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 Thiaridae Gill, 1871 (1823)
               Subfamily Thiarinae Gill, 1871 (1823)
                 Genus Melanoides Olivier, 1804
                   1 Subgenus Horea Bourguignat, 1888
                   2 Subgenus Micronyassia Bourguignat, 1889
                   3 Subgenus Nyassia Bourguignat, 1889
                   4 Subgenus Nyassomelania Bourguignat, 1889
                   5 Subgenus Pirenopsis Brot, 1879