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 Brachiopoda Duméril, 1806 - brachiopods
           Class Articulata Huxley, 1869
             Order Rhynchonellida Kuhn, 1949
               Superfamily Rhynchonellacea Gray, 1848, nom. illeg. see Superfamily Rhynchonelloidea d'Orbigny, 1847
                 Family Frieleiidae Cooper, 1959
                   Genus Compsothyris Jackson, 1918
                     Compsothyris ballenyi Foster, 1974