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 Architaenioglossa Haller, 1890
           Superfamily Cerithioidea Fleming, 1822
             Family Melanopsidae Adams & Adams, 1854
               Genus Melanopsis Férussac, 1807
                 1 Subgenus Canthidomus Swainson, 1840
                 2 Subgenus Lyrcaea Fischer, 1885, orth. inval. see Subgenus Lyrcea Adams & Adams, 1854
                 3 Subgenus Sistaniana Izzatullaev & Starobogatov, 1984