Index. 



Cottonwood Canon, West Humboldt 



Eange, Nevada, 72. 

 Crane, 306. 

 Crepidula, n. sp., 264. 



adunca, 264. 



grandis. 264. 



praerupta, 264. 

 Crook County, Oregon, 17, 25, 26, 39. 

 Crooked River, Oregon, 2, 172, 176. 

 Cymbospondylus, 389. 

 Cynodictis (?) (Galecynus) gre- 



garius, ] 1 . 

 Cynodictis gregarius, 11. 



latidens, 15. 



lemur, 14. 



oregonensis, n. sp., 4, 5, 11, 184, 

 188, 189; pi. 2. 

 Cyprinidae, 131. 

 Cyrena californica, 261. 

 Daeodon shoshonesis, 186. 

 Dalatias, 118. 

 Dalatiidae, 118. 

 Dall, W. H.. 181, 201, 418. 

 Dallas, E. W., acknowledgment of 



assistance, 332. 

 Dalles Group. 177. 

 Dapedoglossus, 126. 

 Daphaeuus, 27. 

 Dasyatidae, 120. 

 Davis, L. S., 2, 172, 198. 

 Dawson, G. M., 419. 

 Deep Eiver, Montana, 179. 

 Deinictis Cyclops, 37, 57, 185. 

 Des Chutes Eiver, Oregon, 176. 

 Desmatippus crenidens, 197. 

 Dieerntherium armatum, 186. 



nanum, 186. 

 Diceratherium beds, 182, 183. 

 Dinobastis serus, 163. 

 Diomede Islands, 415. 

 Diospvros virginiana var. turneri, 



259. 

 Dipoides, 398. 



sp. probably new, 341; figured, 

 428. 



DijH'ionomys magnus, n. sp., 434; 

 figured. 432. 

 parvus, n. gen. and sp., 433; fig- 

 ured, 432. 



Dirrhizodon, 105. 



Ditrigonal-bipyramidal class, ex- 

 emplified by benitoite, 347. 



Dosinia ponderosa, 262. 



Dytiscus marginicollis, 212, pi. 15. 



Eacret, G., acknowledgment of as- 

 sistance, 332. 



Eakle, Arthus 8., 81, 225. 



Ecliinarachinus ashleyi, 283. 



exeentrieus, 281. 



gibbsii, 282. 

 Echinoids, new, trom the Tertiary 



of California, 271. 

 Echinoids, from the Tertiary of Cali- 

 fornia. Notes on, 275. 

 Echinorhinidae, 119. 

 Echinorhinus, 119. 



blakei, 119. 

 Edentate claw, figured, 65. 

 El Cierbo, Contra Costa County, Cal- 

 ifornia, 249. 

 Elephas, 156, 176, 293, 303, 306. 

 Ellensberg formation, 193, 197. 

 Eleodes acuticauda, 213, pi. 16. 



(forma muricata minor), pi. 15. 



forma punctata, 213, pis. 15, 16. 



behrii, n. sp., 213, pi, 15. 



consobrina, 214, pi. 16. 



elongata, n. sp., 215, pi. 16. 



intermedia, n. sp., 215, pi. 16. 



laticollis, forma muricata minor, 

 214, pis. '15, 16. 

 Elopidae, 139. 



Elotherium, sp., 188, 191, 192, 194, 

 195. 



calkinsi, 186, 191, 192. 



humerosum, 186. 



imperator, 186. 

 Elsemere Canon, Los Angeles Coun- 

 ty, California, 279. 

 Enargite, crystal forms, 232, pi. 20; 



occurrence, 232. 

 Enhydrocyon, 33. 



stenocephalus, 5, 184. 

 Entoptyehus cavifrons, 185, 188, 190, 

 191, 192. 



crassiramis, 185, 188. 



lambdoideus, 185, 189. 



minimus, figured. 432. 



minor, 185, 188, 189, 190. 



planifrons, 185, 188, 189, 190, 192. 



rostratus. 185, 191. 192. 



sperryi, 185, 191, 192. 

 Eobrycon avus, 140 ; figured, 140. 

 Epiphragmophora fidelis anticedens, 

 67. 



Eporeodon, sp., 191, 192, 195. 



major longifrons, 187, 191, 192. 

 occidentalis, 187, 188, 189. 

 leptacanthus, 187, 189. 

 pacificus, 187, 188. 

 socialis, 187. 



trigonocephalus, 187, 191, 192. 

 Equine astragali, 240. 

 Equus, 156, 176, 303. 



pacificus, 306. 



[452] 



