.764 



BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 

 D'Invilliers, E. V., cited on Allegheny 



formation in West Virginia 153 



Clarion coal bed 82 



coal bed on Stone Coal branch, 



Logan county, West Virginia 153 



Conemaugh formation in West 



Virginia 216 



section in Cambria county, 



Pennsylvania 168-169 



Cambria county, Penna. . 90 



Center county, Penna ... 89 



-—on Cobbs creek, W. Va. 152, 215 



Marsh fork of Coal river, 



West Virginia 151-152 



sections in the Wilmore sub- 

 basin, Pennsylvania 83-84 



■ Snowshoe coal field 81-82 



"Dirty Nine-foot." See Franklin coal 



bed. 

 Discovery of the Schoharie fauna in 



Michigan, by A. W. Grabau . . . 718-719 

 Disenchantment bay, Changes of level 



in 57-58 



-, Character and formation of mus- 

 sels at : 41 



till shorelines at 38-39 



, Earthquake avalanches at 48 



— wave at 49 



explored by I. C. Russell 34 



, Faulting along 61-62 



, Location of 32 



, View showing barnacles and mus- 

 sels at plate 17 . 



■ — •' elevated beach on, plate 14. 



— — ■ ■ sea cave on east side of, 



plate 13. 



— — ■ shoreline at, plate 18 ... . 



rock bench on east shore of, 



plate 13. 



Distribution of drumlins and its 

 bearing on their origin, bv F. B. 

 Taylor 



Dodd and Mead, Title of book published 

 by 



Doddridge county, West Virginia, Sec- 

 tion at 



Dodwelu, A., and T. F. Rixon, cited on 

 geology of the Olympic forest re- 

 serve . 452, 



• — , Title of paper by 452, 454 



DoleritEj Occurrence and character 



of 426-428 



Dolomite, Occurrence, character, and 



thickness of 288, 506, 558-559 



Dolores plateau, Colorado, Gravel ter- 

 races on 269 



DowlinGj D. B. ; Cretaceous section in 

 Moose Mountain district, southern 

 Alberta 295-302 



— , Note by 302 



— , Title of paper by 711 



"Downstream/' Note on use of term. . 303 



Dress er, J. A., cited on gabbro-diorite 



of mount Orford, Quebec 511 



— ; Igneous rocks of the eastern town- 



ships of Quebec 497-522 



— , Record of remarks by 694 



— , Title of paper by 509, 515, 694 



Drumlin structure and origin, by H. L. 



Fairchild 702-706 



Drumlins,, Composition and structure 



of 704-705 



— , Distribution of, and its bearing on 



their origin, by F. B. Taylor 726 



■ — ■, Form and size of 704 



— , Massive development of the Ontario 



plain in 703-704 



— , Mechanics of formation of 705-706 



— of Michigan, by I. C. Russell 707 



— , Orientation of 703 



— , Origin and occurrence of 726 



40 

 37 



36 

 42 



30 



726 

 471 



207 



457 



Page 



Drumlins, Origin, character, and dis- 

 tribution of .• 703 



— , Relation of, to moraines and glacial 



' lakes 705 



topography and rock 



strata 703-704 



Duerst, , Animal remains of the 



Central Asia kurgans identified by . 648 



Duivels Kantoor, Transvaal, Location 



of 434 



Dunkard coal measures, Synonymy of. 69 



— , Use of term 68 



Dun more coal beds, Character and 



thickness of 223-224 



Dunn, , cited on shales and tillites 



of the Dwyka formation 406 



Durango, Colorado, Gravel-covered ter- 

 races near 268 



Dutoit, , Reference to excursion 



under guidance of 383 



Dutton, C. E., Name caldera proposed 



by 485 



— quoted on the character, formation, 



and age of Diamond head, Oahu. . . 472 

 Dwyka-Ecca series, Occurrence and 



thickness of 407 



— floor, Character of glaciated, near 



Ngotshe, Vryheit 406-409 



— - — , Occurrence of glaciated, at River- 



ton and Kimberley, S. Africa. 411-412 

 ■ — ■ formation, Antiquity of . . 406 



— — -at Vereeniging, Transvaal, Char- 



acter and structure of 409-411 



— — , Discussion of 400-420 



, Extent and stratigraphic rela- 

 tions of 400-401 



— — , General features of 400-413 



— ■ — , Glacial origin of 401 



- — ■ — near Matjesf ontein, South Africa, 



Character of 401-403 



— — , Section of, at Vereeniging, Trans- 



vaal 409 



, Summary concerning 413-414 



, Thickness and structural rela- 

 tions of 403, 408-409 



, Views showing, plates 51, 52,53. 450 



— glacial formation, Outline map of 



area occupied by 379 



, Thickness of 382 



— glaciation, Effect of change of 



climate on 415-416 



, Effect of shifting of the poles on. 



419-420 



— — subtropical belt on, In- 



creased migration of the 418 



— ice-sheet. Character and extent of . . . 413 

 ■ — , Climatic effect upon 414 



— (Pre-) formation, Character of the 



surface of 413 



— tillite, Occurrence of 391 



— ■ — , View showing.. plate 50. 450 



— time, Climatic conditions of.... 415-420 



temperature, Changes in * . . 415 



, Topography of South Africa in. 



414-415 



Eagle Ford formation, Character and 



thickness of 625 



— formation, Character and thickness 



of 301 



Earthquake avalanches in Yakutat 



region 47-48 



— of 1899, Description of Yakutat. . . 30-32 

 — , Destruction of life caused by Yaku- 

 tat 43-44 



— , Native testimony of the Yakutat. . 45-46 



— waves in the Yakutat region 48-50 



Earthquakes, General characteristics 



of 721 



East Twin river, Olympic peninsula, 

 View showing sandstone dike near, 



plate 58. 466 



