BIBLIOGRAPHY OF NORTH AMERICAN GEOLOGY, 1906-190". 27 
Berry, Edward W. — Continued. 
222. Contributions to the Pleistocene flora of North Carolina.— Jour. Geology, 
vol. 15, no. 4, pp. 338-349, 1907. 
Enumerates the species occurring, with notes upon their distribution, relations, etc., 
and gives descriptions of new species. 
223. Pleistocene plants from Alabama.— Am. Naturalist, vol. 41, pp. 689- 
700, 2 pis., 1 fig., November, 1907. 
224. Paleobotanies 1 notes. — Johns Hopkins Univ., Circ, new ser., 1907, no. 
7, pp. 79-82 [667-6701, 1907. 
225. New species of plants from the Magothy formation.— Johns Hopkins 
Univ., Circ, new ser., 1907, no. 7, pp. 82-89 [670-6771, 1 pi., 1907. 
226. The stoma ta hi Protophyllocladus suHntegrifoUUs (Lesq.).— Johns 
Hopkins Univ., Circ, new ser., 1907, no. 7, pp. 89-91 [677-679], 1907. 
Berry, Edward W., and Gregory, William K. 
227. Prorosmarus alien i, a new genus and species of walrus from the upper 
Miocene of Yorktown, Virginia. — Am. Jour. Sci., 4th ser., vol. 21, pp. 444^150, 
4 figs., June, 1906. 
Berte, E. 
228. Les eruptions de la Montagne Pelee. Recit et observations d'un 
temoin.— La Geographic t. 6, no. 3, pp. 133-141, 1 fig., 1902. 
Beyer, S. W. 
229. Mineral production in Iowa in 1905. — Iowa Geol. Survey, vol. 16, pp. 
17-36, 1906. 
230. Supplementary report on Portland cement materials in Iowa. — Iowa 
Geol. Survey, Bull, no 3, 36 pp., 1 pi. (map), 191)6. 
Includes data regarding the geological formations which yield raw materials for 
cement manufacture and gives sections of strata shown in exposures. 
231. Mineral production in Iowa in 1906. — Iowa Geol. Survey, vol. 17, pp. 
11-25, 4 pis., 1907. 
232. Physical tests of Iowa limes. — Iowa Geol. Survey, vol. 17, pp. 91-150, 
18 pis., 1907. 
Beyer, S. W., and Williams, Ira A. 
233. The materials and manufacture of Portland cement. — Iowa Geol. Sur- 
vey, vol. 17, pp. 29-89, 1907. 
234. The geology of the Iowa quarry products. — Iowa Geol. Survey, vol. 17, 
pp. 201-525, 26 pis., 38 figs., 1907. 
Bibbins, Arthur P>arneveld. 
235. Additional evidence of tropical climate on the Middle Atlantic coast 
during the lower Cretaceous. — Abstract: Science, new ser., vol. 25, pp. 297 298, 
February 22, 1907. 
Description of the Patuxent quadrangle. — See Shattuck, and others, no. 2193. 
Birge, E. A. 
236. Report of the director of the survey [Wisconsin].— Wisconsin Geol. 
and Nat Hist. Survey, Fifth Bienn. Kept, of the Commissioners, pp. 9-35, 1906. 
Describes the work carried on by the survey, 1904-1906. 
Birkinbine, John. 
237. Iron ore reserves of the United Slates. -Cassier^s Mag., vol. 32, no. 2, 
pp. 99-105, 2 figs., June, 1907. 
The production in the United States in 1905 of iron ores and manganese 
ores. — See no. 2418. 
