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 Helixarionoidea Bourguignat, 1883, orth. inval.
             Family Ariophantidae Godwin-Austen, 1888
               Subfamily Macrochlamydinae Godwin-Austen, 1888
                 01 Genus Macrochlamys Benson, 1832
                 02 Genus Apoparmarion Collinge, 1902
                 03 Genus Baiaplecta Laidlaw, 1956
                 04 Genus Bapuia Godwin-Austen, 1918
                 05 Genus Bensonies Baker, 1938
                 06 Genus Cryptosemelus Collinge, 1902
                 07 Genus Dalingia Godwin-Austen, 1907
                 08 Genus Glyptobensonia Möllendorff, 1894
                 09 Genus Holkeion Godwin-Austen, 1908
                 10 Genus Khasiella Godwin-Austen, 1899
                 11 Genus Megaustenia Cockerell, 1912
                 12 Genus Microcystina Mörch, 1872
                 13 Genus Muangnua Solem, 1966
                 14 Genus Oxytesta Zilch, 1956
                 15 Genus Paraparmarion Collinge, 1902
                 16 Genus Rotungia Godwin-Austen, 1918
                 17 Genus Sarika Godwin-Austen, 1907
                 18 Genus Syama Blanford & Godwin-Austen, 1908
                 19 Genus Taphrospira Blanford, 1905
                 20 Genus Teraia Solem, 1966
                 21 Genus Vitrinula Gray, 1857