Class Reptilia Linnaeus, 1758 - reptiles Subclass Archosauria Cope, 1869 see Division Archosauria Cope, 1869 Order †Ornithischia Seeley, 1887 Suborder †Ankylosauria Osborn, 1923 see Infraorder Ankylosauria Osborn, 1923 Family †Nodosauridae Marsh, 1890