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
         Suborder Taenioglossa see Order Mesogastropoda Thiele, 1925
           01 Superfamily Cyclophoracea Gray, 1847 see Superfamily Cyclophoroidea Gray, 1847
           02 Superfamily Viviparacea see Superfamily Viviparoidea Gray, 1847 (1833)
           03 Superfamily Littorinacea Gray, 1840 see Superfamily Littorinoidea Children, 1834
           04 Superfamily Cerithiacea Férussac, 1819 see Superfamily Cerithioidea Fleming, 1822
           05 Superfamily Rissoacea Gray, 1847 see Superfamily Rissooidea Gray, 1847
           06 Superfamily Calyptraeacea Lamarck, 1809, nom. illeg. see Superfamily Calyptraeoidea Lamarck, 1809
           07 Superfamily Hipponicacea Troschel, 1861 see Superfamily Vanikoroidea Gray, 1840
           08 Superfamily Strombacea Rafinesque, 1815 see Superfamily Stromboidea Rafinesque, 1815
           09 Superfamily Xenophoracea see Superfamily Xenophoroidea Troschel, 1852 (1840)
           10 Superfamily Cypraeacea see Superfamily Cypraeoidea Rafinesque, 1815
           11 Superfamily Tonnacea Suter, 1913 see Superfamily Tonnoidea Suter, 1913 (1825)