Phylum Mollusca Linnaeus, 1758 - molluscs Class Cephalopoda Cuvier, 1795 - cephalopods Subclass Coleoida Bather, 1888 see Subclass Coleoidea Bather, 1888 Order Belemnitida Gray, 1849 Superfamily Belemnitoidea Family Belemnitidae d'Orbigny, 1845 Subfamily Belemnitellinae 1 Genus cf Bayanoteuthis Munier-Chalmas, 1871