Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Cephalopoda Cuvier, 1795 - cephalopods
     Subclass Coleoida Bather, 1888 see Subclass Coleoidea Bather, 1888
       Order Sepiida Gray, 1849
         Suborder Sepiina Gray, 1849
           Superfamily Sepioidea
             Family Sepiidae Lamarck, 1809
               Genus Sepia Linnaeus, 1758
                 Subgenus Metasepia Hoyle, 1885 see Genus Metasepia Hoyle, 1885