Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Pulmonata Cuvier, 1814 - land snails and slugs see Order Pulmonata Cuvier, 1814
       Order Basommatophora Keferstein, 1865 see Suborder Basommatophora Keferstein, in Bronn, 1864
         Superfamily Acroloxacea see Superfamily Acroloxoidea Thiele, 1931
         Superfamily Amphibolacea see Superfamily Amphiboloidea Gray, 1840
         Superfamily Chilinacea see Superfamily Chilinoidea Dall, 1870
         Superfamily Lymnaeacea see Superfamily Lymnaeoidea Rafinesque, 1815
         Superfamily Physacea orth. inval. see Superfamily Planorboidea Rafinesque, 1815
         Superfamily Planorbacea see Superfamily Planorboidea Rafinesque, 1815