Order Primates Linnaeus, 1758 - primates Semiorder Euprimates Hoffstetter, 1978 see Clade Euprimates Suborder Haplorhini Pocock, 1918 Hyporder Tarsiiformes Gregory, 1915 see Infraorder Tarsiiformes Gregory, 1915 Superfamily †Omomyoidea Trouessart, 1879 [monotypic] Family †Omomyidae Trouessart, 1879 Genus †Decoredon Xu, 1977 see Genus Diacronus Xu, 1976