SCHMECKEBIF.E.] POWELL, AND WHEELEK SURVEYS. 117 



Hornblende-porphyry of ISTevada, Augusta Mountains, microscopic petrogra- 

 phy of K, Yi, pp 94-96 



Hornblende rock, thin section of, from Nevada, Havallah Range K, vi, pi 4 



Horse Creek, AVyoming, geology near H, Ann 11, pp 527-528 



Horses of Nevada, Comstock lode K, in, pp 68-71 



Houses aqd house life of the American aborigines Eth, iv 



(See, also, Ethnology and archaeology.) 

 Howell (E. E. ), report on the geology of portions of Utah, Nevada, Arizona, 



and New Mexico W, in, pp 227-301 



Hoxie (R. L.), report of W, 1874, pp 5-7 



Hoxie (R. L. ) and Marshall (W. L. ), meteorological observations, instructions 



for taking W, Unci 10; W, Unci 12 



Hualapais district, Arizona, notes on W, 1871, pp 53-54; W, 1876, pp 55-56 



Hughes, Colorado, astronomical determinations at W, ii, pp 239-263 



Human remains of Colorado, southwestern, and New Mexico, northern, ancient 



ruins of H, Bull, vol ii. No 1, pp 47-63 



of New Mexico, Eocene plateau of northwestern W, 1875, pp 166-173 



of northwestern W, vii, pp 351-361 



(See, also. Ethnology and archaeology. ) 



Humboldt group of Fortieth Parallel region K, i, pp 434-443 



Humboldt Range, Nevada, Archean rocks of K, i, pp 62-70 



glaciers, extinct, of K, i, pp 475-476 



Humboldt River, Nevada, region north of, geology of K, ii, pp 590-617 



Humboldt Valley, Nevada, geology of K, ii, pp 740-744 



Hyaline-rhyolite of Nevada and Utah, microscopic petrography of.. K, vi, pp 206-215 



Hydrographic surveys, organization, cost, etc., of. W, i, pp 468-479 



Hymenoptera collected in Kansas, northwestern H, Bull, vol v. No 3, pp 349-370 



collected in Nevada, Utah, Colorado, New Mexico, and Arizona, portions 



of W, V, pp 705-736 



(See, also, Invertebrates.) 



Hypsometry, barometric, results of, 1871-75 W, ii, pp 493-566 



Hypsometry and meteorology, methods of W, 1875, pp 47-54 



Ihenpah Mountains, Utah, geology of K, ii, pp 472-476 



Iceland, springs, thermal, and geysers of H, Ann 12, ii, pp 304-312 



Ichthyological fauna of the Green River shales, contributions to knowledge 



of H, Bull, vol III, No 4, pp 806-819 



(See, also, Invertebrates; Invertebrates, fossil.) 



Idaho, agriculture in eastern H, Ann 5, pp 244-248 



Aspen Ridge, geology of H, Ann 11, pp 558-559 



Bannock Range, geology of H, Ann 11, pp 570-572 



Bear Lake Plateau, geology of - H, Ann 11, pp 582-587 



Bear Lake V-alley, geology of H, Ann 11, pp 587-589 



Bear River, geology near H, Ann 5, pp 150-156 



Bear River Basin, topography of H, Ann 11, pp 697-702 



Bear River Range, geology of H, Ann 11, pp 598-600 



Bear River region, geology of H, Ann 11, pp 573-603 



birds collected in Wyoming, Utah, and, in 1872 H, Ann 6, pp 670-715 



Blackfoot Basin, geology of H, Ann 11, pp 556-563 



topography of H, Ann 11, p 695 



Blackfoot Range, geology near H, Ann 11, pp 338-339 



Cache Valley, geology of H, Ann 11, pp 603-606 



Caribou Range, geology of H, Ann 11, pp 360-405 



elevations in H, Bull, vol v, 



N^ 6, p 457; H, Miscl 1 (3d ed), p 16; H Miscl 1 (4th ed) , p 68 

 explorations in Wyoming and H, Ann 11 



