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
         Superfamily Rissooidea Gray, 1847
           Family Poteriidae Thiele, 1929 see Subfamily Neocyclotinae Kobelt & Möllendorff, 1897
             Genus Crocidopoma Shuttleworth, 1856
               1 Subgenus Cyclocubana Torre & Bartsch, 1942