living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         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
                 1 Superfamily Siphonariacea Gray, 1840, nom. illeg. see Superfamily Siphonarioidea Gray, 1827
                 2 Superfamily Amphibolacea see Superfamily Amphiboloidea Gray, 1840
                 3 Superfamily Chilinacea see Superfamily Chilinoidea Dall, 1870
                 4 Superfamily Acroloxacea see Superfamily Acroloxoidea Thiele, 1931
                 5 Superfamily Lymnacea see Superfamily Lymnaeacea
                 6 Superfamily Physacea orth. inval. see Superfamily Planorboidea Rafinesque, 1815
                 7 Superfamily Planorbacea see Superfamily Planorboidea Rafinesque, 1815