INDEX TO VOLUME IX 751 



PAGE 



Pottsville Formation in the Soutliern Antlaracite Coal Field, Stratigraphical 

 Succession of the Fossil Floras of the. David White. Review by 

 Charles R. Keyes ------...- 5^4 



Pre-Cambrian Literature, Summaries of Current North American. C. K. 



Leith .-.-.---.-. yg^ 4^1 



Preliminary Description of the Geology and Water Resources of the Southern 

 Half of the Black Hills and Adjoining Regions in South Dakota and 



Wyoming. N. H. Darton. Review by George D. Hubbard - - 732 



Pre-Wisconsin Till in Southeastern Massachusetts, Probable Representatives 



of. Myron L. Fuller - - - - - - - - -311 



Probable Representatives of Pre-Wisconsin Till in Southeastern Massa- 

 chusetts. Myron L. Fuller - - - - - - - - 311 



Problem of the Monticuliporoidea. I. Frederick W. Sardeson - - . i 



Problem of the Monticuliporoidea. II. F. W. Sardeson - - - - 149 



Prodromites, A New Ammonite-Genus from the Lower Carboniferous. James 



Perrin Smith and Stuart Weller --...-- 255 



Prosser, Charles S. The Classification of the Waverly Series of Central Ohio 205 



The Paleozoic Formations of Allegany County, Maryland - - - 409 



Purdue, A. H., Illustrated Note on a Miniature Overthrust Fault and Anticline 341 



Physiography of the Boston Mountains ------ 694 



Valleys of Solution in Northern Arkansas ------ 47 



Pyrenees, Excursion to the, in connection with Eighth International Geolog- 

 ical Congress. Frank Dawson Adams ------ 28 



Recent Publications ----- 92, 203, 280, 364, 467, 552, 642, 740 

 Red-Beds, Notes on the Fossils from the Kansas-Oklahoma. Charles Newton 



Gould - - ----- 337 



Reed, F. R. Cowper, The Geological History of the Rivers of East Yorkshire. 



Review by T. C. C. - - - - - - - - - 360 



Reid, Harry Fielding, The Variations of Glaciers, VI - . . - - 250 

 Reusch, Dr. Hans, Some Notes Regarding Vaerdal, The Great Landslip. 



Review by N. M. F. - - - - - - - - - 639 



Reviews : Annual Report of the Board of Regents of the Smithsonian Institu- 

 tion. (C.) ..-.------- 466 



A Preliminary Report on the Artesian Basins of Wyoming. Wilbur C. 



Knight. (R. D. S.) - - - - - - - - - - 200 



Aus den Hochregionen des Kaukasus. Gottfried Merzbacher. (J. P. I.) 359 

 Beach Structures in the Medina Sandstone. H. L. Fairchild. (N. 



M. F.) ------------ 549 



Conveyance of Water in Irrigation Canals, Flumes, and Pipes. Samuel 

 , Fortier. (G. B. H.) - - - - - - - - - - 361 



Department of Geology and Natural Resources of Indiana. Twenty- 

 Fifth Annual Report. W. S. Blatchley, State Geologist. (C. E. 



Siebenthal) - - - - 354 



Die vierte Eiszeit im Bereiche der Alpen. Von Albrecht Penck. (R. 



D. S.) ----------- - 202 



