Order Primates Linnaeus, 1758 - primates Suborder Euprimates Hoffstetter, 1978 see Clade Euprimates Haplorhini Pocock, 1918 see Suborder Haplorhini Pocock, 1918 Superfamily †Adapoidea Trouessart, 1879 see Infraorder Adapiformes Hoffstetter, 1977 Family †Notharctidae Trouessart, 1879 Genus †Notharctus Leidy, 1870 †Notharctus osborni Gregory, 1920