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 Ferussaciidae Bourguignat, 1883, nom. protect.
                 01 Genus Ferussacia Risso, 1826
                 02 Genus Amphorella Lowe, 1852
                 03 Genus Calaxis Bourguignat, 1887
                 04 Genus Cecilioides Férussac, 1814
                 05 Genus Coilostele Benson, 1864
                 06 Genus Connollya Odhner, 1932
                 07 Genus Cylichnidia Lowe, 1852
                 08 Genus Digoniaxis Jousseaume, 1889
                 09 Genus Hohenwartiana Bourguignat, 1864
                 10 Genus Sculptiferussacia Germain, 1911