_Dinosaurian Distribution._ Am.Journ.Sci., vol.
xxix, pp.

1-39; _The Armor of Stegosaurus_, ibid., pp.

201-210; _Stegosaurus ungulatus_, ibid., vol.xxx, pp.

361-377.
MARSH, O.C., 1877-1896.

Numerous articles in the American Journal of Science descriptive of new Dinosaurs or announcing results of his studies on these fossils.
MARSH, O.C., 1896.