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
               1 Order Archaeopulmonata Morton, 1955 see Suborder Archaepulmonata
               2 Order Basommatophora Keferstein, 1865 see Suborder Basommatophora Keferstein, in Bronn, 1864
               3 Order Stylommatophora Schmidt, 1855 see Infraorder Stylommatophora Schmidt, 1855
               4 ?Order Systellommatophora Pilsbry, 1948 see Suborder Systellommatophora Pilsbry, 1948
               5 Genus Stenogyra Shuttleworth, 1854