INDEX TO VOLUME XII 761 



PAGE 



Orbicular Gabbro-Diorite, from Davis Co., North Carolina. Thomas L. 



Watson _.---------- 294 



Ozark Uplift, Deposition of the Carboniferous Formation of the North Slope of. 



Sydney H. Ball ----------- 33S 



Paleontology, The Correlation of Geological Faunas, A Contribution to Devo- 

 nian. Henry Shaler Williams. Review by Stuart Weller - - - 279 

 Peet, Charles Emerson, Glacial and Post-Glacial History of the Hudson and 



Champlain Valleys --------- 415^ 617 



Pennsylvania, Physiographic Studies in Southern. George W. Stose - - 473 



Perry, Joseph H., Geology of Monadnock Mountain, New Hampshire - - i 

 Petrography, IJber die gegenseitigen Beziehungen zwischen der Petrographie 



und angrenzenden Wissenschaften. Ferdinand Zirkel - - - - 485 



Physiographic Problems of Today. Israel C. Russell ------ 524 



Physiographic Studies in Southern Pennsylvania. George W. Stose - - 473 



Physiographic Terms. R. D. Salisbury ------- 707 



Pleistocene Geology of the Sawatch Range, near Leadville, Colo. S. R. Capps 



and E. D. K. Leffingwell --------- 698 



Pre-Cambrian Literature for 1902-1903, Summaries of. C. K. Leith - 52, 161 



Problems of Geology. Charles R. Van Hise - - - - - - - - 589 



Profile of Maturity in Alpine Glacial Erosion. Willard D. Johnson - - 569 

 Prosser, Charles S., Description and Correlation of the Romney Formation of 



Maryland ------------ 361 



Pyroxenites of the Grenville Series in Ottawa Co., Canada. C. H. Gordon 316 



Quartz-Feldspar-Porphyry (Granophyro Liparose-Alaskose) from Llano, Tex. 



Joseph P. Iddings ---------- 225 



Quinte, Cuspate Forelands along the Bay of. Alfred W. G. Wilson - - 106 



Reade, T. Mellard, The Evolution of Earth Structure. Reviewed by W. H. E. 280 

 Recent Publications - - - - - - - - 67, 180, 566, 665 



Reid, Harry Fielding, The Variations of Glaciers, IX - - - - -252 



Relations of Gravel Deposits in the Northern Part of Glacial Lake Charles, 



Mass. Frederick G. Clapp -------- 198 



Relationships and Habits of the Mosasaurs. S. W. Williston - - - 43 



Reptiles, Notice of Some New, from the Upper Trias of Wyoming. S. W. 



Williston ------------ 688 



Reviews : 



Adams, George I., assisted by A. H. Purdue and E. F. Burchard; Zinc 



and Lead Deposits of Northern Arkansas. Reviewed by W. D. S. - 663 

 American History and its Geographic Conditions. Ellen Churchill 



Semple. Reviewed by H. H. B. - - - - - - - - 176 



Arkansas, Zinc and Lead Deposits of Northern. George I. Adams, 



assisted by A. H. Purdue and E. F. Burchard. Reviewed by W. D. S. 663 

 Ball, Sydney H., and Smith, A. F., Geology of Miller County, Mo. 



Reviewed byH. L. - - - - - - - - - - 410 



Black Hills, The Economic Resources of the Northern. J. D. Irving. 



Reviewed by W. D. S. --------- 661 



