Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Cephalopoda Cuvier, 1795 - cephalopods
     Subclass Coleoida Bather, 1888 see Subclass Coleoidea Bather, 1888
       Order Octopoda Leach, 1817 - octopuses
         Suborder Incirrata Grimpe, 1917 see Suborder Incirrina Grimpe, 1916
           1 Superfamily Bolitaenoidea Chun, 1911 see Suborder Incirrata Grimpe, 1917
           2 Superfamily Octopodoidea d'Orbigny, 1840 see Suborder Incirrata Grimpe, 1917
           3 Superfamily Argonautoidea Cantraine, 1841 see Suborder Incirrata Grimpe, 1917