VIII INDEX. 
0. Page 
Page. Pine trees of Monterey 3 
Oak trees 125 t San Felipe 124 
at Fort Miller 20 Pinus EER 264 
of the Tejon 38 Pinite, or ‘ Pine Sugar” 264 
of the Cafiada de las Uvas- 47 | Pinnacles of sandstone 86 
like Quercus imbricaria -- -- ---. pan E a= 126 | Pipiguna River 21 
10 | Pitch Springs - 16 
Obsidian 56 Placer mining at Forest Hill 26 
Ocoya Creek Miocene strata 164 by the hydraulic method 265, 266 
Olive trees 74 at Nevada ) 
Orange trees 14 at Georgetown 212 
Origin of the Ancient Lake 236 at Cement Hill 274 
Gutraphy of California . - nassen pá n متا‎ 133 | Plains of the San Joaquin 28 
Ostrea 13.108 of the Tulares 28 
Ostrea Heermanni 176 | Plain of San Fernando 75 
Ostrea Vespertina 176 of polished pebbles 117 
ria i 4 of lava 21 
Outlines of mirage 108 | Planes of structure in the lava of Fort Miller....... 21, 2 
Outcrops of limestone in the Cañada de las Uvas.....- 47 | Plane tree along Johnson's River 65 
Overflow of lava... 23 | Planorbis, found on the Colorado Desert 97 
Overlapping of the ranges of the Coast Mountains .... 139 Lu silicified stems o 36,37 
Geis of i iron in the strata of Ocoya Creek 168 | Platiniridium 300 
y I 171,172 | Plateaux of edm or post tertiary formations...... 271 
Oxyrhina t 1 2 171,172 | Pleurotoma 170 
Ocoyana 170 
P. Pliocene of Ocoya creek 34 
Pacheco’s Peal 140 | Plumbago m 
m Halad 79 Point Conception 3 
Pai Ute rang 141, 142 Pinos, Monterey 3, 180 
Palm Spri Ls ' 122 bos, sandstone of. 145 
Palm trees at San Fernando. 75 | Polarity of tale lava $ 
Palm tree at the Warm Spring, Colorado Desert ...... 95 | Polished pebbles of the Desert s 108, 112 
Panama 2 | Polythalami 182 
Pandora. . 179 | Poole's Ferry, King's River... 25 
Parallelism of ranges 141 | Poole, Charles H., observations on the northern part of 
Pass of S 89,90 the Desert 8 
Pass of San Franeisguite a ILL 55 description of Soda Springs-------- 245 
Passes in the Sierra ا‎ elevation of -...-..--..- 135 | Porto Bello 1 
Pebbles on m Desert Porphyry, filled with green crystals -- - - ----- ------- 42 
Pebbles, | by sand on the Desert... aita 108, 117 in the Great Basin ıo a= vé 
E Porphyritic mo 18 
Debian essiBfemia 170 ocks in a breccia. xau UB 
Pecten Nevadanus 170 Pose, or ore © Creek, approach to bu cune E 
Pectens, Carrizo Creek T 108 32 
Pectens in the strata at Ocoya Creek . de 171 camp at Àj . 32 
Pecten found on nn the Desert............ 104 | Post em deposits. = ; u. 190 
Pegmatite ان ی‎ i 57- | cula Riv . --33, 37 
Peninsula, Sierra. esc cased RED 134, 137, 138 = ahi Hondo, or oon Well bion 96 
Peninsula E Mis 1 3 Prase... és 155 
- Peniletta fiL od 186 | Prasoid rocks 155 
` Peroxide PT iron, Burns’ Creek 14 | Prickly pear : - 73, 76,79 
Fotjetusl s mow, southern limit lau. zii nen 135 | Prionodon antiquus ------~-- 
Petricola Pedroana 186 | Production of wine at los Angeles ------------------ 7 
Phoca. 4: | Puente rancho raro cerro ERA da Mai ara 79 
186 | Puget Sound, coal from — تب‎ 287 
187 | Pumice A e Valley anc ee 6 
e RE: er the basalt at Fort Miller -------- 22 
110,112 | Pumice and aes m ———— 272 
: 257 
Ponte LOmA l.l ام مدید جرج جر ما‎ dd ne 
