Phylum [Mollusca] Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Neogastropoda Wenz, 1938 see Suborder Neogastropoda Wenz, 1938
         Suborder Toxoglossa (Troschel, 1848) see Superfamily Conacea Rafinesque, 1815
           Superfamily Conacea Rafinesque, 1815 see Superfamily Conoidea Fleming, 1822
             1 Family Cancellariidae Forbes & Hanley, 1851 - nutmeg snails
             2 Family Conidae Fleming, 1822 - cone snails
             3 Family Terebridae Mörch, 1852 - auger shells
             4 Family Turridae Adams & Adams, 1853 (1838) - turret snails