Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Phylum Chordata Bateson, 1885 - chordates
           1 Subphylum Tunicata Lamarck, 1816 - tunicates see Subphylum Urochordata Bateson, 1885
           2 Subphylum Acrania (Haeckel) see Subphylum Cephalochordata Owen, 1846
           3 Subphylum Vertebrata Cuvier, 1812 - vertebrates