546 



INDEX. 



Towers, ruinied, double- walled 389,392 



siugle-walled 385, 415, 425 

 triple-walled 398 

 Trachorheites 213 



review of 111 

 Trachyte 214 



No. 1 215 

 No. 2 218 

 No. 3 222 

 No. 4 224 

 Trapa borealis 518 



? microphylla 518 

 Tremax, Columba 531 

 Trenton period, tables of 130 

 Triangulatiou, list of primary stations 285 

 method ot adjusting 282, 



284 

 primary. Report on 277 

 probable errors of 282 

 Triassic formation, tables of 128 



period 26 

 Trias (Red Beds) 164, 166, 171, 172, 179 



review of 107 

 Two- water Creek 355 

 Ulmacese 508 

 Ulmns affinis, 508 



Californica 508 

 pluriuerva 508 

 pseudo-fulva 508 

 tenuinervis 508 

 Umbelliflorse 512 

 Uncompahgre Plateau 164, 170 

 River 170 



profile of 337 

 Valley, arable land in 334 



as a grazing area 345 

 Unga-too-wiss Valley 365, 366 

 Uplifts and upthrusts 41 

 Upper carboniferous, tables of 129 

 Uraninite, analysis of 153 

 UrticinsB 508 

 Urticineae 491 



Utensils and weapons, manufacture of 467 

 Vaccinium Friesii 512 



reticulatum ? 512 

 Valle Colorado 173 

 Vale Disappointment 366 

 Valencia, amount of water used in irri- 

 gation in 321 

 Valley, Owen's 470 

 Valleys 12 



Venereal diseases, Mojave treatment of 470 

 Viburnum anceps 511 

 asperum 511 

 dichotomum 51.. 

 Goldianum 511 

 Lakesii 511 

 lanceolatum 511 

 marginatum 510 

 Nordenskioldi 511 

 platanoides 510 

 rotundifolium 510 

 solitarium 511 

 Whymperi ? 511 

 Vitis crenata 512 

 Olriki 512 

 sparsa 512 

 Volcanic eruptives, acidic 213 

 basic 245 

 table of 262 



Volcanic formations, review of 111 



rocks of North America 204 

 Vegetation, White River 68 

 Waddel Creek 362 

 Wahsatch'sgroup 79, 81, 123, 174, 176, 177, 



181, 184 

 Wahsatch group, fossil plants from 184 

 Wampita Peak 366 

 Water pockets 448 

 Weapons, manufacture of 467 

 Weinmannia rossefolia 518 

 Wells, Montezuma 476 

 West Axial Basin 371 

 Salt Creek 174 

 Wet Mountain Valley as a grazing area 345 

 Wheelerite, analyses of 153 

 Whipple, Lieutenant 462 

 White, C. A. 181 



Dr. C. A., report of 5 

 White-Earth group 216 



River, arable land on 335 

 White River 164 



agency 353, 364 

 arable areas of 337 

 district, stratigraphy 71 

 topography 66 

 vegetation 68 

 drainage 65 

 grazing lands of 346 

 gauging of 59 

 Widdringtonia ? complanata 499 

 Wife, selection of (Apaches) 465 

 Wilson, A. D. 189, 191, 193, 383 



report of, on primary trian- 

 gulation 277 

 William? Fork Valley 363 

 Wonsits Valley 369, 372 

 Woodwardia latiloba 497 

 Woven textures, matting 407 

 Yam-bi-tsi 465 

 Yampa 465 



and White River Divide 366 

 District, climatic and economi 



notes on 373, 374, 375 

 River .370 



arable areas of 338 

 grazing lands of 347 

 gauging of 59 

 Yarrow, Dr. H. C. 401 

 Yellow-Jacket Pass 364 

 Yumas, location of 461 

 Zamiae 499 



Zamiostrobus ? mirabilis 499 

 Zanthoxylese 518 

 Zanthoxylon diversifolium 518 



juglandinum ? 518 

 Zinc-mining, review of 121 

 ZingiberacesB 501 

 Zingiberites dubius 501 

 Zircon, analysis of 153 

 Zizyphus cinnamomoides 516 

 distortus 516 

 fibrillosus 516 

 hyperboreus 516 

 Meekii 516 

 microphyllus 516 

 piperoides, 516 

 Zonarites digitatus 488 

 Zoology, paleontology and 479 

 Zunis 476 



