XII 
INDEX 
Page. 
Tourmalines of gigantic size_124,304 
Tradition of a former sheet of water_ 98 
Transverse chain of mountains_51,54,55,133 
Trap rock on the Isthmus... 2 
Trap dyke, Williamson’s Pass.... 69 
near San Diego .. 128 
Trap rocks between Auburn and Coloma--271 
Trappean rocks near Moore’s Creek-29,30 
on the shores of the Golden Gate_156 
Trappean or erupted rock near San Fernando_ 75 
Travertin of San Felipe Creek. 124 
of the shores of the Ancient Lake_239 
of San Felipe Creek_ 240 
of Pilot Knob. 240 
Trees bent by the wind.... 8 
Trend of the Sierra Nevada.-..134 
Trigonia in the strata of Volcano Ridge_174 
Trochus.152,154 
Trochita Diegoana.-...176 
Tropical vegetation..- 2 
Trowbridge, Lieut. W. P., section of the coal strata of 
Bellingham Bay_ 286 
Tulares of the San Joaquin..- 10 
Tulare lakes. 191 
rivers flowing into_ 144 
Tulare Valley_33,143 
general appearance of. 190 
near the San Joaquin River.. 24 
former submergence of. 193 
rapidity of evaporation from the surface 
of the lakes in._ 193 
resemblance between, and the valley of 
Colorado Desert_195 
Tulare plains and the Colorado Desert compared_144 
Tuld.... 191 
River, metamorphic rocks near_ 28 
Tuna, or Indian fig_ 74,76, 79 
Tuolumne River_ 11 
Quartz Company_ 254 
Turritella. 1,73,152,154 
Ocoyana-- 170 
U. 
Union Water Company, aqueduct of.---257 
Uplifted sandstone_ 86 
V. 
Vallecito... 105,107,123 
Valley of the Colorado_ 113 
of Lake Elizabeth_ 57 
of San Bernardino_ 80 
agricultural land of___80,81 
of Santa Isabel .. 126 
of San Josd-- 141 
of San Pasqual... 127 
Valleys' of California_ 142 
of the Coast Mountains_ 141 
Page. 
Valleys of erosion in slate.......278 
Vancouver’s Island coal_287 
Variegated marls and clays .. 50 
• Vegetables at San Bernardino_ 82 
Vegetation of the slope of the Great Basin.. 63 
of the valley of the Mojave. 64 
of Johnson’s River. 65 
of the Great Basin and valley of San Fer¬ 
nando compared. 81 
of the Cajon Pass at the Hot Spring. 95 
absence of, on the Desert_ 95 
at Warner’s.106 
along the bottom land of the Four Creeks.. 27 
Vein of copper ore. 66 
Williamson’s Pass__ 69 
of granite_ 22 
of quartz_ 13 
Venerupis cycladiformis_ 186 
Vermillion Sea.237 
View of the Desert from the Point of Rocks..100 
Vineyards at Los Angeles.. 77 
at San Gabriel_ 79 
Volcanoville_ 274 
Volcanic ashes. 173 
breccia......55,56 
rocks, near the summit of the Canada de las 
Uvas_ 48 
sand at Fort Miller___ 22 
V olcano Ridge, Tertiary of... 174 
Volcanoes, extinct, probable presence of, in the Great 
Basin_ 218 
W. 
Warner’s Pass___105 
Warner’s Valley ...___... 106 
Warm springs at Warner’s- 106 
at the Mojave_ 85 
Washington Tunnel Company_273 
Water of Deep Well, Colorado Desert_ 97 
absence of, on the Desert_ 103 
odor of, at a distance_ 103 
evaporation of... 195 
sources of, on the Colorado Desert__246 
quality of.246 
artesian wells. 248 
Water-line on the rocks. 97 
on the rocks of the Desert, elevation of.... 238 
Waterfall near the grove of mammoth trees--— 259 
Waterfalls, former existence of, along the San Joaquin. 24 
Weaver’s Valley_ 89 
Rancho_ 90 
Well dug by Indians_ 96 
at Alamo Mocho_ 109 
Wells of the Desert.245 
White granite...—..- 67 
White limestone___ 88 
White limestone at the entrance of the Canada de las 
Uvas...41,46 
