Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Divasibranchia Minichev & Starobogatov, 1975
       Order Stylommatophora Schmidt, 1855 see Infraorder Stylommatophora Schmidt, 1855
         (Helicid Sigmurethra)
           Superfamily Gastrodontoidea Tryon, 1866 [monotypic]
             Family Gastrodontidae Tryon, 1866
               1 Genus Gastrodonta Albers, 1850
               2 Genus Poecilozonites Boettger, 1884
               3 Genus Striatura Morse, 1864
               4 Genus Ventridens Binney & Bland, 1869
               5 Genus Zonitoides Lehmann, 1862