530 



BULLETIN OP THE GEOLOGICAL SOCIETY OF AMERICA 



Page 

 Hayden, F. v., cited on granite-sediment- 

 ary contact in Manitou district 142 



Hayes, C. W., Titles of papers by TJ, 479 



— ; Physiography and geology of region 



adjacent to ti'ie Nicaragua (Janal route... 285 

 Hayes, Ellen, Reference to paper read by... 19 

 Hayes and Campbell, cited on supplement- 

 ary erosion Ifil 



Heilprin, a., Reference to discussion by... 462, 



479, 490 

 Helminthoidichnites, Fitch, Description of. 236 



— meeki 236 



— (?) neihartensis 236 



— (?) spiralis 236 



Hemlock lalce, Preglaeial valley of 35 



HiLGARD, E. W., cited on the preglaeial up- 

 lift in the Mississippi basin 7 



Hill, B. F., Acknowledgments to 361 



Hill, R. T., cited on topography of Nica- 

 ragua 287 



— , Title of paper by 479 



Hinde, G. J., cited on Toronto formation 171 



Hite, H. B., Chemical analyses by 283 



Hollick, Arthur ; Some features of the 



Staten Island drift. New York [abstract] 2 



Holmes, J. A., elected Councilor 424 



— , cited on origin of Palaeotrochis 228 



— ; Mica deposits of the United States 



[abstract] 501 



— , Reference to discussion by 479, 48U, 491 



Holmes, W. H., Reference to address made 



by 479 



Honeoye lake, Preglaeial valley of 36 



Hopkins, T. C. ; Conshohocken plastic clays. 480 

 HovEY, H. C, Reference to remarks on 



death of Dr Hall by 2 



HovEY, E. O., Reference to discussion by 490 



Hudson river, Origin of the Highland gorge 



of 498 



Hunt, A. R., cited on ripple-marks 137 



Hunt, T. S., cited on Terranovan series 218 



HuRONiAN, Lower. See Lower Huronian. 

 HuRONiAN, Upper. See Upper Huronian. 



Hubbard, L. L., Acknowledgments to 15 



Hull, Edward, cited on submerged valleys 



of southwestern Europe 8 



Ice age. Evidence of epeirogenic movements 



causing and terminating 



Iddings, J. P., Reference to remarks by 



— and Whitman, Cross, cited on accessory 



minerals in granites from Westerly, 

 Rhode Island r. 



— and W. H. Weed, cited on the Belt ter- 



rane 



Illinoian drift compared with the lowan ... 



Iula gas field. Economic value of 



, Extent and character of. 



■ —, Geological structure of 



lowAX drift. Area occupied by 



, Boulders in 



, Characteristics of 



compared with the Illinoian 



Kansan 



Wisconsin 



, Margin of. 



, Origin of the name 



, Relation of the " Forest Bed " of 



northeastern Iowa to 



; Samuel Calvin 



-, Thickness of 



Iroquois beach, Warping of 



gravels. Occurrence of fossils in 



Irving, R. I)., cited on pre-Cambrian land 



surface 



relation between the Cambrian and 



Keweenawan 



the Keweenawan 



• the Upper Huronian 



Ithaca lake. Extinction of 



5 

 501 



368 



203 

 116 

 105 

 102 

 99 

 109 

 111 

 110 

 116 

 114 

 116 

 117 

 108 



113 

 107 

 112 

 168 

 165 



158 



224 



223 



Page 

 Jackson, C. T., Reference to geologic work 



by 363 



Jenney, W. p., cited on the Beulah shales... 393 . 



— , Fossil plants collected by 386 



Johnson, W. D., Title of paper by 479 



Jurassic fishes from the Black hills of South 



Dakota; C. R. Eastman 397 



— formations of the Black hills of South 



Dakota; N. H. Darton 383 



, Thickness of 387 



Kansan drift compared with the lowan 114 



Kansas, Geological structure of the lola gas 



field of. 99 



Kemp, J. F., cited on formations in the 



Champlain valley 453 



occurrence of Potsdam and Calcif- 



erous in the Adirondacks 454 



. syenite of Mount Defiance 188 



— ; Granites of southern Rhode Island and 



Connecticut, with observations on At- 

 lantic Coast granites in general 361 



— , Reference to discussion by 480, 501 



— , Title of paper by 500 



Kettle River valley. Dune sand in 353 



Keuka lake, Preglaeial valley of 40 



Keweenawan series. Description of. 223 



Keyes, C. R., cited on chemical composition 



of Maryland granites 381 



Middle Coal Measures U 



— , Reference to zonal allanite figured by.... 368 



— , Titles of papers by 12, 462 



Kinnicut, L. p.. Analysis of granite by 375 



KoLDERUP, C. F., cited on anorthosites from 



Norway 190 



rocks of the monzonite group 185 



— , Chemical analysis bj' 183 



KooNS, F. B., cited on Thames River ter- 

 races 492 



KiiMMEL, H. B., Reference to discussion by. 462 

 — , Title of paper by 462 



Laflamme, , cited on landslip in Sainte 



Anns river 489 



Lag gravel. Definition of. 3.50 



Lake Champlain valley. Upper Ordovician 



faunas in 452 



Lake Iroquois and its predecessors at To- 

 ronto ; A.P.Coleman 165 



Lake Nicaragua. See Nicaragua, lake.. 

 Lake of the Woods, Gold-bearing veins of... 495 

 Lake Superior region, ."Vlgonkian series in.. 221 



, Keweenawan series in 223 



, Lower Huronian in 223 



, Upper Huronian in 223 



series. Age of Cambrian bed resting 



on 224 



, Occurrence of fossils in 229 



, Unconformity between Cambrian 



and 224 



, Unconformities within 224 



Lane, k. C. ; Magmatic differentiation in 

 rocks of the copper-bearing series [ali- 



stract] 15 



— ; Note on a method of stream capture 12 



— , Reference to discussion by 4 



Landslip in Portneuf county, Quebec, Ex- 

 planation of. 487 



Lapworth, C, cited on fossils of the Hud- 

 son River group 456 



Lawson, a. C, cited on deposition of early 



Paleozoic rocks 159 



Le Conte, Joseph, cited on epeirogenic 



movements 5, 6 



Leonard, A. G., and H. Foster Bain ; Middle 

 Coal Measure of the western interior 



coal fields [abstract] 10 



Lesley, J. P., cited on grahamite of West 

 Virginia 277 



