INDEX TO VOLUME 23 



751 



Page 

 Dartox, N. H. ; List of underground 



temperatures in tlie United States. 50 

 — , Report of Committee on I'lioto- 



graplis by 35 



— ; Some features in tlie Grand Canyon 



of tlie Colorado River 36, 721 



Davis, C. A., Glacial deposits of the 

 continental type in Alaska dis- 

 cussed by 44, 730 



— ; Some coastal mai'shes south of 



Cape Cod 50, 742 



— , Stability of the Atlantic coast dis- 

 cussed by 49, 740 



Davis. W. M. ; Annual address of re- 

 tiring President 49. 93-124 



— , Differential erosion and equiplana- 



tion discussed by 49 



— -, Discussion of JNebraskan and Kansan 



drifts by 47 



— . (Jlacial deposits east of Cody. Wyo- 

 ming, discussed by 45. 731 



of the continental type in 



Alaska discussed by 44, 730 



— , Moraines of Ontario and western 



New York discussed by 46 



— on Committee on Correspondentship. 35 

 — : Relation of geography to geology: 



annual address of President. . . . 93-124 



I Awsox arkose. The 271 



Dawsox, Georgk M.. and R. G. Mc- 

 CuxxELL ; "Glacial deposits of 

 southwestern Alberta in the vicin- 

 ity of the Rocky Mountains," Ref- 

 erence to 707 



Day, ArthI'R L., Geophysical Labora- 

 tory of the Carnegie Institute vis- 

 ited by invitation of Director 46 



Deax, Bashford : Paleozoic fishes.. 86,224 

 Deflatiox, Landscape features of the 



Continental Divide due to 717 



Defeat I VE scheme of the geographic 

 cvcle in an arid climate ; Charles R. 



Keyes 49, 537-562 



De Kalb. Cofrtexay, quoted on the 



Pis-Pis district, Nicarauga 497 



Delt.\ cycle and its use. The 395 



— deposits (ancient) ; A. W. Grabau . . . 



48. 743 



— , Criteria for the recognition of 



ancient 48. 378-445. 743 



- — ( Mississippian) in the northern New 

 River district of Virginia ; E. B. 

 Branson ,48, 447-456, 743 



Deltas, Absence of fossils in 415 



— , Definitions, component parts, origin. 



etcetera, of . 378-445 



Dexver and Arapahoe formations. Re- 

 lation of the Dawson arkose to the. 274 



Deposits ((ilacial) in the region of 



Glacier National Park. Montana... 691 



Desert regions. Normal water action 



in • 560 



Des Moixes section. Pleistocene forma- 

 tion of the 710 



Devoxic corals. Notes on 87 



Di.\.MOXD-BEARiXG perldotite area, Ar- 

 kansas 37. 726 



DicTYOXE.M.vs of New Brunswick, Notes 



on the 83 



DiLLER, .7. S., Communication relating 

 to Powell National Park presented 

 by 44 



DixxER, annual. Society 46 



DixosAL'RS, Cretaceous and pre-Creta- 



ceous 85, 204, 208 



Draixage lines in desert regions, De- 

 velopment of original 555 



— of Seneca Valley, Reversals of 480 



Drifts, Grooved and striated contact 



plane between the Nebi*askan and 

 Kansan 47, 735 



Page 

 Eakix. H. M., Diflferentlal erosion and 



e(iui[)lanation discussed by 49 



— , Glacial deposits of the continental 



type in Alaska discussed by 44 



Eakle. Artihr S. ; Mineral associa- 

 tions at Tonopah, Nevada 70 



— ; Neocolemanite, a variety of colema- 



nite and howlite from Lang, IjOS 



Angeles County, California 70 



Earth-flow, The Gros Ventre slide, an 



active 487-491 



Eastmax, C. R., Fish fauna discussed 



by 87 



— ; .Jurassic Saurian remains ingested 



within fish 87 



— ; Mesozoic and Cenozoic fishes. . . 86. 228 

 — . Specimen genus Edestus discussed 



by 87 



Eastport quadrangle, Maine, Faunal 

 characteristics of the sediments of 



the 352 



.Structural subdivision of the 



rocks of the 351 



Election' of officers. Geological Society. 2 



Fellows, Geological Society 3 



Emersox, F. v.. Pleistocene forma- 

 tions and "loess" discussed by. . 48, 738 

 E.M.Moxs. Samuel Fraxklix, Bibliogra- 

 phy of 24 



— . Memoir of, by Arnold Hague 12 



Eocene correlations to the year 1911. 



Synthesis of 244 



— , Middle, Upper, and Lower 237, 239 



Eonc erosive activities. Toyalane and 



Lucero region 717 



EIqi'iplaxatiox in Alaska 344 



Erosioxal agents under diverse cli- 

 matic conditions 539-542 



E/o.s(o/( and Oxidation, Post-Glacial. 277-295 

 — . Baselevel of eolian 559 



— conditions, Relation of glacial and 



arid 542 



— (differential) and equiplanation in 



portions of Yukon and Alaska : 



De Lorme D. Cairnes 48.333-345 



— . Folic character of regional 717 



— in the Valley of the Great Lakes. . . . 277 



— ( stream! south of the Saint Law- 



rence-Mississippi watershed 280 



EsKER - FAXs experimentally studied. 



Structure of 51, 746 



— terraces. Significance of 285 



P^voLiTioxARY evidence ; S. W. Willis- 

 ton 86,257 



Fairchild. Herman L. ; Closing phase 



of glaciation in New York 47. 737 



— . Covev Hill revisited discussed by 36. 722 



— elected President Geological Society 



for 1912 2 



, Moraines of Ontario and western 



New York discussed by 46 



■ — . Post-glacial erosion and oxidation 



discussed by 47, 738 



Fanglo.merate. a detrital rock at Bat- 

 tle Mountain, Nevada ; Andrew C. ^ ^ 

 I^awson • • • • ' - 



Farrixgtox. Oliver Cummings; New 

 minerals from the Favas of Brazil. 



37. 728 



Failts. I'reliminary report of the Com- _ 

 mittee on the Nomenclature of.... oO 



F\rxAS of the Eastport Quadrangle. 

 Maine, Correlation of the Paleozoic. 



Fayi-.m fauna. Groups and arrangement 



of lo' 



. Location and elements of the. . . . 156 



Fellows elected. 1912 • •• • 3 



Fexxemax. N. M. : Pre-Glacial Miami 



and Kentucky rivers 51, 736 



