INDEX TO VOLUME 12 



537 



Undine glacial lake, Position and extent 

 of 114 



, Terraces of... 114 



United States Geological Survey, Photo- 

 graphs presented by 465 



Upham, Warren ; Giants' kettles eroded by 

 moulin torrents 25 



— , Glacial lake Upham named from 125 



— cited on Animikie quartzite of Minne- 



sota 345 



erosion in valley of Saint Croix 316 



lake Aitkin 120 



Hamline 118 



Mahtomedi 119 



glacial lakes, Minnesota 113 



oscillations of levels 144 



— ; Pleistocene ice and river erosion in the 



Saint Croix valley of Minnesota and 



Wisconsin 13 



— , Title of paper by 11 



Upham glacial lake, Position and extent of. 124 

 Upper Cretaceous rocks. Thickness of, in 



the Canadian Rocky mountains 78 



Utah, Northwestern, structure of Basin 



ranges of 219 



Valleys, Broad, of the Cordilleras 271 



— , Cordilleran See Cordilleran valleys. 



— , Erosion and infilling of 281, 284 



Vancouver island, Triassic rocks of.. 73 



— series, Occurrence and character of 73 



, Thickness of 73 



Van Hise, C. R., cited on rocks of the Peno- 



kee-Gogebic range 357, 361 



— quoted on rocks of the Penokee-Gogebic 



range 358 



gradation of fragmental into crys- 

 talline rocks i 358 



— , Bayley, and Smyth quoted on quartz and 



garnet as evidence of metamorphism.... 372 

 Van Horn, Frank R. ; Andesitic rocks near 



Silverton, Colorado 4 



Van Ingen, Gilbert, quoted on occurrence 

 of Trenton conglomerate near Newburg, 



New York 162 



— occurrence of Trenton conglomerate 



near Wappinger falls, New York 163 



Vermilion olifes. Landslides of the Echo 



and 485 



Vermont, Potholes in 35 



— , Terraces on Saxtons river near Bellows 



falls in 485 



Virgin range, Nevada, Structure of. 233 



Virginia range, Nevada, Structure of. 231 



Volcanic ashes, Distribution of. 53 



, Origin of 55 



— phenomena on Hawaii ; C. H. Hitchcock.. 45 



— roclcs of Keweenawan area of eastern 



Minnesota, Occurrence and character 



of 321, 322, 323, 326, 327, 333, 335, 341, 342 



— vents of the early Miocene, Situation of.. 81 



Walcott, C. D., cited on Cambrian fossils... 66 



deformation in the Great Basin 



province 242, 243 



— Lower Cambrian fossils 154 



■ — quartzite 151 



— • structure of the White Mountain 



range 2.38 



— elected President 453 



— , Paper read by , 461 



— , Photographs by 465 



— , Record of remarks by 461, 483, 491 



— , Section across Pinon range made by 223 



Waldron shale, Character and occurrence 



of 407 



, Fossils of/from Tennessee 442 



Page 



Walker River range, Nevada, Structure 

 of 231 



Warren, G. K., cited on geologic history of 

 the Mississippi and Saint Croix rivers... 22 



Watson, Thomas Leonard, Election of 1, 454 



— ; Weathering of granitic rocksof Georgia. 93 



— , Title of paper by 480 



Weathering of granitic rocks of Georgia ; 



Thomas L. Watson 93 



Weidman, S., cited on the Utley metarhy- 



olite , 388 



Weller, Stuart, cited on faunal changes 



accompanying passage from Trenton 



limestone to overlying shale 163 



— elected a Fellow 1, 454 



— and Henry B. Kiimmel ; Paleozoic lime- 



stones of Kittatinny valley. New Jersey.. 147 



, Title of paper by 472 



Western Interior coalfield. Carboniferous 



deposition in, figure showing 193 



, Correlation of Alleghany section 



and 187 



, Table of formations in 186 . 



— Superior glacial lake, Beaches of 21 



, Duluth lake a synonym for 121 



, Outlet of. 21 



West Humboldt range, Nevada, Structure 



of 225 



Weston, T. C, Fossils found by 305 



— J Work of, on Silurian and Devonian rocks 



of Nova Scotia 304 



White, C. A., unconformity at base of Coal 



Measures in Mississippi valley 174 



White, David; Age of the coals at Tipton, 



Blair county, Pennsylvania 473 



— cited on correlation of the Des Moines 



series 187 



fossil plants of the Clinton region, 



Missouri 185 



— • Trenton faunas in New York 158 



— quoted on floras of the Arkansas Coal 



Measures 185 



White, I. C, cited on age of coals at Tipton, 

 Pennsylvania 474 



— elected Treasurer 453 



— , Fossils obtained by, from Tipton coal 



mine, Pennsylvania 475 



— , Record of remarks by 462 



— , Treasurer's report by,.... 450 



Whiteaves, J. F., cited on Cambrian fossils. 66 



— Cretaceous in Canada 74 



Devonian in Canada 69 



fossils from Graham island 83 



of the Iltasyouco beds 76 



White Mountain range, California, Struc- 

 ture of , 238, 239 



White Pine range, Nevada, Structure of 227 



WiLLARD, E. B., Analysis by 7, 8 



Williams, E. H., Jr.; Alleged Parker chan- 

 nel (The) [abstract] 463 



Williams, H. S ; Points involved in the 

 Siluro-Devonian boundary question [ab- 

 stract] 472 



— , Record of remarks by 472, 473 



Willis, Bailey, Photographs by 467 



Willis, Warner, Analyses of sand concre- 

 tions by 176 



WiLLMOTT, , cited on beaches north of 



the Great lakes 139 



WiNCHELL, N. H., cited on geology of the 



• Saint Louis river, Minnesota 317 



preglacial course of the Mississippi. 17 



— elected First Vice-President 453 



— ; Glacial lakes of Minnesota., 109 



— , Title of paper by 479 



WiNSLOw, A., cited on the Grady coal 181 



Wisconsin, Altitudes along the Saint Croix 



river in 15, 16 



— , Duration of interglacial stage in the 

 Saint Croix valley of , 19 



