life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Empire Eukaryota (Chatton, 1925) see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Bilateria Hatschek, 1888 [paraphyletic?] - bilaterians
         Branch Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
           Infrakingdom Chordonia (Haeckel, 1874) Cavalier-Smith, 1998 see Phylum Chordata Bateson, 1885
             Phylum Chordata Bateson, 1885 - chordates
               Subphylum Acraniata Bleeker, 1859 [paraphyletic?] see Subphylum Cephalochordata Owen, 1846
                 1 Infraphylum Cephalochordata Owen, 1846 see Subphylum Cephalochordata Owen, 1846
                 2 Infraphylum †Conodonta Eichenberg, 1930 see Subclass Conodonta Eichenberg, 1930