Order †Parareptilia (Lawrence, 1868) see Subclass Parareptilia Olson, 1947 †Pareiasauromorpha Tsuji, Müller & Reisz 2012 Suborder †Pareiasauria Seeley, 1888 Family †Elginiidae Cope, 1895 Genus †Arganaceras Jalil & Janvier, 2005