INDEX 



887 



Tr uckee Miocene — Shoshone EaDge . 

 Toyabo Bange. 



.639, 



Truokee Valley, coal in 



White Plains 



vertebrate remains .in .. 



Eakge , 



Archsean 



basalt 



diabase , 



granite 



rhy olite 



TutibPeak 



ElVEB Kegion 



Valley, Humboldt Pliocene 



Lake La Hon tan terraces 



Truckee Miocene 



TUCUBITS MOUMAINS 



Emfgrant Caiion 



fault in Wahsatch limestone.. 



Tulasco Peak 



Tipper Helderberg fossils 



Tufa deposits, calcareous. - . .454, 473, 741, 746, 790, 702, 

 Tulasco Peak, Tucubits Mountains, Lower Coal- 



Measures.. 



rhy olite 



Turtle Bluffs, "Wyoming Conglomerate 



Turtles in Colorado Cretaceous 



Tuscarora, Independence Valley, andesite 



augite-andesite... 



propyiite 



Tu-tib Peak, Truckee Eange, altitude 



diabase 



rhyolite 



Twin Peaks, "Wahsatch Kange, Archaean 



Cambrian 



Granite-porphyry . . . 



Page. 



640, 642 



631 



849 

 770 

 631 

 803 

 804, 806 

 810, 811 

 811,813 

 806 

 813 

 803 

 817 

 817 

 818 

 849 

 523 

 524 

 524 

 525 

 524 

 818, 822 



525 

 526 

 246 

 296 

 610 

 611 

 610 

 803 

 813 

 813 

 358 

 366 

 361 



"Uinta Eocene, age of 307,315 



KernEidge 314 



thickness 308 



Kange, amount of erosion in 198, 202 



anticlinal axis of 256, 257, 258, 267, 323 



Aichsean 198,201 



Cambrian 199 



Cretaceous 200,201 



course of Green Eiver in 194, 205, 282 



difficulties of exploration 195 



form of folds 200, 201, 283, 286, 323 



Jurassic 200 



limit of forest-growth 195 



moraines 257,300,310 



Permo-Carboniferons 199 



relation to the Wahsatch Range 316 



thickness of Mesozoio formations 200 



Weber Quartzite 199, 256, 



287, 323, 325 



Tertiary seas north and south of 225 



Triassio 200 



Upper Coal- Measures 199 



Unconformity (apparent) in Weber Quartzite 199, 273, 299 



Carboniferous and Triassic in Nevada . 690 



Cretaceous and Eocene . . .220, 229, 231, 235, 239, 



313, 331, 336, 392 

 Cretaceous and Jurassic, Wahsatch 

 Kange 315,371,382,391 



Page. 

 Unconformity, Green Kiver and Bridger Eocene. .211, 218, 243 

 Green Kiver Eocene and Hmuboldt 



Pliocene 502 



Truckee Miocene and Humboldt Plio- 

 cene 820 



Veraaillion ' Creek and Green Kiver 



Eocene 210,213,220,227,210 



Wyoming Conglomerate and Eocene. 226 



Upper Beau Eivek Valley 330 



Upper Coal- Measures, Battle Mountains 669 



Bear Kiver Narrows 338 



East Branch of Duchesne... 305 



Black's Fork (head) 255 



Connor Peak 452 



conglomerate in 325 



Diamond Peak 272 



East Mountain 281,283 



Euelid Peak 521 



Lily's Canon 280 



OrfordPeak 508 



Peoquop Eange 507, 508 



PilotPeak 497 



pyrites in 285 



Kavenswood Peak 638 



Khodes'sSpur 313 



Section Eidge 285 



Sheep Creek trail 290 



Tank Peak 284 



Uinta Eange, described 199 



Ute Peak, Uinta Eange 288 



Upper Weber Canon 321 



Vermillion Creek 274 



Weber Canon 388 



Tampa Canon 287 



Tampa Peak "279 



ZenobiaPeak 287 



Helderberg fossils, Emigrant CaBon 524 



Ogden Cation, Ute limestone 416 



Weber Canon, Upper Coal-Measures 321 



Tampa K iver, Moore's Fork, basalt 184 



Jurassic 183 



Triassio 184 



Up-Eiver Peak, Elko Eange, rhyolite 602 



Utah Basin 311 



Hill, Black Eock Mountains, rhyolite-breccia . 795 



Lake Eegion 343. 



Valley . 441 



terrace lines 441 



Ute Fork, Uinta Eange, canon within jafion 301 



glacial moraines 300, 310 



limestone, Bear Elver Plateau, thickness 415 



Call's Fort, Wahsatch Eange 405 



Little Cottonwood Canon 363 



Muddy Cafion 410 



Ogden Caiion 399 



Upper Ogden Cafion 416 



Peak, Wahsatch Eange, described 409 



Uinta Kange, Weber Quartz ite 288 



Valley of B urnt Fork, Dakota Cretaceous 259 



Jurassic 259 



Triassic 259 



erosion of Cooper Cretk 85 



OF THE Medicine Bow Eivek 142 



North Platte 152 



