Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Caenogastropoda Cox, 1960 see Superorder Caenogastropoda Cox, 1960
         Suborder Neotaenioglossa Haller, 1882 see Order Sorbeoconcha Ponder & Lindberg, 1997
           Superfamily Naticoidea Guilding, 1834
             Family Naticidae Guilding, 1834 - moon snails
               Subfamily Sigaretinae Gray, 1827 see Subfamily Sininae Woodring, 1928
                 1 Genus Sinum Röding, 1798
                 2 Genus Eunaticina Fischer, 1885
                 3 Genus Haliotinella Souverbie, 1875