Phylum [Vertebrata] Lamarck, 1801 see Infraphylum Vertebrata Lamarck, 1801 Class Chondrichthyes Huxley, 1880 - cartilaginous fishes 1 Subclass Elasmobranchii Bonaparte, 1838 - shark-like fishes see Infraclass Elasmobranchii Bonaparte, 1838 2 Subclass Holocephali Bonaparte, 1832