1 50 Tlie American Geologist. September, i8S9 
Notice of some Remarkable Fossil Mammals. Ibid., pp. 343-344. 
Notice of a New and Remarkable Fossil Bird. Ibid., p. 344. 
Discovery of Fossil Quadrumana in the Eocene of Wyoming. Ibid., 
pp. 405-406. 
Note on a New Genus of Carnivores from the Tertiary of Wyoming. 
Ibid., p. 406. 
Notice of a New Reptile from the Cretaceous. Ibid., p. 406. 
Discovery of new Rocky Mountain fossils. Proc. Amer. Philos. 
Soc, vol. 12, pp. 578-579- 
Synopsis of American Fossil Birds. Coues's '"Key to North Amer- 
ican Birds," Salem, 8°, pp. 347-350. 
1873- 
Notice of a new Species of Ichthyornis. Amer. Jour. Sci. (3), vol. 
5, p. 74- 
On some of professor Cope's Recent Investigations. Amer 
Naturalist, vol. 7, pp. 51-52. 
On the Gigantic Fossil Mammals of the Order Dinocerata. Amer 
Jour. Sci. (3), vol. 5, pp. 117-122, pis. i-ii. 
On a New Sub-class of Fossil Birds (Odontornithes). Ibid., pp 
161-162. 
Fossil Birds from the Cretaceous of North America. Ibid., pp 
229-230. 
Notes on the Dates of some of Prof. Cope's recent Papers. Ibid, 
pp. 235-236. 
The Fossil Mammals of the Order Dinocerata. Amer. Naturalist 
vol. 7, pp. 146-153, pis. i-ii. 
Additional Observations on the Dinocerata. Amer. Jour. Sci. (3) 
vol. 5, pp. 293-296. 
Supplementary Note on the Dinocerata. Ibid., pp. 310-311. 
On the Genus Tinoceras and its Allies. Amer. Naturalist, vol. 7, 
pp. 217-218. 
Notice of New Tertiary Mammals. Amer. Jour. Sci. (3), vol. 5, 
pp. 407-410. 
On the Dates of Prof. Cope's Recent Publications. Amer. Natural- 
ist, vol. 7, pp. 303-306. 
Tinoceras and its Allies. Ibid., pp. 306-308. 
Reply to professor Cope's Explanation. Ibid., Appendix, pp. i-ix. 
Notice of New Tertiary Mammals (continued). Amer. Jour. Sci. 
(3). vol. 5, pp. 485-488. 
New Observations on the Dinocerata. Ibid., vol. 6, pp. 300-301. 
On the Gigantic Mammals of the American Eocene. Proc. Amer. 
Philos. Soc, vol. 13, pp. 255-256. 
1874. 
On the Structure and Affinities of the Brontotheridje. Amer. Jour. 
Sci. (3), vol. 7, pp. 81-86, pis. i-ii. 
Notice of New Equine Mammals from the Tertiary Formation. 
Ibid., pp. 247-258. 
