INDEX TO VOLUME 20 



743 



Page 



Joly, J., Scientific transactions by.... 157 

 Jordan, David Starr, Some rossil fishes 



from Brazil 707 



Judd, J. W., Reference to 662 



Jukes-Brown, Reference to 433 



Kansan and pre-Kansan, Age of dis- 

 tributed gravels between 138 



drifts, Relative age of 140 



— deposits, Relationships of 139 



— drift in Tama county, Iowa 136 



Kansas, Pennsylvanian and Permian 



faunas of 702 



Karpinsky, — ■ — •, Reference to 434 



Kay, Geo. Frederick, elected Fellow. . 617 



Keele, , Reference to 430 



Keep, Jos i ah, Pyrite mines of Leona 



heights 707 



Keilhack, Konrad, Reference to der 



Lehrbuch of 176 



Keith, Arthur, Committee on Geologic 



Nomenclature, reported through. . . 620 

 Kelleys island, Plates showing glacial 



phenomena on ' . 640, 641, 642, 644 



Kemp, J. F., Reference to 662 



Kentucky coal fields, Map showing con- 

 nection between eastern and west- 

 ern 621 



Kewatin schists, Traps overlain by. . . . 206 

 Keweenawan formations, Sketch plan 



of 199 



— sediments, Igneous rock in contact 



with 207 



Keyes, Charles R., Reference to. . 503, 568 



— , Title of two papers by 621 



King, Clarence, Reference to. . . . 248, 453. 



454. 469, 566 



Kindle, , Reference to.. . 430, 539, 540. 



543, 546, 551, 572 

 Kim ms wick Fern Glen formation, 



Thickness of 266-267 



— , Missouri, Fern Glen formation fos- 

 sils near 266 



Kinderhook faunal studies, I, Refer- 



. ence to 267 



, IV, Reference to 265 



Knapp, M. A.. Faults in Silver Peak 



range first recognized by 264 



— , Reference to coal deposits 244 



Knecht, C. E., Reference to 224 



Knobstone grouo, The so-called 325 



Knowlton, F. H., cited on plant forms 

 identified from the Raton coal field, 



New Mexico 365-367 



— , Reference to 430. 594, 595, 596 



fossil plants, "Esmeralda for- 

 mation" 244 



— , Succession and range of Mesozoic 



and Tertiarv floras, paper. by 704 



Knott, W. T., Reference to 621-623 



Koken, , Reference to 434 



Kraus, E. H., Reference to 661 



Krummel, , Reference to 455, 476 



Lacoe, , Reference to 567 



Lacroix, A., Reference to 410, 411, 662 



Lake Nipigon basin. Sketch plan of . . . . 199 



— Valley beds. New Mexico 326 



Laxdes, Henry, elected Fellow 617 



Landslide in shales at Cleveland, Ohio, 



(plates 105, 106, 107) . . . 625, 627, 628 

 Lane, A. C, cited on "connate" waters. 169 



— , Reference to 661, 662, 663, 665, 699 



Laramie (so-called) of the Raton coal 



field. Unconformity in the 357-367 



Larikai valley, Saint Vincent, Figures 



showing 414, 415 



Larsen, E. S., and Fred E. Wright, 



Quartz as a geologic thermometer 



(abstract) 671 



Page 



Larsen, J. A., Reference to 430 



Lavas in Ice House canyon, Succession 



in 259 



— ■ — the Silver Peak quadrangle, Suc- 

 cession of 258-261 



— • of Silver Peak region, Summary of 



succession of 261 



— , Rhyolitic and dacite 254-255 



Latite-granophyre, Analysis of 257 



Lawson, A. C, appointed on Committee 



of Conservation 633 



— , Laccolitic sills by 200 



— — , Reference to 662 



— ■, Thesis and summary of trap sheets 



by 200-201 



Le Chatelier, , Reference to 671 



Le Conte, Joseph, cited on Columbia 



lava fields 210 



— , cited on "Laurentide revolution". . . 482 



— . Reference to 482 



Lee, Willis Thomas, Paper published 



as pages 357-368 this volume, by. . 621 



— , Reference to 671 



— , Title of paper by 357 



Lehmann, , cited on veins or dikes 



of quartz 236 



Leidy, , Reference to his work on 



extinct sloth tribe 353-356 



Leona heights, Pyrite mines of 707 



Lesley, J. P., Reference to report of 



Pennsylvania survey by 164 



Leyerett, Frank. Reference to occur- 

 rence of Lepus and Mephitis by. . . 342 



— , Reference to 134, 141-143, 639, 643 



— , Weathering and erosion as time 



measures (abstract) 638 



Levy, Michel, Reference to 661,662, 



663, 664. 665, 666. 667 

 Library, Accessions to, November, 



1908, to November, 1909 711 



Librarian. Report of 615 



Lime-secreting organisms, Calcium for 



needs of 163 



Limestone, Cherty Burlington 266 



— . Plerson 322 



— quarries near Buffalo and Louis- 



ville, plates showing 441 



Limestones, Analyses of types of. 163-164 

 — , Canada and United States Ordo- 



vician 164 



— , Chemical origin of Cambrian and 



pre-Cambrian 155 



— . Chouteau and Burlington 321-323 



— , Evolution of the 153-168 



— , Formation of marine 155 



— . Grain of the pre-Ordovician 167 



— . Origin of early Paleozoic and pre- 

 Cambrian 163 



— ■ of Belgium, Reference to Firket's 



paper on 164 



— of the Piedmont in Maryland and 



Virginia, Character and structural 

 relations of the 679 



— Ottawa river Paleozoic 159 



— , Periods of 170 



— , Rockford goniatite 325 



— , Siyeh and Sheppard siliceous 168 



— , Summarv of origin of pre-Devonian. 167 

 Linney. W.M., Reference to. . 621, 623, 624 

 Lisboa, Dr. M. A. R., Reference to. . . . 1 

 Loew, Oscar, cited on desert varnish 



of the Mo.jave desert 229 



Loewtnson-Lessing, Reference to.... 662, 



665, 667 

 Logan. Sir William, Reference to.... 200 

 — , Reference to his "Geology of Can- 

 ada" 164 



Logan. W. N.. Reference to.. 435,455.581 



Lone mountain, Granites of 250 



Lossen, , Reference to 665,667 



Low, , Reference to 543 



