30 BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-1907. 
Bose, Emilio — Continued. 
264. De San Luis Potosi a Tainpico [Mexico]. — X e Congr. geol. intern., 
Guide des Excursions, Mexico, no. XXX, 16 pp., 6 figs., 1906. 
Describes the geology along the route of travel. 
265. Excursion a l'lsthme de Tehuantepec. — X e Congr. geol. intern., Guide 
des Excursions, Mexico, no. XXXI, 40 pp., 1 pi., 1906. - 
An account of the geology of the region. 
266. Xota preliminar sobre la fauna pliocenica de Santa Maria Tatetla, 
Ver.— Soc. Geol. Mexicana, Bol., t. 2, no. 2, pp. 51-64, 1906. 
Gives an account of a Pliocene fauna from Santa Maria Tatetla, State of Vera Cruz, 
Mexico. 
267. Sobre algunos fosiles pleistocenicos recogidos por el Sr. Dr. E. Anger- 
mann en la Baja California. — Mexico, Inst. Geol., Parergones, t. 2, no. 2, pp. 
41-45, 1907. 
Describes Pleistocene mollusks from Lower California referred to the genera Pecten 
and Fasciolaria. 
268. Pn appareil perfectionne pour la reproduction photographique des sutures 
d'ammonites et d'ambulacres des oursins. — Soc. cient. "Antonio Alzate," Mem. y 
Rev., t. 24, no. 12, pp. 467-475, 4 figs., June, 1907. 
Describes a method for the photographic reproduction of the sutures of ammonites 
and similar structures. 
Bose, Emilio, and Vigier, Victor von. 
269. Sobre la aplicacion de la potasa caustica a la preparacion de fosiles. — 
Mexico, Inst. Geol., Parergones, t. 2, no. 2, pp. 49-59, 1907. 
Describes the method of cleaning fossils by caustic potash and the chemical reactions 
of the process. 
Boule, Marcellin, and Thevenin, A. 
270. Types du Prodrome de Paleontologie stratigraphique universelle de 
D'Orbigny.— Ann. de Paleont., t. 1, fasc. 1-2, pp. 1-1 (97-101), fasc. 3, pp. 5-12 
(165-172), 4 pis., 1906. 
Includes figures of and remarks upon the types of fossils described by D'Orbigny from 
Cincinnati. Ohio, and from the Falls of the Ohio. 
Boutwell, John M. 
Genesis of tbe ore deposits at Bingha'm, Utah. — Am. Inst. Min. Eng., Trans., 
vol. 36, pp. 541-580, 13 figs., 1906 (Bi-Mo. Bull., no. 6, pp. 1153-1192, 1905).— See 
Boutwell, 14, page 43 of Bulletin no. 301, IT. S. Geol. Survey. 
271. Stratigraphy and structure of the Park City mining district, Utah. — 
Jour. Geology, vol. 15, no. 5, pp. 434^58, 1907. 
Describes the general geology, the character, occurrence, and relations of Carboniferous, 
Triassic, and Jurassic strata, and the geologic structure. 
The production in the United States in 1906 of lead and zinc, and of quick- 
silver. — See no. 2419. 
Bovard, John F. 
272. Notes on Quaternary Felidae from California. — California Univ., Dept. 
Geol., Bull., vol. 5, no. 10, pp. 155-170, 2 pis., 1907. 
Bowers, Stephen. 
273. Reconnaissance of the Colorado Desert mining district. — California 
State Min. Bur., 1901. 12 pp. 
* Describes the geology of the region and the oil developments, ♦ 
