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 Scaphopoda Bronn, 1862 - tusk shells
             1 Order Dentaliida Starobogatov, 1974
             2 Order Gadilida Starobogatov, 1974
             3 Genus Plagioglypta Pilsbry, 1898
             4 Genus Throopella Greger, 1933
             5 Genus †Prodentalium Young, 1942