Phylum Chordata Bateson, 1885 - chordates Subphylum Vertebrata Cuvier, 1812 - vertebrates see Infraphylum Vertebrata Lamarck, 1801 Pisces Class †Pteraspidomorphi Goodrich, 1909 see Class Pteraspidomorpha Order †Galeaspidiformes see Order Eugaleaspidiformes Pan, 1983 Order †Pteraspidiformes Berg, 1940 Order †Thelodontiformes Kiaer, 1932