Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
     Clade Caenogastropoda Cox, 1960 see Superorder Caenogastropoda Cox, 1960
       Clade Sorbeoconcha Ponder & Lindberg, 1997 see Order Sorbeoconcha Ponder & Lindberg, 1997
         Superfamily Cerithioidea Fleming, 1822
           Family Turritellidae Lovén, 1847 - turret snails
             1 Subfamily Turritellinae Lovén, 1847
             2 Subfamily Orectospirinae Habe, 1955
             3 Subfamily Pareorinae Finlay & Marwick, 1937
             4 Subfamily Protominae Marwick, 1957
             5 Subfamily Vermiculariinae Dall, 1913