living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         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 Cyclophoracea Gray, 1847 see Superfamily Cyclophoroidea Gray, 1847
                   Family Cyclophoridae Gray, 1847
                     Subfamily Cyclophorinae Gray, 1847
                       01 Genus Cyclophorus Montfort, 1810
                       02 Genus Cyclotus Guilding, 1840
                       03 Genus Cyathopoma Blanford & Blanford, 1861
                       04 Genus Japonia Gould, 1859
                       05 Genus Leptopoma Pfeiffer, 1847
                       06 Genus Ditropis Blanford, 1869
                       07 Genus Alycaeus Gray, 1850
                       08 Genus Ptychopoma Möllendorff, 1885
                       09 Genus Chondrocyclus Ancey, 1898
                       10 Genus Afroditropis Bequaert & Clench, 1936