288 
INDEX. 
Page. 
Cliffs and slopes of displacement 182 
characteristic of a dry climate 171 
, Formation of 204 
, Measurement bf, by the eye 16 
of erosion 1 190 
of erosion thrown forward by displace 
ments 191 
Climbing out of the cafion 64 
Coanini Creek '-- 197 
Plateau 194 
Colorado Chiquito Kiver 77, 180, 197 
Eiver 60 
, Sources of the " 3 
, Tributaries of the 4 
Consequent valleys, defined 163 
Corrasion -. - 179 
Coues, Dr. Elliott, on Geomys and Thomo- 
mys 216 
Cranial characters of GeomyidaB 267 
Cretaceous in Gray Cafion 170 
strata 190 
Cricetus 220 
bursarius 221 
talpoides 250 
Crossing of the Fathers 72 
Dawes, Mount ~.. . 34 
Dental characters of Geornyidae 267 
Descent into the Grand Cafion 122 
Desolation, Cafioii of 46, 168, 170, 174 
Diamond Creek 196, 199 
Dike 81 
Diplostoma 220 
alba 221 
bulbivorum 258 
fusca 221 
Diplostome blanche - 221 
bruii 221 
Dirty Devil Eiver 67, 107, 133, 138, 141, 176 
Disaster Falls 26 
Distances and heights. . . 12, 21, 30, 43, 56, 79, 145, 180 
Displacement, Cliffs and slopes of 182 
, influence on cliffs of erosion 191 
Distribution of forest 142 
of water, arable land, grass, &c. 143 
Drift of the valley of the Mississippi 208 
Eastern Kaibab fault 186,192 
Echo Cliffs 191 
Park 32 
Eclipse of the sun 74 
El Vado do los Padres J 72 
Ernma.Mount 200 
Erosion, Ancient 213 
, Base level of 171,203,206,209 
by streams, Manner of 179 
, Clilla of . . 190 
Erosion in the Colorado region relatively 
small 
, Magnitude and results of 
, Methods and conditions of 
Eruption as an agent in topography 
Eruptive mountains carved from sediment 
ary beds - :... 
Escalante, Father 
River 
.Sierra 
Exploration of the valley of the Colorado. 
Falls, Ashley 
, Disaster 
.Triplet . 
Fault, Eastern Kaibab 
, Grand Wash 
, Hurricane Ledge 
-, To-ro'-\veap 186, 
, Western Kaibab 
Faults discussed 
in Ulnta Mountains 
Fire in camp 
Flaming Gorge 11, 14, 
Floods, Sudden 
Fold at the Toom'-pin Wu-near' Tu-weap'. . 
near the San Juan River 
, Paria 
,Uinta 152, 
Folds, Minor, of the Uinta Mountains 
, Monoclinal, discussed 
Forest, Distribution of. 
Gaufre 
Geomys 
borealis 
breviceps 
bulbivorus 
bursarius 
canadensis 
castanops , 
clarkii 
des pins 
douglasL 
drummondii .... . 
f uliginosus 
fulvus ........ 
hispidus 
mexicanus 
oregonensis 
pineti 
' pinetis 
rufescens 
talpoides 
townsendii 
tuza 
uuibriuus.-. 
Pago. 
209 
208 
202 
206 
177 
72, 138 
138 
35 
1 
17 
26 
27 
186,192 
186 
186, 199 
196, 199 
186, 192 
182 
156 
29 
157. 161 
65,86 
175 
178 
178, 185 
159. 162 
58 
182 
142 
221 
220 
250 
221 
258 
221 
221 
233 
233 
230 
259 
221 
259 
261 
239 
236 
231 
330 
230 
251 
251 
251 
230 
201 
