i88 The American Geologist. Mar<h, 1905 
McFARLAND, D. F. (See HAWORTH, E.) 
PACKARD, A. S. 
The origin of the markings of organisms (Poecilogenesis) due 
to the physical rather than to the biological environment; with crit- 
icisms of the Bates- Mueller hypotheses. (Proc. Am. Phil. Soc, vol. 
43. pp. 393-449, Oct.-Dec, 1904.) 
PALMER, C. S. 
The replacement of quartz by pyrite. . (TVIin. Eng. Jour., vol. 79, 
p. 169, Jan. 26, 1905.) 
PENCK, ALBRECHT. 
Glacial features in the surface of "the Alps. (Am. Jour. Sci., vol. 
19, pp. 163-174, Feb., 1905.) 
PERKINS, GEO. H. 
Hydrology of Vermont. (Rep. State Geo!., 1903-1904, pp. 213- 
224, 1904.) 
PERKINS, GEO. H. 
Report of the state geologist on the mineral industries and the 
geology of certain areas of Vermont. 1903-1904, 236 pp., 81 plates, 
Montpelier, 1904. 
PERKINS, GEO. H. 
Mineral resources of the state (of Vermont). (Rep. State Geol., 
1903-1904, pp. 16-66, 1904.) 
PERKINS, GEO. H. 
List of works on the Geology of Vermont. (Rep. State Geol., 
1903-1904, pp. 16-21, 1904.) 
PERKINS, GEO. H. 
Geology of Grand Isle county. (Rep. State Geol., 1903-1904, pp. 
103-144, 1904.) 
PERKINS, GEO. H. 
The Brandon lignite. (Rep. State Geol., 1903-1904, pp. 153-161, 
1904.) 
PERKINS, GEO. H. 
Description of fossils from the Brandon lignite. (Rep. State 
Geol., 1903-1904, pp. 174-213, 1904.) 
PIRSSON, L. V. 
Petrography and Geology of the igneous rocks of the Highwood 
mountains, Montana. Bui. 237, U. S. G. S., pp. 208, 1905. 
SEELY, H. M. 
Sketch of the Life and Work of C. B. Adams. (Rep. State 
Geol., 1903-1904, pp. 3-16, portrait, 1904.) 
SEELY, H. M 
Stromatoceria of Isle La Motte. (Rep. State Geol., 1903-1904, 
pp. 144-153, 1904.) 
SHEPARD, E. M. 
The New Madrid earthquake. (Jour. Geol., vol. 13, pp. 45-63, 
Jan.-Feb., 1905.) 
SMITH, GEO. O. (and DAVID WHITE). 
The Geology of the Perry basin in southeastern Maine. Prof. 
Pap., U. S. G. S", No. 35, pp. Ill, 6 plates, 1905. 
