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 Acavoidea Pilsbry, 1895
               Family Caryodidae Connolly, 1915
                 1 Genus Caryodes Albers, 1850
                 2 Genus Anoglypta Martens, 1860
                 3 Genus Hedleyella Iredale, 1914
                 4 Genus Pedinogyra Martens, 1860