Class Cephalopoda Cuvier, 1795 - cephalopods
   Subclass Coleoidea Bather, 1888
     Superorder Vampyropoda Boletzky, 1992 see Superorder Octopodiformes Young et al., 1998
       Order Vampyromorpha Grimpe, 1917 - vampire squids see Order Vampyromorphida Pickford, 1939
         1 Suborder †Prototeuthina Naef, 1921
         2 Suborder Vampyromorphina Grimpe, 1917
         3 Suborder †Mesoteuthina Naef, 1921
         4 ?Suborder †Kelaenina Starobogatov, 1983