Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
     Clade Heterobranchia Burmeister, 1837 see Superorder Heterobranchia Burmeister, 1837
       Informal Group Pulmonata Cuvier, 1814 see Order Pulmonata Cuvier, 1814
         Clade Eupulmonata Haszprunar & Huber, 1990 see Order Eupulmonata Haszprunar & Huber, 1990
           Clade Stylommatophora Schmidt, 1855 see Suborder Stylommatophora Schmidt, 1855
             Informal Group Sigmurethra Pilsbry, 1900
               01 Superfamily Clausilioidea Gray, 1855
               02 Superfamily Orthalicoidea Martens, 1860
               03 Superfamily Achatinoidea Swainson, 1840
               04 Superfamily Aillyoidea Baker, 1955
               05 Superfamily Testacelloidea Gray, 1840
               06 Superfamily Papillodermatoidea Wiktor, Martin & Castillejo, 1990
               07 Superfamily Streptaxoidea Gray, 1860
               08 Superfamily Rhytidoidea Pilsbry, 1893
               09 Superfamily Acavoidea Pilsbry, 1895
               10 Superfamily Plectopyloidea Möllendorff, 1898
               11 Superfamily Punctoidea Morse, 1864
               12 Superfamily Sagdoidea Pilsbry, 1895
               13 "Limacoid clade"