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
         Suborder Mesurethra [monotypic]
           Superfamily Clausilioidea Gray, 1855 [monotypic]
             Family Clausiliidae Gray, 1855
               Subfamily Baleinae Wagner, 1913
                 01 Genus Balea Gray, 1824
                 02 Genus Pseudalinda Boettger, 1877
                 03 Genus Bulgarica Boettger, 1877
                 04 Genus Laciniaria Hartmann, 1842
                 05 Genus Likharevia Nordsieck, 1975
                 06 Genus Mentissa Adams & Adams, 1855
                 07 Genus Mentissella Nordsieck, 1973
                 08 Genus Micropontica Boettger, 1881
                 09 Genus Mucronaria Boettger, 1877
                 10 Genus Quadriplicata Boettger, 1878
                 11 Genus Strigilecula Kennard & Woodward, 1923
                 12 Genus Vestia Hesse, 1916