Recent Ptihiicafions. 321 
RECENT PUBLICATIONS. 
I. Gorei-nment and State Repori>i. 
U. S. Geol. Survey, 14th Ann. Rept., 1892- '93: pt. I, 321 pp., pi. 1, 
1893; pt. II, XX and 597 pp., pis. 2-74, 1894. Pt. I.— Report of the 
Dh-ector, J. W. Powell; Administrative reports. Pt. II. -Potable 
waters of eastern United States, W J McGee: Natural mineral waters 
of the United States, A. C. Peale; Results of stream measurements, 
F. H. Newell; The laecolitic mountain groups of Colorado, Utah and 
Arizona, Whitman Cross; The gold-silver veins of Ophir, California, 
Waldemar Lindgren: Geology of the Catoctin belt, Arthur Keith: Ter- 
tiary revolution in the topography of the Pacific coast, J. S. Diller; 
The rocks of the Sierra Nevada, H. W. Turner; Pre-Cambrian igneous 
rocks of the Unkar terrane. Grand Canyon of the Colorado, Arizona 
(with notes on the petrographic characters of the lavas, J. P. Iddings), 
C. D. Walcott; On the structure of the ridge between the Taconic and 
Green Mountain ranges in Vermont, T. N. Dale: The structure of Mon- 
ument mountain in Great Barrington, Massachusetts, T. N. Dale: The 
Potomac and Roaring Creek coal fields in West Virginia, J. D. Weeks. 
Geol. Survey Canada, Palaeozoic Fossils, vol. 3, pt. 2, pp. 45-123, pis. 
9-15, Sept., 1895. Revision of the fauna of the Guelph formation of 
Ontario, with descriptions of a few new species, J. F. Whiteaves; Sys- 
tematic list, with references, of the fossils of the Hudson River or Cin- 
cinnati formation at Stony mountain, Manitoba, J. F. Whiteaves. 
U. S. Geol. Survey. Bull. 118. A geographic dictionary of New Jer- 
sey, Henry Gannett. 131 pp.. 1894. 
U. S. Geol. Survey, Bull. 119. A geological reconuoissance in north- 
west Wyoming, G. H. Eldridge. 72 pp., 4 pis., 1894. 
U. S. Geol. Survey, Bull. 120. The Devonian system of eastern 
Pennsylvania and New York, C. S. Prosser. 81 pp., 2 pis., 1894. 
U. S. Geol. Survey, Bull. 121. A bibliography of North American 
paleontology, 1888-1892, C. R. Keyes. 251 pp., 1894. 
U. S. Geol. Survey, Bull. 122. Results of jjreliminary triangulation, 
Henry Gannett. 412 pp., 17 pis., 1894. 
U. S. Geol. Survey, Mon. 23. The geology of the Green mountains 
in Massachusetts, Raphael Pumpelly, T. N. Dale and J. E. Wolff. 
xiv and 206 pp., 23 pis., 1894. 
U. S. Geol. Survey, Mon. 24. Mollusca and Crustacea of the Miocene 
formations of New Jersey, R. P. Whitfield. 193 pp., 24 pis., 1894. 
Iowa Geol. Survey, 3d Ann. Rept., 1894, 467 pp., 11 pis., maps, 1895. 
Geology of Allamakee county, Samuel Calvin: Geology of Linn county, 
W. H. Norton; Geology of Van Buren county, C. H. Gordon: Geology 
of Keokuk county,. H. F. Bain; Geology of Mahaska county, H.F.Bain; 
Geology of Montgomery county, E. H. Lonsdale. 
Comision Geologica Mexicana. Exijcdiciou cientifica al Popocate- 
petl, J. G. Aguilera and Ezequiel Ordoiiez. 48 pp., 6 pis, 1 section and 
a geological map; Mexico, 1895. 
