[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Eukaryotes
see Domain Eukaryota Chatton, 1925
Metazoa Haeckel 1874 - multicellular animals
see Kingdom Animalia Linnaeus, 1758
Bilateria Hatschek, 1888 - bilaterians
see Subkingdom Bilateria Hatschek, 1888
Deuterostomia Grobben, 1908 - deuterostomes
see Infrakingdom Deuterostomia Grobben, 1908
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Infraphylum Gnathostomata Gegenbaur, 1874 - jawed vertebrates
see Superclass Gnathostomata Gegenbaur, 1874
Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
Subclass Subterbranchialia Zangerl, 1979
see Subclass Holocephali Bonaparte, 1832
Order †Chondrenchelyiformes Moy-Thomas, 1939