Order Primates Linnaeus, 1758 - primates Semiorder †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972 Superfamily †Paromomyoidea Simpson, 1940 Family †Paromomyidae Simpson, 1940 [monotypic] Subfamily †Paromomyinae Simpson, 1940 Tribe †Purgatoriini Van Valen & Sloan, 1965 [monotypic] see Family Purgatoriidae Van Valen & Sloan, 1965 1 Genus †Purgatorius Van Valen & Sloan, 1965