698 



BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



CusHETDNK mountain. Intrusive traps 



of the 208 



CnsHiNG, H. P. ; Asymmetric differen- 

 tiation in a battiylith of Adiron- 

 daclf syenite 477-492 



— cited on gabbro dilte near Nicliol- 



ville 486 



— elected Librarian 570 



— , Librarian, Report of 569 



— , Title of paper by 644 



Cylichna oryza. Location of 520-521 



Gyprina islandica, Location of 520-521 



Dall, W. H.. Acknowledgments to 



— , List of fossils corrected by 



Daly, Reginald A., cited on Adiron- 

 dack syenite 



pre-Cambrian formations .... 



— , Title of paper by 



Da.xa. .Tames D., cited on the Canadian 

 shield of North America 



— , Reference to 



Darton, N. H., Acknowledgments to. . . 



— cited on structure of Cushetunk and 



Round mountains 



the Palisades sill... 204, 



trap rocks of the Newark sys- 

 tem 



Zuni Salt lake 



— • quoted on character of Intervals of 

 the Newark system 



— , Report on photographs made by .... 



— , Title of paper by 



Darwin, Ciiarle.s, Reference to 



Davies, Acting President, Annual ad- 

 dress read by 



Davis, Darrel H., Acknowledgments 

 to 



Davis, W. JI., Acknowledirraents to.... 



— cited on marl of freshwater lakcv^ . 

 ^.Record of remarks by 610,612, 



614. 621, 626, 



— , Reference to 



Dawson, G. JM., cited on the Rocky 



Mountain region in Canada 



Dawson, J. W., "Leda clays" studied 



by • 



— , Peat underlying till described by. . . 



— , Term "Leda clay" used by 



Decor 4.H shale. Descrintion of 



Deep River Triassic, Structure of the. . 



— rook valleys. Erosion of 513 



Detritus. Transportation of. by G. K. 



Gilbert (abstract) 657 



Devils tower, Wvoming, Origin of. 



319, 



Devonian. Continental structure dur- 

 ing the 



Diamonds in North America, Occur- 

 rence of 



Di.vstrophism, Effect on continental 

 structure of 



DiLLER. .1. S., elected First Vice-Presi- 

 dent 



DoDDi-iDGE county. West Virginia, Sec- 

 tion at 



DODOE. V.'. W.. Pleistocene fossils at 

 Winthron, JIassachusetts, noted by. 



Dome structure in conglomerate, by 

 Ralph Arnold 



Donegal township. Red beds in 



Drift. Occurrence in Michigan of. . -3.3.3 



Dri'mlins. Age of •''>49 



— , Sketch showing relation of clay to. 



Duchesne river. Section on 



. Source of 



— valley. Shales in the . 



DnNKARO coal area. Extent of '. . 



lied, Occurrence and thickness 



of 107, 108. 123, 



511 



518 



478 

 397 

 624 



393 

 233 

 441. 



20S 

 205 



201 

 2] 7 



205 

 611 

 653 

 233 



338 

 304 

 26 

 613, 

 635 

 302 



397 



530 

 544 

 528 

 194 

 654 

 514 



659 

 304, 

 3Z0 



393 



649 



392 



569 



87 



509 



615 

 119 

 336 



550 

 550 

 434 

 294 

 297 

 95 



138 



Page 



DUNKARD formation 95-142 



, Correlation of 95-112 



east from Alleghenies 112, 113 



Monongahela river 113-115 



, Flora of the 172, 173 



in Georges Creek area 112 



Mar.vland, Composition and 



thickness of the 113 



— Ohio 131 



northern Panhandle of West 



Virginia 129 



— • AVest Virginia 138-142 



, Location of coal bed in 45 



— ■ — , Nomenclature of 96, 97 



, Thickness of coal beds of 96 



west from Monongahela river. 115-129 



Dutton. C. E., cited on geology of 



Mount Tavlor region 304-306, 



308, 318, 319 

 — ■ quoted on age of lava flows in 



Mount Taylor region 308 



use of the term "isostacy" . . . 402 



— , Reference to paper by . . . .• 324 



Dwight, William Bfck, Memoir of, 



by F. .1. H. Merrill 571-572 



Eagle limestone. Occurrence of 148 



Earth-flows at the time of the San 

 Francisco earthquake, by Robert 



Anderson (abstract) 643 



Earthquakes, Changes in Mediter- 

 ranean floor resulting f rom ... 244-240 



of elevation resulting from 240 



— .Effect on glaciers in Alaska of 280 



upon underground drainage of... 226 



— , Fractures of under-sea cables at 



time of 243, 244 



Editor, Report of 56S 



Eldridge, G. H.. Reference to 325 



El Paso. New Mexico, Fossils discov- 

 ered in beds at 215 



— ■ — , Volcanic regions in neighborhood 



of 211, 213 



Emerson, B. H.. Record of remarks by. 624 



— , Title of paper by . 612 



E.MMONS, S. F., Geologic history of the 



T'inta range described by 4.28 



— , Record of remarks by 614 



— , Title of paper by , 635 



— , Uinta mountains 287-302 



Enxio rifi-cr-ttis. Location of 520-521 



Eocene beds of the Green River basin. 



Fossils of the 289 



— , Folding in the Rocky Mountain 



province during the 406 



Erosion and sedimentation. Paper on. 613 



— -of clay due to ice action 539-541 



deep rock valleys. Age of.... 513-514 



. Description of 513 



Norwegian hanging valleys.. 422-424 



— on illchigan rivers 333-350 



Eschara eleufDitiiln. Location of. . . 520-521 

 Etna sandstone. Occurrence and char- 

 acter of 140 



Eupogjiras Jienihdrdiift, Location of. 520-521 

 Eureka springs, Sandstone masses at. 252 

 Evans. A. W., cited on flora of the 



Mauch Chunk formation 462 



Evaporation. Concentration resulting 



from 15-19 



Everett. Massacliusetts, Occurrence of 



non-fosslliferous clavs at 529 



— , Occurrence of overlying till at.... 510 



Everton limestone. Occurrence of 252 



— ■ — , Unconformitv at top of 252 



Ewing. a. D., Acknowledgment to.... 54 

 Expenditures, Statement of receipts 



and 567 



