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 Helicoidea Rafinesque, 1815
             Family Bradybaenidae Pilsbry, 1934 (1898)
               Subfamily Helicostylinae Ihering, 1909
                 Genus Calocochlia Hartmann, 1840, nom. nud. see Genus Calocochlea Hartmann, 1843
                   1 Subgenus Anixa Pilsbry, 1895
                   2 Subgenus Pyrochilus Pilsbry, 1893
                   3 Subgenus Trachystyla Pilsbry, 1892