DONS. — 4 NOVEMBRE 1872-6 JANVIER 1873. 17 
E. D. Cope. — Note of some cretaceous Vertebrata in the State agricultural College of 
Kansas, 168. 
E. D. Cope. —Sketch of an Expédition in the Valley of the Smoky Hill River in Kansas, 171. 
E. D. Cope. — Observations on the extinct Batrachian Fauna of the Carboniferous of Linton, 
Ohio, 177. 
E. D. Cope. — Observations on the Distribution of certain extinct Vertebrata in North-Garo- 
lina, 210. 
E. D. Cope. — The Method of Création of Organic forms, 229. 
E. D. Cope. —Catalogue ofthe Phytonomorpha foundinthe cretaceous strata of Kansas, 264. 
-- Transactions, 2 e série, t. XIV, 3 e partie ; 1871. 
Salem. The American naturalist, par À. S. Packard et F. W. Putnam, 
t. IV, n os 3 à 12 ; 1870-71. 
N. S. Shaler. — The time of the Mammoths,''148. 
J. W. Dawson. — The primitive végétation of the Earth, 474-. 
J. S. Newberry. — The ancient lakes of Western America; their deposits and drainage, 641. 
— Id., t. V, n° 1; 1871. 
— Peabody Academy of Science. Second and third annual Reports of 
the Trustées of the —, for the years 1869 and 1870 ; 1871. 
— Record of American Entomology for the year 1869, par A. Pac¬ 
kard; 1870. 
Washington. Commissioner of Agriculture. Report of the — for the 
year 1870. 
— Department of Agriculture. Monthly reports of the — for the 
year 1871. 
— Smithsonian Institution. Annual Reports of the Boards of Regents 
of the —, for the year 1869 ; et — for the year 1870. 
--Sm. Contributions to knowledge, t. XVII, 1871. 
— lî. S. Geological Survey of Montana and portions of adjacent terri- 
tories. Preliminary Report of the — (5 th annual Report of Progress), par 
F. V. Hayden ; 1872 
— U. S. Geological Survey of Wyoming and portions of contiguous 
territories. Preliminary Report of the — (2 d annual Report of Progress), 
par F. V. Hayden, 1871. 
Grande-Bretagne . Edimbourg. Geological Society. Transactions of 
the —, t. II, l re part.; 1869-1872. 
G. Lyon. — Notes on Potertoceras pyriforme, from the carboniferous Limestone of La- 
narkshire, 15. 
R. I. Murchison. — Observations on the structure of the N. W. Highlands, 18. 
A. Geikie. — Notes for a comparaison of the volcanic geology of Central Scotland with that of 
Auvergne and the Eifel, 21. 
R. Richardson. — Notice of sandbed occuring in Boulder-Clay at Newpark, in the parish of 
Mid-Calder, 24. 
W. L. Lindsay. —* On the gold-fields of Forfarshire, 27. 
J. Henderson. — On Corstorphine Hill, near Edinburgh, 29. 
J. Linn. — Notes on one of the Bathgate Sandhills, 53. 
H. Cadell. Notice of the geological Features of the Upper Coal Basin of the Firth of 
Forth, 39, 
