Phylum Mollusca Linnaeus, 1758 - molluscs
   Subphylum Conchifera Gegenbauer, 1878
     Class Gastropoda Cuvier, 1795 - snails and slugs
       Subclass Orthogastropoda Ponder & Lindberg, 1995
         Superorder Caenogastropoda Cox, 1960
           Order Sorbeoconcha Ponder & Lindberg, 1997
             Suborder Hypsogastropoda Ponder & Lindberg, 1997
               Infraorder Littorinimorpha Pchelintsev, 1963
                 Superfamily Stromboidea Rafinesque, 1815
                   1 Family Aporrhaiidae E.A. Smith, 1896, orth. inval. see Family Aporrhaidae Gray, 1850
                   2 Family Rostellariidae Gabb, 1868 see Subfamily Rostellariinae Gabb, 1868
                   3 Family Seraphidae J.E. Gray, 1853 see Family Seraphsidae Gray, 1853
                   4 Family Strombidae Rafinesque, 1815 - conchs
                   5 Family Struthiolariidae Gabb, 1868 - ostrich-foot snails