnaeus, 1758 - mammals Order Primates Linnaeus, 1758 - primates Family Indriidae Burnett, 1828, orth. cons. - avahi, sifakas, and indri Genus Indri Geoffroy Saint-Hilaire & Cuvier, 1796 - indri 1 Indri indri (Gmelin, 1788) - indri