VI 
H. 
Page. 
Helvetia and Lafayette Mining Company -....-..-..- 269 
Hemipristis heteropleurus 171,172 
Heintzleman, Major, account of a mud volcano, by... 115 
Herds of antelope 56 
Hieroglyphics, Indian 56 
Horizontal water-line on the rocks 97 
Horizontal strata in the mining region 259 
Hornblendic rock 30 
Hornblende slate 199 
Horse thieves, evidences of 53 
Hot springs 83 
Colorado Desert 94 
arner’s 106 
Hot baths by Indians 20 
Humus, absence of, in the voila or plains of California. 39 
Hydraulic method of mining ,266 
£ 
Iceland spar 104 
Igneous rocks near San Gabriel........ A ------ 79 
of the Cañada de las Uvas 211 
Ilmeni 274, 303 
Inclined deposits on the granite at Fort Yuma ....... 115 
Indians at Fort Miller 20, 24 
at San Felipe 105 
at the Tejon 39, 40 
from Posuncula River 35 
‘on the Desert 95,98 
Indian rancherias at the Tejon 39 
Indian reservation 39 
Indian feast 98 
Indian fig, (prickly pear) 74 
Indian method of bathing 20 
Incrustation on the borders of the hot springs at San 
Bernardino 83 
Incrustation on the rocks and dem around the Desert 99 
Infusoria at San Pedro 
beds of, at Monterey 180 
Infiltration of ferruginous water... 168 
Iron ore, Burns' Creek 14 
forming a bed in the Cafiada de las Uvas.... 50 
in the limestone of the summit of the Cañada. M 
3 
h , oxid £ A 
: ited in the strata by parc 168, 16 
Irregular outline. of the on NEC ee 97 
Tihgstion, natural, at the Four Creeks 97 
= at the Tejon 39,40 
at San Fern 74 
of the surface of the Desert ------ 249 
Jine : in the Bay of Panama - e ， 
. * Islands near the coast of California 140 
Isthmus of Darien 14 
^" 
J. 
254 
155,156 
264 
INDEX. 
age 
Johnson's River 63, 220 
Junction of the Gila and Colorado Rivers ا‎ 
K. 
Kern Lake .-.. 37,143 
elevation of. 143 
Knight's Ferry 254 
King’s River ---- 25 
L. 
Lacustrine clay of the desert 235 
Lacustrine a of —— materialg.::.- 222.22: 278 
Lagoon near San 126 
Lake Fork or E s River 25 
Lake Elizabeth 51 
Lamination of rocks 200 
minated and gneissoidal rocks 124 
Lamna ornata 152 
Lamna clavata 172 
Lamna elegans fas 8 
Land slides E E 7 
Larrea Mexicana 80,110, 242 
Las Vegas 224 
Lava, plain of, at Fort Miller 21 
Lava, overflows of, in the Great Basin 218 
Leda subacut 174 
Lenticular masses in granite 106 
Lenticular en in granite 275 
ora Ben 5 
Lignite San Francisco 287,288 
ers outros in the Cañada de las Uvas-47, 209, 210 
he Cajon Pass su. 88 
s =x Tejon Pass 201,204 
and quartz rocks of San Gorgofio --------- 93 
solution of the surface of .-.........---- ما‎ 256 
for building purposes 283, 284 
belt of = gold region, Erbin and probable 
age - 216 
Lime Point, edid: of cer 100 
Limonite, Burns' Creek 14, 290 
Littorina Pedroana xu. RN 
Livermore's Valley ....--------------------------- 6,8 
Livermore's Pass و‎ oe 
Looming of mountains -...------.----------------- 108 
Tod Anpoles cutee over nenn 76 
Volcanoville ...- ----------- "7-7 Rn 
Lost Moun near the Four Creeks....-..-..----- 
Lost Méuktalnk of the Great Basin..--...-..-- 52,214, m 
Döver California سا‎ et A au nd یت‎ mme =~ 
Lutraria licita to ae lll = 
M. : 
Mata cl net osx sn SEIT oi tp nM o Et Mo 305 
Mactra ülbaris . «iets eiue aan aia 173, HT 
Mactra Diegoana a Uses ما سم‎ 176,171 
Magn nesi an YOCKH... em ie daa eee emilia MEME 28, 29 
| Magnesite, thick beds of, in the metamorphic s strata... 28 
Magnetite, Cañada de las Uvas ---.---------+----- cio DU 
۱ Williamson’s Pass ..--------------- ann 28% 
A 
