INDEX. 
VII 
Page. 
Maguey along Carrizo Creek- 123 
Maguey at tlie Cajon- 88 
Malarious fever_- 1 
Mameluke Hill.-. 271 
Mameluke Tunnel .Co. 272 
Mammoth and mastodon, remains of, in the gold al¬ 
luvia __256, 257 
Mammoth, tooth of.-. 186 
Mammoth trees.257,258 
Manzinita_88, 270 
Manganese, arborescent growth of, on slabs of rock-263 
Marine shells, fossil_33,129 
Marine ranges parallel with the coast- 139 
Marine Island___149,150 
Marshes of the San Joaquin- - 10 
Martinez- 5 
Masses of antimony ore.. 44 
Mastodon, portion of a tooth of, from Ocoya Creek_172 
Melooactus - -_ 93 
Melons at the Tejon_ 39 
Melons raised by Indians_ 111 
Meretrix.■.-... 1 
Meretrix Tularana-42,188 
Merced River „- 12 
Mercenaria perlaminosa___ 179 
Mescal-- 105 
Mesas or table hill's- 18 
Metamorphic rocks near the Mariposa_ 16 
near Howard’s Ferry-- 13 
at Fort Miller__ 20 
at the Four Creeks_ 27 
of the Canada de las Hvas_i. 46 
of the Tejon Pass... 51 
of the Great Basin.. 53 
of the Pass of San Francisquito .. 60 
near the Cow Camp_ 61 
of the Yalley of the Mojave. 64 
of San Gorgono Mountain_91, 93, 94 
of Pilot Knob. 112 
at Yallecito. 124 
of the Tejon. 199,207 
limestone, of the Tejon.. 204 
of the Canada de las Uvas ..210 
of the Lost Mountains and Great 
Basin_ 217 
of the Colorado Desert.— 234 
of the Gold Region_275, 276 
successive belts of, trending N.W. 
and S.E. 276 
limestone, of the Gold Region.... 276 
Metamorphic sandstone.. 155 
Metamorphosed sandstone... 205 
Mezquite hushes_95,107, 111, 242 
on the desert, partly dead_109 
at Deep Well. 96 
Mezquite bread, made by Indians_ 98 
Mezquite beans...— ...105 
Mezquite wells. 110 
Micaceous slates.. 61 
Mica slate. 199 
Page. 
Millerton__ 24 
Minerals__ 289 
Mining by the hydraulic method_265, 266 
Michigan City__ 264 
Microscopic organisms at Monterey__180,181 
Miocene of Ocoya Creek_34,164 
Mirage on the Colorado Desert.103,108, 251 
Mirage in the Great Basin_ 221 
Mission of San Fernando... 74 
Mission of San Diego.. 128 
Mission of San Francisco. 4 
Mission of San Gabriel. 78 
Mitchell’s Bridge. 11 
Mojave River . 64 
not a tributary of the Colorado_212, 213 
Mojave River, spring at_224 
alternate appearance and disappearance of 
the water of_ 224 
Mojave River Camp_ 85 
Mokelumne Hill_260, 261 
Monkey Hill. 1 
Monte_ 79 
Monterey__3,4,130 
Monterey, tertiary of_ 180 
Moore’s Creek. 28 
Mountain chains of California. 133 
Mountains of California, grouping of_ 134 
Mountains of the Great Basin and Desert_141 
Mountains north of the Desert_ 142 
Mountains west of the Tulare Lakes_ 33 
Mountain Sheep_43,46 
Mount Diablo___ 6 
elevation of. 140 
Moss in long yellow festoons .. 43 
Mormons at San Bernardino_ 81 
Mormon Island. 275 
granite at. 275,282 
Mud on the Isthmus. 2 
Murchison, Sir R. J., conclusions of, respecting the 
recent formation of gold .. 278,279 
Mytilus Pedroanus__ 186 
N. 
Nanaimo, coal of_287 
Nassa interstriata_ 186 
Nassa Pedroana.. 186 
Natica Ocoyana. 170 
Natica Diegoana. 176 
Natica Geniculata_ 170 
Natica-(?)... 173 
Navy Point, Benicia. __ 4 
section of the strata at_ 151 
Nevada Tunnel.273 
New River in the Desert_ 233 
Nickel, Emerald.303 
Nucula Cobboldii. 177 
Nucula divaricata....173,177 
Nucula decisa.176,177 
