INDEX. 



143 



Yangtse, H. E., S. W. trend 



of middle course of, 1 



flows alternately iu 



longitudinal and 



transversal valleys, 3 



from Hankau to the 



sea, 7 

 ridges crossing the, 65 

 formerly entered sea 

 througli three arms, 

 48 

 changes in the fall of, 9 

 recent terraces in val 



ley of, 8 

 absence of eruptive 

 rocks on, 62 

 Yangtsung (H), 112 

 Yao, great flood iu the reign 



of, 44 

 Yau (C), 59, 61 

 Yauking (F), 58 

 Yching (H), 56 

 Yedo Bay, 107 



country around bay of, 

 107 

 Yehchintsung, 57 

 YellOTW river, or Hwang 

 Ho, 2, 43, 44 

 N.E., S. W. trend 



of upper, 1 

 explanation of 

 maps of lower 

 course of, 47 

 historical changes 

 in the course of, 

 46 

 in the time of Yu, 

 before 602 B. C, 

 47 

 iu time of Ting 

 Wang (Chow 

 dyn.), 47 

 changes in, under 

 Wentih, 160 

 B. C, 48 

 changes in, 11 B.C., 

 48 

 under the Tang 

 and five suc- 

 ceeding dynas- 

 ties, 48 

 from A. D. 70 till 



1040, 48 

 under Sung dy- 

 nasty, A. D. 

 1048-1194, 48 

 under Kin dyn., 



48 

 under Yuen and 

 Ming dyn., 48 

 great divergence of 

 lower arms of, 

 during 3,000 

 years, 48 



Yellow river rises in 

 Kwenlun moun- 

 tains, 48 

 an object of con- 

 stant terror, 48 

 recent shifting of 

 mouth of, from 

 Yellow sea to 

 gulf of Pechele, 

 49 

 channel of the, be- 

 tween Shansi 

 and Shensi, 44 

 great floods referred 

 to overflow of, 45 

 Chinese histories 



of, 47 

 Biot on changes in 



course of, 47 

 dykes of the, 47 

 subjugation of the, 

 iu early times, 47 

 great overflow of, 

 to northeast, 47 

 great difiBculty in 



controlling, 48 

 the bed of, higher 

 than adjoining 

 plains, 48 

 Barrow's estimate 

 of silt discharged 

 by, 49 

 importance of, in 

 time of war, 48 

 Yellow sea (or Hwang 



Hai),44, 49 

 Yen mountain, 110 

 Yenchau (F), 58, 60, 110, 

 112, 113, 115, 117 

 limestone mountains 

 near, 52 

 Yenching (H), 110 

 Yenchii (H), 56 

 Yeachuen (H), 57 

 Yenking (C) the eastern 

 limit of ancient lakes, 43 

 Yenngan (F), 57 

 Yenping (P), 112, 115 

 Yenshan mountain, 61 

 Yenshi mountain, 58 

 Yenting (H), 111 

 Yentsang (pu), 59 

 Yenyuea (H), 59, 60, 111, 



114 

 Yentsin, 48 



Yesso, Japanese island of, 

 79, 107, 108 

 geological itineraries in, 



79 

 a point of intersection 

 of three systems of 

 elevation, 106 

 ammonites from, 106 

 analysis of coal from, 

 125 



Yesso, coal at various 

 points on, 106 

 infusoria iu volcanic 



ashes from, 127 

 infusorial earth from, 

 under microscope, 126 

 rook skeleton of south- 

 ern, 105 

 submerged during de- 

 position of volcanic 

 conglomerate, 106 

 volcanic cones numer- 

 ous on, 106 

 forests of, 79 

 population of, 79 

 rice and silk culture on, 



80 

 roads in, 79 

 Yew, 123 

 Yih (H), 110, 113 

 Ylh mountain, 113 

 Yihte (H), 57, 110 

 Yin mountain, 115 

 Ying (C), 60 

 Ying mountain, 114 

 Yingkiang (H), 117 

 Yingliang mountain, 113 

 Yingmachuen, gametic 



gneiss at, 36 

 Yingte (H), 61 

 Yingting (H), limestone 



and cavern near, 52 

 Yingwo mine, analyses of 



anthracite from, 19, 125 

 Yinkung, 116 



mountain, 115 

 Yintau (C), 57 

 Yintie mountain, 58 

 Yinyen, 113 

 Yinyu, 113 



Yochau (F), 61, 111, 115 

 Yohyang (H), 111 

 Yokohama, neighborhood 

 of, 107 

 country south of, 108 

 diorite, gabbro, and 

 serpentine near, 107 

 Yoyang (H), 56, 109, 114 

 Yu (C), 110, 113 

 Yu (H), 113 

 Yii (C), 56, 114 

 Yu drains the Empire, 45 

 Yellow river in time of, 

 47 

 Yuen river, 65, 66 

 Yiihwang mountain, 113 

 Yiihopu, 59 

 Yuenamensis, Rhyncho- 



nella, 55 

 Yuenohau(F),61,115,117 

 Yuenchu (H), 113 

 Yuenmau (H), 58, 118 

 Yuenmo (H), 59 

 Yuhlia (C), 116 

 Yuki (H), 112, 115 



Yukung, 47 

 Yukungchuohi, 47 

 Yulin (F), 56, 59 



coal-basin of, 63 

 Yulin (C), 58 

 Yulin (H), 56, 59 

 Yung(HJ, 59, 61, 111, 112 

 Yungchang (F), 57, 58, 61, 



66, 112, 116, 118 

 Yungchau (F), 58, 111, 115 

 Yungchun (C), 112, 115 

 Yungking (H), 114 

 Yunglung (C), 59 

 Yungmen (H), 112, 116, 



118 

 Yungngan (H), 116 

 Yungngan (C), 61 

 Yungning (C), 116 

 Yungpeh (T), 59, 61, 112, 



116 

 Yungping (F), 46, 56, 60, 



109, 113 

 Yungshun (F), 111, 117 

 Yungsui (T), 115, 117 

 Yungtsang (H), 60, 111 

 Yungtse, lake, 47 

 Yungyang (F), 114 

 Yungyang (H), 59, 111 

 Yunko mountain, 57 

 Yiinkung shan, 57 

 Yunnan province, 58, 59, 

 61, 64, 112, 116, 118 



hydrography of, 66 

 Yunnan (F), 112,116,118 

 Yunoga'wa, warm spring 



at, 89 

 Yiinseh (H), 116 

 Yuntsung (Ts), 116 

 Yunyang (F), 57 

 Yurup, 105 



creek, 90 



lead mines of, 102 



amount and cost of lead 

 production at, 103 



village of, 104 



Aino village near, 90 

 Yushan (H), 114 

 Yushan (H), 111 

 Yutse (H), 109 

 Yuyang (C), 60, 114 

 Yutsung (H), 109 

 Yuyau (H), 115 



Zamia lanceolata, 121 

 Zamltes lanceolatus, 121 

 Zeolite iu amygdaloid of 



Shirarika, 90 

 Zincblende in copper vein 

 at Saidoma, 89 

 iu Kakumi veins, 85 

 in lead veins, 80 

 in Yurup veins, 102 

 Zircon-sand in Kunnui 

 gravel, 91 



PUBLISHED BY THE SMITHSONIAN INSTITUTION, 

 WASHINGTON CITY, 



AUGUST, 1866. 



