John Bell Hatcher — Schuchert. 141 
38. — The Judith River Beds. Science, N. S. vol. xvii, pp. 471, 
472, March 20, 1903. 
39. — L' Age des Formations Sedimentaires de Patagonie; by 
Florentine Ameghino. Annals Soc. Cientif. Argentina, pp. 3-231, 
Buenos Aires, 1903. Criticism, Amer. Jour. Sci. (4), vol. xv, pp. 483- 
486, June, 1903. 
40. — Discovery of Remains of Astrodon (Pleurocoelus) in the 
Altantosaurus Beds of Wj'oming. Ann. Carnegie Mus., vol. ii, pp. 
9-14, text-figs. 1-6, June, 1903. 
41. — Relative Age of the Lance Creek (Ceratops) Beds of Con- 
verse County, Wyoming, the Judith River Beds of Montana and 
the Belly River Beds of Canada. Amer. Geol., vol. xxxi, pp. 369- 
375, June, 1903. 
42. — The Stratigraphic Position of the Judith River Beds and 
their Correlation with the Belly River Beds. Science, N. S., vol. 
xviii, pp. 211, 212, Aug. 14, 1903. 
43. — Vertebrate Paleontology at the Carnegie Museum. Ibid., 
pp. 569, 570, Oct. 30, 1903. 
44. — Osteology of Haplocanthosaurus, with Description of a 
New Species, and Remarks on the probable Habits of the Sauro- 
poda and the Age and Origin of the Atlantosaurus Beds. Mem. 
Carnegie Mus., vol. ii, pp. 1-72, text-figs. 1-28, pis. i-v, Nov., 1903. 
45. — Additional Remarks on Diplodocus. Ibid., pp. 72-75, text- 
figs. 1, 2, pi. vi. 
46. — Narrative and Geography. Reports of the Princeton Uni- 
versity Expeditions to Patagonia, 1896-1899, vol. i, pp. xvi -f 314, 
plates and map, 1903. 
47. — A new name for the Dinosaur Haplocanthus, Hatcher. 
Proc. Biol. Soc. Washington, xvi, June, 1904, p. 100. 
48. — An Attempt to Correlate the Marine with the Non-Marine 
Formations of the Middle West. Proc. Am. Philosophical Society, 
vol. xliii, No. 178, p. 341. 
