Class [Mammalia] Linnaeus, 1758 - mammals Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972 Superfamily †Plesiadapoidea Trouessart, 1897 Family †Paromomyidae Simpson, 1940 Genus †Elwynella Rose & Bown, 1982 †Elwynella oreas Rose & Bown, 1982