540 



BULL. GEOL. SOC. AM. 



Page 



Theralite in tlie Crazy mountains 450 



Thermometamorphism in igneous rocks ; Al- 

 fred Harker 16 



Thompson limestone. Description of. - :;7:;. k)3 



Tierra mi. am a. Definition oi term 8!) 



Tiffany, A. s.. Record of discussion by Si 



Timor, Formations of * 14 



Tornebohm, A. E., Cited on rock structure... 238 



Trail beds, Description of . ::74 



Trask, J. D., Collections by 414 



Trenton fish remains 158 



— limestone, Analyses of 358 



, Definition of 356 



T i ; i is and Jura of California 395 



— (The plant-bearing deposits of the Amer- 



ican) ; Lester F. Ward 23 



— of Alaska 495 



California 372 



Trigonia bed, Description of 406 



— naviformi8 r Naming of species 407 



— . New species of 402, 405 



— oblit/ua, Naming of species 4n7 



— plumasensis. Naming of species 4<>7 



Tschernyschew, Th., Cited on European oil 



fields 194 



Tuomey, M., Cited on echinoids 105, 107 



Turner, H. W., Cited on California geol- 

 ogy 371, 372 



faulting 393 



Tyrrell, J. B., Photographs by 482 



Ulrich, E. O., Cited on Trenton shales 349 



Unconformities in California 378 



Minnesota 353 



the Sierra Nevada 428 



Upham, Warren, Acknowledgments to 335 



— . < lited on < lambrian conglomerates 337 



glacial lakes 491 



Minnesota stratigraphy :;4l 



mountain structure 452 



Pleistocene terraces 487 



— ; Inequality of distribution of the engla- 



glacial drift 134 



— , Record of discussion by 133 



— , Reference to field work of 493 



opinions of 488,490 



— ; Relationship of the glacial lakes Warren, 

 Algonquin, Iroquois and Hudson-Cham- 

 plain 484 



— ; The Champlain submergence 508 



Upson clays, Description of 224 



Val Verde flags, Description of - 221 



Vandergrift, J. J., Acknowledgment to 193 



Van Hise, C. R., Cited on interstitial 



growth 336, 345 



-"—supposed Huronian rocks 335 



— . Committee on Winchell resolutions 13 



— , Eulogium of Alexander Winchell by 58 



— , Record of discussion by... 22, 55, 124, 127, 134 



— , Resolution of thanks by 151 



Vani'xem, Lardner, Cited on Scolithus 33 



Vermiceras crossmani, Naming of species ... 411 



Vermicular sandstone. Definition of 288 



Vermont, Stookbridge limestone of 514 



Verrlll, A. E., Cited on Paleozoic corals 262 



Vertebrates, Silurian 153 



Virginia, Triassic of 25 



Volcanic areas of New Mexico 98 



— rocks of California 370. 421 



Lake district 22 



Yi lcanism in Alaska 495. 496 



Montana 448 



\V \ m;kn, W., Cited on Indian paleontology... 14 



the Jurassic of India 409 



Wachsmtjth, Charles, Letter from, on Cali- 

 fornia fossils 428 



Page 

 Wadsworth, M. E., Cited on peridotites from 



California 431 



Walcott, C. D., Cited on aire of "Quartz 



rock" 37 



■ California fossils :;7i 



Carboniferous fossils. 308 



Scolithus 34,42 



— . Identification of fossils by 375. 376, 516 



— , Photographs by 480 



— ; Preliminary notes on the discovery of a 

 vertebrate fauna in Silurian (Ordovician) 



strata 153 



— , Record of discussion by 55 



— , Title of paper by '. 23 



Wanner, Atreus, Cited on Scolithus 41 



Ward, Lester F., Discussion by 15 



— , Record of discussion by 31 



— ; The plant-bearing deposits of the Amer- 

 ican Trias 23 



Warren, Lake 484 



Warsaw beds, Definition of 29:; 



— , Section at 286 



Watertciwn. Pleistocene shore lines near.... 488 



Webb bluff, Section at 228 



Weed, W. H., Cited on Cretaceous rocks of 



Montana 446 



Montana coal fields 309 



■—, Photographs by 481 



— ; Two Montana coal fields 301 



Welling, J. C . Welcome on behalf of 2 



Weston, T. C, Photographs by 48i 



West Virginia. Oil field in... '. 187 



— , Permian fossils of. 217 



Wheeler, G. M., Cited on altitudes 41s 



White, C. A., Cited on Carboniferous fossils.. ".08 



Coal Measures 120 



Cretaceous fri-sli water fossils 330 



of Texas 224 



geology of California 414. 425. 4::.S 



■ — Jurassic fossils 409 



Kinderhook beds 289 



■ Osage limestone 291 



Permian fossils 217,459 



— = principles of correlation 44 



Saint Louis limestone 295 



supposed Huronian rocks 335 



unconformities 110 



— , Committee on Winchell resolutons 13 



— , Discussion by 14 



— , Eulogium of Alexander Winchell by 58 



— , Quoted on Paleozoic corals 272 



White, I. C, Cited on Coal Measures 120 



the "anticlinal theory" 193 



— , Discussion of isostasy by 503 



— , Election of, as Treasurer 454 



— ; Fossil plants from the Wichita or Per- 

 mian beds of Texas 217 



— , Record of discussion by 460 



— ; The "anticlinal theory" of natural gas.. 204 

 — : The criticisms of the "anticlinal theory" 



of natural gas 215 



— ; The Mannington oil field and the history 



of its development 187 



— , Titles of papers by 459 



Wiin 'eaves, J. F., Acknowledgment to 269 



White River formation in Nebraska 519 



Whitfield, R. P., Cited on Carboniferous 



fossils 309 



Jurassic fossils 410 



— Paleozoic corals 257 



Scolithus 39 



Whitney, J. D., Cited on altitude of mount 



Whitney 410 



Ammonites colfaxii 436 



California geology 370, 397, 414, 438 



prairies 73 



quartz veins 442. 414 



the Sierra Nevada 419. 42". 



— , Quoted on the Sierra Nevada 420 



Win in, esf.y, C. C, Cited on glacial lakes 484 



Wn an \ beds, Discussion of 459 



