Phylum [Mollusca] Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
       Order Mesogastropoda Thiele, 1925 - mesogastropods see [unranked] mesogastropods
         Superfamily Naticacea Forbes, 1838 see Superfamily Naticoidea Guilding, 1834
           Family Naticidae Guilding, 1834 - moon snails
             Subfamily Naticinae Guilding, 1834
               Genus Tanea Marwick, 1931