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
         (Achatinid Sigmurethra)
           Suborder Sigmurethra Pilsbry, 1900 see Group Sigmurethra Pilsbry, 1900
             Superfamily Achatinoidea Swainson, 1840
               Family Subulinidae Fischer & Crosse, 1877
                 Subfamily Subulininae Fischer & Crosse, 1877
                   01 Genus Subulina Beck, 1837
                   02 Genus Bacillum Theobald, 1870
                   03 Genus Bocageia Girard, 1893
                   04 Genus Ceras Dupuis & Putzeys, 1902
                   05 Genus Chilonopsis Fischer von Waldheim, 1848
                   06 Genus Curvella Chaper, 1885
                   07 Genus Glessula Martens, 1860
                   08 Genus Homorus Albers, 1850
                   09 Genus Krapfiella Preston, 1911
                   10 Genus Lamellaxis Strebel & Pfeffer, 1882
                   11 Genus Leptinaria Beck, 1837
                   12 Genus Neoglessula Pilsbry, 1909
                   13 Genus Nothapalus Martens, 1897
                   14 Genus Ochroderma Ancey, 1885
                   15 Genus Opeas Albers, 1850
                   16 Genus Plicaxis Sykes, 1903
                   17 Genus Prosopeas Mörch, 1876
                   18 Genus Pseudoglessula Boettger, 1892
                   19 Genus Pseudopeas Putzeys, 1899
                   20 Genus Riebeckia Martens, 1883
                   21 Genus Subuliniscus Pilsbry, 1919
                   22 Genus Subulona Martens, 1889
                   23 Genus Tortaxis Pilsbry, 1906
                   24 Genus Tristania Boettger, 1878