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 Naticoidea Guilding, 1834
                   Family Naticidae Guilding, 1834 - moon snails
                     1 Subfamily Ampullospirinae Cox, 1930 see Family Ampullinidae Cossmann, 1919
                     2 Subfamily Naticinae Guilding, 1834
                     3 Subfamily Polinicinae Gray, 1847 see Subfamily Naticinae Guilding, 1834
                     4 Subfamily Sininae Woodring, 1928