Superfamily †Cycloidea Packard, 1885 - cycloids see Order Cycloidea Schram, Vonk & Hof, 1997 Family †Cyclidae Glaessner, 1928 see Family Cyclidae Packard, 1885 Genus †Cyclus de Koninck, 1841 †Cyclus Johnsoni Woodward, 1894 see Americlus johnsoni (Woodward, 1894)