Class [Mammalia] Linnaeus, 1758 - mammals Order †Plesiadapiformes Simons & Tattersall, 1972 see Suborder Plesiadapiformes Simons & Tattersall, 1972 Family †Picrodontidae Simpson, 1937 Genus †Draconodus Tomida, 1982 †Draconodus apertus (Tomida, 1982)