Class Cephalopoda Cuvier, 1795 - cephalopods Subclass Coleoidea Bather, 1888 Superorder Decembrachiata Winckworth, 1932 see Superorder Decapodiformes Young, Vecchione & Donovan, 1998 Order Spirulida Pompeckj, 1912 Suborder †Belopterina Engeser, 1998 1 Family †Belemnoseidae Wiltshire, 1869 2 Family †Belopteridae Owen, 1856