IV BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 



Election of officers 486 



Election of Fellows 487 



Memoir of Edward Waller Claypole [with bibliography] ; by Theo. 



B. Comstock 487 



Memoir of George M. Dawson [with bibliography] ; by Frank D. 



Adams 497 



Memoir of Ralph Dupuy Lacoe [with bibliography] ; by David 



White 509 



Memoir of Theodore Greely White [with bibliography] ; by J. F. 



Kemp , 516 



Ordovician succession in eastern Ontario [abstract] ; by H. M Ami.. . 517 



Traverse group of Michigan [abstract] ; by A. W. Grabau 519 



Lower Carboniferous area in Indiana [abstract] ; by T. C Hopkins. 519 



Joint veins [abstract] ; by G. K. Gilbert 521 



Regeneration of clastic feldspar ; by N. H. Winchell 522 



Session of Tuesday evening, December 31 526 



Session of Wednesday, January 1 526 



Twelfth annual report of Committee on Photographs 526 



Geology of Snake River plains, Idaho [abstract] ; by Israel C. Rus- 

 sell 527 



Walls of the Colorado canyon [abstract] ; by W. M. Davts 528 



Effect of shoreline on waves [abstract] ; by VV. M. Davis 528 



Variation of geothermal gradient in Michigan [abstract] ; by Alfred 



C.Lane 528 



Age of lake Baikal [abstract] ; by G. Frederick Wright 530 



Some anticlinal folds [abstract] ; by T. C. Hopkins and Martin 



Smallwood 530 



Distribution of the internal heat of the earth [abstract] ; by T. C. 



Chamberlin 530 



Has the rate of rotation of the earth changed appreciably during geo- 

 logical history [abstract] ; by T. C. Chamberlin. 531 



Sessions of Thursday, January 2. 531 



Use of the terms Linden and Clifton limestones in Tennessee Geol- 

 ogy [abstract] ; August F. Foerste 531 



Bearing of Clinton and Osgood formations on age of Cincinnati 



anticline [abstract] ; by August F. Foerste 531 



Paleontological collections of the geological department of the Ameri- 

 can Museum of Natural History ; by Edmund Otis Hovey 532 



Meso-Carboniferous age of the Union and Riverdale formations, 



Nova Scotia [abstract] ; by H. M. Ami 533 



Origin of the limestone faunas of the Marcellus shales of New York 



[abstract] ; by John M. Clarke &35 S 



Notes on mounts Hood and Adams and their glaciers [abstract] ; 



by Harry Fielding Reid 536 



Keewatin and Laurentide ice-sheets in Minnesota [abstract] ; by 



A. H. Elptman 536 



Devonian fish fauna of Iowa [abstract] ; by C. R. Eastman 537 



Cuttyhunk island [abstract] ; by F. P. Gulliver 538 



Register of the Rochester meeting, 1901 539 



