Mollusca Linnaeus, 1758 - molluscs see Phylum Mollusca Linnaeus, 1758
Count: 410f; †195f
   Gastropoda Cuvier, 1795 see Class Gastropoda Cuvier, 1795
  Count: [f†f] 410f; †172f
     Clade Heterobranchia Burmeister, 1837 see Superorder Heterobranchia Burmeister, 1837
    Count: [f†f] 238f; †29f
       Informal Group Pulmonata Cuvier, 1814 see Order Pulmonata Cuvier, 1814
      Count: [f†f] 119f; †7f
         Clade Eupulmonata Haszprunar & Huber, 1990 see Order Eupulmonata Haszprunar & Huber, 1990
        Count: [f†f] 111f; †6f
           Clade Stylommatophora Schmidt, 1855 see Suborder Stylommatophora Schmidt, 1855
          Count: [f†f] 104f; †6f
             Informal Group Sigmurethra Pilsbry, 1900
            Count: [f†f] 83f; †5f
               "Limacoid clade"
              Count: [f] 44f
                 Superfamily Parmacelloidea Fischer, 1856 (1855)
                Count: [f] 3f
                   1 Family Parmacellidae Fischer, 1856 (1855), nom. protect.
                  Count: -
                   2 Family Milacidae Ellis, 1926
                  Count: -
                   3 Family Trigonochlamydidae Hesse, 1882
                  Count: -