INDEX TO VOLUME 16 



621 



rase 



Cushixg. IT. P.. elected Librarian 540 



— , quoted on erosional phenomena of 



Muir glacier 42, 43 



glacial erosion in the Adiron- 



dacks 51 



— , Record of remarks by 563 



— , Report by, as Librarian 539 



Cutler creek, Colorado, Sedimentary 



beds in 461 



— formation, Colorado, Age of 466-467, 496 



, General features of 461 



, Lithologic features of 461-463 



, Naming of 459-460 



, Section of 463-466 



, Stratigraphic place of 461 



, Thickness of 461 



Dale, T. N., cited on origin of chryso- 



tile veins in serpentine 134 



— , Map of lignite deposit at Brandon, 



Vermont, made by 500, 501 



Dall, W. H., cited on Alaskan geology. 392 

 — , Eocene fossils from California iden- 



. tified by 188 



Dana. ,T. D., cited on Brandon, Vermont, 



lignite 502 



causes of volcanic action 280 



origin of watercourses sur- 

 rounding Manhattan island 153 



volcanic exhalations 251 



Dartox, N. H., Chugwater formation es- 

 tablished by 492 



— cited on Creamy sandstone 492 



equivalents of the Creamy 



sandstone 491 



Fountain formation 491-492 



Minnekahta formation 492 



Opeche formation " 492 



Red bed fossils 493 



— ■ — - — Red beds in New Mexico 493 



Spearfish formation 492 



Tensleep sandstone 492 



Wyoming formation 492 



— , Correlation of formations in Black 



Hills region by 491-492 



— . Fossils found by, indicating Paleo- 

 zoic age of rocks in Virginia 345 



— , Record of remarks by 562, 579 



— , Report of Photograph Committee 



presented by 590 



■ — , Title of paper by 564 



— ; Zuni salt lake [abstract] 564 



Da vies, J. V., Aid rendered by 166 



— cited on rocks beneath East river, 



New York 167 



Davis, W. M., cited on geologv of Mount 



Desert island 583 



glacial erosion 32, 33 



hanging valleys 77 



literature of ice erosion 17 



— elected Second Vice-President 540 



— quoted on glacial erosion 33 



— , Record of remarks by. . .~. . 573, 578, 579 



— , Term "through valleys" used by. . . . 233 

 Darwin, Charles, cited on stone reef 



at Pernambuco. Brazil 2, 11, 12 



Desirade island, Features of 268-269 



Desor, E., and Cabot, E. C, cited on 



geology of Nantucket 387 



Detail (A) of the great fault zone of 

 the Sierra Nevada [abstract] ; John 



A. Reid 593 



Determixatiox of brucite as a rock 

 constitutent [abstract] ; A. A. Ju- 



lien 586 



Develop. m ext and morphology of Fe- 

 nestella [abstract] ; Edgar R. Cum- 

 ings 562 



Page 

 Devils sate, Pasadena, California, ap- 



lite dike near, Character of 199 



Dexter, Kansas, Nitrogen of gas well 



at 572 



Diabase, Analyses of 112, 113 



— , Compressibility and plastic deforma- 

 tion of. Experiments on 564-565 



— , Dike of, View of 320 



— , Gabbroid, Occurrence of, in Holyoke 



trap sheet 101-102 



— , Glass-bearing, porphyritic, Occur- 

 rence of, in Holyoke trap sheet. 101-102 

 — , Glass-lined cavity in, Figure show- 

 ing 129 



— , Diagram showing mineral constitu- 

 ents of 130 



— of Piedmont Pennsylvania, Occur- 



rence and character of 320-322 



— , Plumose, Figures showing.... 127,130 



and palagonite, from the Holyoke 



trap sheet, Paper on, by B. K. Em- 

 erson 91-130 



— pitchstone, Analysis of 113 



DiABASE-porphyry, from San Gabriel 



mountains, California, Character 



of 200 



Diamoxd reef, East river, New York 



city, Rock of 174 



Dike rocks of San Gabriel mountains, 



California, Character of 198-200 



Dikes, Composite, in Holyoke trap 



sheet, Occurrence of 108-111 



, Rock specimens from, 



Figure showing 130 



— , Diabase-aplite, in Holyoke trap 



sheet, Occurrence of 107-108 



Diller, J. S., appointed on Auditing 



committee 540 



— , Record of remarks by 574 



Divides, Lowered, in Watkins Glen 

 quadrangle, New Y r ork, Causes 



of 237-242 



■— , Examples of 233-237 



Dixie expedition to West Indies, Geol- 

 ogists of 244 



Dolores formation, Age of 451-452 



, Character of 473 



, Definition of 451-452 



.Equivalents of 493,495,496 



, Fossiliferous horizon of, Geo- 

 graphical extent of 495 



, Fossils of 468-469, 476 



, General features of 467 



, Lack of equivalents of, in Front 



Range region 492 



— — , Lithologic character of 467-468 



— — , Members of 467-468 



, Occurrence of 452, 454 



— - — , Unconformity between Hermosa 



formation and 453-459 



Dolores valley, Colorado, Red beds in. 



Correlation of 472-475 



Dominica, Boiling lake of. Paper on, 



by E. O. Hovey 570-571 



, View of 570 



Douglas river, Alaska, Naknek forma- 

 tion at, View showing 407 



Draixage features of central New 



York ; R. S. Tarr 229-242 



Drift, Glacial. Evidence of, as to gla- 

 cial erosion 22-23 



Dbumlin areas in northern Michigan 



[abstract] ; I. C. Russell 577-578 



Dbumlins in the Grand Traverse re- 

 gion of Michigan [abstract] ; Frank 

 Leverett 577 



— of New York. Abstract of paper on. . 576 

 Drupa rhabdosperma, Description of... 514 

 , Figure of 516 



