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 Helixarionidae Bourguignat, 1883, orth. inval. see Family Helicarionidae Bourguignat, 1877
               Subfamily Sesarinae Thiele, 1931 see Subfamily Helicarioninae Bourguignat, 1877
                 01 Genus Sesara Albers, 1860
                 02 Genus Advena Gude, 1913
                 03 Genus Antinous Robson, 1914
                 04 Genus Belloconcha Preston, 1913
                 05 Genus Dendrolamellaria Preston, 1913
                 06 Genus Dendrotrochus Pilsbry, 1894
                 07 Genus Geotrochus van Hasselt, 1823
                 08 Genus Hemiglypta Möllendorff, 1893
                 09 Genus Hemiglyptopsis Thiele, 1931
                 10 Genus Kaliella Blanford, 1863
                 11 Genus Lepidotrichia Bartsch, 1942
                 12 Genus Mathewsoconcha Preston, 1913
                 13 Genus Nesonanina Boettger, 1916
                 14 Genus Nitor Gude, 1911
                 15 Genus Orpiella Gray, 1855
                 16 Genus Papuarion van Mol, 1973
                 17 Genus Parmella Adams, 1867
                 18 Genus Pseudokaliella Godwin-Austen, 1910
                 19 Genus Quirosella Clench, 1958
                 20 Genus Rahula Godwin-Austen, 1907
                 21 Genus Rasama Laidlaw, 1932
                 22 Genus Rhysotina Ancey, 1887
                 23 Genus Roybellia Preston, 1913
                 24 Genus Ryssota Albers, 1850
                 25 Genus Sitalinopsis Thiele, 1931
                 26 Genus Sivella Blanford, 1863
                 27 Genus Tadunia Godwin-Austen, 1918