INDEX 
261 
Page. 
Map of Puente Hills district. 110 
of Santa Clara Valley. 3(5 
Map, geologic, of Los Angeles district. 144 
of Puente Hills. 102 
of Santa Clara Valley. Pocket. 
Map, index, showing location of oil fields... 2 
Margarita sp. 26 
Matilija Creek, hot springs on. 3 
Menges Oil Co., wells of. 123,124 
Meretrix californiana Conrad. 11 
hornii Gabb.. 222 
Merriam, J. C., fossils determined by. 24 
on Fernando fossils. 23 
on Los Angeles brea fossils. 154 
Metis alta Conrad. 24,26,107 
Miocene basalt, occurrence and description 
of. 150 
Miocene fossils. 227,229,231,233,235,237,239 
Miocene sandstone, views of. 166 
Mitra maura Swainson...26,153 
Modelo anticline, description of.’. 64-65,71-72 
location of.32,34 
oil in. 34-35,65,67,69 
Modelo Canyon, bitumen in. 20 
oil wells in. 4,18,65,71-74 
oil of, analyses of. 209,211,213-215 
records of. 73 
view in. 70 
rocks in. 18,64-65 
Modelo formation, bitumen in. 20 
burning of. 22 
character of. 17,20-21 
correlation of... 18,20-22 
distribution of. 17-21, 
37,42-43, 47, 49,53,62-63,64-67,77,81-86 
faults in.37,44 
fossils in.20,37 
Monterey formation and, relations of... 17 
oil in. 18,20,34, 40,41, 45-46,69,71-74,86 
subdivisions of, description of. 18-20 
Vaqueros formation and, relations of. 13,19-20 
Modelo Oil Co., wells of. 34,72-74 
wells of, logs of. 73 
oil of, analyses of. 209,211,213 
view of. 70 
Modelo syncline, location of. 32 
Modiolus fornicatus Carpenter. 27 
Modiolus ornatus Gabb. 222 
rectus Conrad. 25,26,107 
sp. 12,27 
Monia macroschisma Dali. 25 
Monoceros engonatum Conrad. 27 
lugubre Sowerby. 26 
Monterey formation, correlation of Modelo 
and. 18,20-21 
correlation of Puente and. 105 
fossils in. 21 
Morio (Sconsia) tuberculatus Gabb. 224 
Murex eldridgei Arnold. 26 ,252 
monoceros Sowerby. 26 
Murphy Oil Co., pipe line of. 135 
wells of. HI 
oil of, analysis of. 204 
view of Central wells and. 112 
Mya truncata Linne. 25,252 
Bull. 309—07-18 
Page. 
Mylodon sp. 154 
Mytilus mathewsonii Gabb var. expansus 
Arnold. 14, ,17,147 ,232 
N. 
Nassa californiana Conrad. 24,26,27,153 
cretacea Gabb. 11 
fossata Gould. 27.107.153 
hamlini Arnold. 152 ,252 
mendica Gould.27,153 
var. cooperi Forbes. 26 
perpinguis Hinds. 26,27,107,153 
sp. 14 
Natica sp. 147 
Nesera dolabriformis Gabb. 11 
Neptunea altispira Gabb. 26 
humerosa Gabb. 25 
Nettleton and Kellerman, oil wells of.98,99 
Neverita callosa Gabb. 147 ,234 
recluziana Petit. 25,28,107,152,153, 248 
var. alta Dali. 28 
sp. 14,147 
New Camulos well, location of. 75 
New Century Oil Co., oil wells of.98,100 
New England Oil -,o., wells of_,. 117 
rocks near. . 116 
Newhall, rocks near. 22 
wells near, location of, map shoving.... 100 
view of. 48 
Newhall district, subdivisions of. 90 
Newhall well, data on. 96 
Nigger anticline, location of. 35 
oil wells on. 35 
Nigger Canyon, oil wells in. 4,71 
Nordhoff, location of. 36 
oil wells near.39,40 
North Whittier Oil Co., wells of. 114-115 
Nucula castrensis Hinds. 24 
solitaria Gabb. 11 
truncata Gabb. 11 
O. 
Oak Pidge, elevation of. 3 
fossils on. 17 
oil wells on. 4 
rocks of. 10,15,20-22,53,78-79,85 
view of. 46 
Oak Ridge-South Mountain anticline, de¬ 
scription of. 77-79 
oil wells on..'.79-80 
Oat Mountain, rocks on. 13,53 
structure of.31,63 
Ocinebra lurida Middendorf. 153 
topangensis Arnold. 147 ,232 
Odostomia gouldii Carpenter. 28 
nuciformis var. avellana Carpenter. 28 
tenuis Carpenter. 28 ' 
Ohio, oil of, composition of. 204 
Oil, associates of. 134 
analyses of. 209-217 
methods of. 205-208 
character of. 133,203-217 
See also particular wells. 
