Kingdom Animalia Linnaeus, 1758 - animals Phylum Mollusca Linnaeus, 1758 - molluscs Class Cephalopoda Cuvier, 1795 - cephalopods Subclass Coleoidea Bather, 1888 Order Teuthoida - squids Genus Loligo Lamarck, 1798 - long-finned squid