Class [Mammalia] Linnaeus, 1758 - mammals Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972 Superfamily †Plesiadapoidea Trouessart, 1897 Family †Saxonellidae Russell, 1964 Genus †Saxonella Russell, 1964 1 †Saxonella crepaturae D.E. Russell, 1964 2 †Saxonella naylori Fox, 1989