Author's Catalogue. 253) 
SALISBURY, R. D. 
Recent progress in glaciology. (Science, vol. 15, pp. 853-355. Keb. 
28, 1902.) 
SCUDDER, S. H. 
Adephagous and Clavicorn Coleoptera from the Tertiary depos- 
its at Florissant, Colorado, with descriptions of a few other forms 
and a systematic list of the non-rhyncophorous Tertiary Coleoptera 
of North America. pp. 148, pls. 11, Mon. 40, U. S. Geol. Sur. 1900. 
STOKES, H. N. 
On Pyrite and Marcasite. Bull, No. 186, U. S. G. S., pp. 48, 1 pl. 
1901. 
TODD, J. E. 
How to measure the flow of a well with a foot rule. 4 pp. Vermil- 
lion, S. Dak., Nov. 15, 1901. 
TODD, .J. E. 
Hydrographic history of South Dakota, (Bull. G. S. A., vol. 13, 
pp. 27-40, pl. 8, Jan. 28, 1302.) . 
UPHAM, WARREN. 
Primitive man in the Ice age. (Kakabikansing, pp. 116-119.) 
VERY, W. F. 
A cosmic cycle. Part III. (Am. Jour. Sci., vol. 13, Mar., 1902, 
pp. 185-196. 
WARMAN, P. C. 
Catalogue and index of the publications of the United States 
Geological Survey, 1880-1901. Bull. No. 177, U. S. GC. S., pp. 858, 
1901.) 
WASHINGTON, H. S 
Igneous rocks from eastern Siberia. (Am. Jour. Sci., vol. 18, March 
1902, pp. 175-184. 
WEED, W H. 
The El Paso tin deposits. Bull. No. 178, U. S. Geol. Sur., pp. 15, 
map. 1901. 
WHITE, I. C. 
Geological horizon of the Kanawha black flint. (Bull. G. S. A,, 
vol. 18, pp. 119-126, March, 1902. 
WHITEAVES, J. F. 
On the genus Panenka, Barrande, with a description of a second 
species of that genus from the Devonian rocks of Ontario. (Ott. 
Nat., vol. 15, pp. 263-265, 1 pl. Feb. 15, 1902.) 
WILMOTT, A. B. 
The nomenclature of the lake Superior formations. (Jour. Geol. 
vol. 10, Jan.-Feb., 1902, pp. 67-76.) 
WOLFF, J. E. 
Leucite-tinguaite from Beemerville, New Jersey. Bull. Mus. 
Comp. Zool., Geol. Ser., vol. 5, pp. 273-277, Feb., 1902. 
WORTMAN, J. L. 
Studies of Eocene Mammalia in the Marsh collection, Pea- 
