Kingdom [Animalia] Linnaeus, 1758 - animals
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
see Infraphylum Vertebrata Lamarck, 1801
Class Reptilia Linnaeus, 1758 - reptiles
Subclass Archosauria Cope, 1869
see Division Archosauria Cope, 1869
Order †Ornithischia Seeley, 1887
Suborder †Ornithopoda Marsh, 1871
see Infraorder Ornithopoda Marsh, 1881