262 The American Geologist. -^p^'I- 1^04. 
LAWSON, A. C. 
The g-eomorphogeny of the upper Kern basin. (Univ. Cal., Bull. 
Dept. Geol., vol. 3, pp. 291-376, pis. 31-45, Feb., 1904.) 
LLO/D, J. U. 
When did the American Mammoth and Mastodon become extinct? 
(Rec. Past., vol. 3, pp. 43-46, Feb., 1904.) 
MATTHEW, G. F. 
New genera of batrachian foot prints of the Carboniferous system 
in eastern Canada. (Can. Rec. Sci., vol. 9, pp. 99-111, 1903.) 
MATTHEW, G. F. 
An attempt to classify Paleozoic batrachian foot prints. (Trans. 
Roy. Soc. Can., Second Series, vol. 9, Sec. IV, pp. 103-116, 3 plates, 
read May 21, 1903.) 
MERRIAM, J. C. 
The Pliocene and Quaternary Canidae of the Great Valley of Cal- 
ifornia. (Univ. Cal., Bull. Dept. Geol., vol. 3, pp. 277-290, pis. 28-30, 
Nov., 1903.) 
McKEE, G. W. 
Prismatic crystals of hematite. (Am. Jour. Sci., vol. 17, p. 241, 
Mar., 1904.) 
PERRY, JOS. H. 
Geology of Monadnock mountain. (Jour. Geol., vol. 12, pp. 1-14,. 
Jan.-Feb., 1904.) 
PHILLIPS, W. B. 
University of Texas Mineral survey. Report of progress for the 
year ending Dec. 31, 1903. Bull. No. 7, with topographic map of the 
Terlingua quadrangle, pp, 14, Austin, 1904. 
SCHALLER, W. T. (and W. F. HILLEBRAND). 
Crystallographical and chemical notes on lawsonite. (Am. Jour. 
Sci., vol. 17, Mar., 1904, pp. 195-198.) 
SCHALLER, W. T. 
Notes on some California minerals. (Am. Jour. Sci., vol. 17, 1904, 
pp. 191-195.) 
SCHUCHERT, CHARLES. 
Dall's contributions to the Tertiary fauna of Florida. (Am. Geol., 
vol. 33, pp. 143-154, Mar., 1904.) 
SMITH, J. P. 
Periodic migrations between the Asiatic and the American coasts 
of the Pacific ocean. (Am. Jour. Sci., vol. 17, pp. 217-234, Mar.. 1904.) 
SMITH, G. O. (and BAILEY WILLIS). 
Contributions to the Geology of Washington, U. S. G. S., Prof.. 
Pap. No. 19, pp. 101, 20 plates, 1903. 
STEVENSON, ROBERT. 
The deposition of ores from an igneous magma. (Eng. i\Iin. Jour, 
vol. 77, p. 272, Feb. 18, 1904.) 
TURNER, H. W. 
Native copper in greenstone from the Pacific coast. (Eng. Min. 
Jour., vol. 77, p. 276, Feb. IS, 1904.) 
