[Archaeogastropoda] Thiele, 1925 see Order Vetigastropoda Salvini-Plawen, 1980 Superfamily Lepetodrilacea McLean, 1988 see Superfamily Lepetodriloidea McLean, 1988 1 Family Lepetodrilidae McLean, 1988 2 Family Gorgoleptidae McLean, 1988 see Family Lepetodrilidae McLean, 1988