Phylum [Mollusca] Linnaeus, 1758 - molluscs Class Cephalopoda Cuvier, 1795 - cephalopods Subclass Coleoidea Bather, 1888 Order Sepioidea see Order Sepiida Gray, 1849 1 Superfamily Spirulacea see Suborder Spirulina Pompeckj, 1912