Index. 



Orcutt, W. W., 157. 

 Orindan formation, 254. 

 Osborn, H. F., 2, 172, 203. 

 Osino, 177. 



Osmont, V. C, 2, 75, 172, 247. 

 Osteoglossidae, 126. 

 Ostrea bourgeoisii, 262. 



titan, 259, 262, 267. 

 Oxyrhina, 1<>7. 



plana, 107. 

 Pacheco, Contra Costa County, Cali- 

 fornia. 276. 

 Pachydesma '? crassatelloides, 262. 

 Paciculus insolitus, 185. 



loekingtonianus, 185. 

 Pack, R. W., 275. 



Palaeolagus nevadensis, n. sp., 435; 



figured, 435. 

 Palaeomeryx, 398. 



borealis, 196, 241; figured, 241. 

 Paraeotylops beds, 183. 

 Paradaphaenus cuspigerus, 5, 184. 



sp. indesc, 184. 

 Parahippus astragalus, figured, 240. 



brevidens. 195, 196. 

 Paramylodon nebrascensis, 293, 306. 

 Paraty'lopus (Miolabis), 184. 

 Parictis primaevus, 184. 

 Passerines, 306. 

 Patulus, 258, 260. 

 Pavo califomieus, 286, 306, pi. 25. 



eristatus, 286. 



mutieus, 286. 

 Peacock fossil, 285. 

 Pecten (Liropecten) crassicardo, 

 262, 267. 



pabloensis, 258, 263. 



veatchii, 260, 262. 

 Peetenculus, 258, 260. 



patulus, 263. 

 Peromyscus (?), sp., 196, 433. 



antiquus, n. sp., 432; figured, 432. 



nematodon, 185, 188, 190. 



parvus, 185, 188, 190. 

 Pescadero, San Mateo County, Cali- 

 fornia, 113. 

 Pessoa, Paulo, of Rio de Janeiro, 



139, 140. 

 Peterson, O. A., 66, 194. 

 Phalarodon fraasi, 382; figured, 383, 



385, 386; pi. 40. 

 Phareodus, 126. 

 Phasianinae, 285. 

 Pheasant, 306. 

 Philotrox, n. gen., 30. 34. 



eondoni, n. sp., 4, 5, 184, 1S8, 189; 

 figured, 30. 

 Pinna, n. sp., 263. 



Pinole tuff, 257, 259. 

 Pismo, 247. 



Platygonus rex, 195, 198. 

 Platynus, conf. funebris, 211. 

 Pleasant 's Valley, 248. 

 Pleurolicus (?), 188, 190. 



diplophysus, 185. 



leptophrys, 185, 189, 190. 



sulcifrons, 185. 

 Pliohippus ( ?), sp., 196.- 



spectans, 195. 



supremus, 198. 

 Plioplarchus septemspinosus, 196. 

 Podials, 222. 



Pogonodon braehyops, 37, 57, 185. 

 davisi, 4, 37, 53, 185, 192; pi. 6. 

 platycopis, 4, 37, 56, 185, 189. 

 Point Firmin, California, 134. 

 Polyborus, 306. 

 Polygyra dalli, 67. 

 Populus, 259. 

 Port Harford, 134. 

 Pose Creek, see Ocoya Creek. 

 Potter Creek cave, 89, 121, 131, 156, 



164, 165, 208, 304, 398. 

 Priene oregonensis. 265. 

 Prionodon antiquus, 103. 

 Promerycochoerus, 174, 184; beds, 



182. 



chelydra, 187, 191, 192. 



leidyi, 187, 191, 192. 



macrostegus, 187, 191, 192. 



obliquidens, 196. 



superbus. 187, 191, 192. 

 temporalis, 187. 

 Protapirus, sp., 191, 192, 194, 195. 



robustus, 186, 191, 192. 

 Protemnocyon, 28. 



Protoeeras beds, 182; sandstones, 

 182. 



Protohippus avus, 195. 



medius, 195. 

 Protolabis beds, 1 79. 

 Pseudocardium gabbi, 259, 260, 263, 



266, 267. 

 Pterostichus, sp. indet, 211. 

 Pterothrissidae, 127. 

 Pterothrissoid fish ?, 127; figured, 



128. 



Ptychocheilus, 131. 



grandis, 131. 

 Purisima formation, 245, 247, 248, 

 267. 



Purpura canaliculata, 265. 



crispata, 265. 



saxicola, 265. 

 Pyramidula, n. s., 68; figured, 69. 



perspectiva simillima, 67. 



[456] 



