628 



AGE OF MAMMALS 



zone, 439, 455 ; Hay Springs, 457 ; 

 Rock Creek, 458; Silver Lake 460; 

 skeleton figured, 462 ; discovery of nine 

 skeletons at Goodland, 46.'^ ; restora- 

 tion, 463 ; Twelve-mile Creek, 463 ; 

 Potter Creek Cave (?), 477; 549.* 



Plesiadapis, 



Landenian, 100 ; Ypresian, 118 ; 543.* 



Plesiaddax, 334. 



Plesiarctomys, 118, 149, 534.* 



Plesictis, 197, 530.* 



Pletiiocctun, 563.* 



Plcsiudimi/lus, 521 .* 



Plcsiunnri/x, 548.* 



Plesionictacarpal deer, 302. 



Pk'fsio'iorex, 522.* 



Pleuraspidotherium, 103, 546.* 



Pleurolicus, 536.* 



Pliauchenia, 300, 346, 352 ; 



Hipparion zone, 299 ; Long Island 

 quarry, 349 ; Snake Creek, 356 ; 550.* 



Pliohippus, 350 ; 



early Pliocene (?), 346, 349; Snake 

 Creek, 355 ; in dental type approxi- 

 mates Hippidion, 356 ; Rattlesnake, 358 ; 

 Blanco, 365 ; 556.* 



Pliohylobates, 271. 



Pliohyrax, 71; 



appears in Europe, 264, 271 ; 559.* 



Pliopithecus, 271, 272 ; 



enters Europe, 247, 254 ; Vindobonian, 

 260, 261 ; 545.* 



Poehr other ium, 220, 550.* 



POHLIG, 



Pleistocene physiographic changes, 373, 

 374, 406, 410 ; divisions of the Pleisto- 

 cene in northern Europe, 377 ; E. 

 trogontherii, 400, 407 ; E. heynionus in 

 European Pleistocene, 401 ; phylogeny 

 of E. primigenms, 405 ; reindeer dis- 

 tribution, 413 ; woolly rhinoceros, 421 ; 

 fauna of Thuringian Pleistocene, 426, 

 428 ; Solutrian, 427. 



Polymastodon, 



zone, Puerco, 106 ; Torrejon, 108 : 518. 



Polyphyletic law, 



discovered by Gaudry, 6 ; in Oligocene 

 and Miocene, 30, 31 ; illustrated among 

 rhinoceroses, 272. 



POMEL, 



separation of Europe and North Africa 

 in Quaternary, 430 ; Pleistocene fauna 

 of North Africa, 431, 432, 433. 



Pont-a-Mousson flora, 387. 



Pontian stage, 264-272 ; 



physiography, 246, 265 , correlation, 

 249 ; palaeogeographic maps, 266, 267. 



Port Kennedy Cave, 467, 468, 469, 470. 



Pot am other ium, 



Stampian, 192 ; Ticholeptus zone, 289 ; 

 Hipparion zone, 301 ; 531.* 



Potter Creek Cave, 467, 475, 476, 477 ; 

 evidence of early man in, 477, 498. 



Pourcy deposits, 102, 115. 



Prepotherium, 541.* 



Preptoccras, 



of Megalonyx zone, 466 ; Samwel Cave, 

 478 ; 554.* 



Prichakd, 



influence of severe winters on guanacos 

 of Patagonia, 502. 



Primates, 



in Faytim, 73 ; first appearance, 127 ; 

 modernization, 134 ; evolution in North 

 America charted, 174 ; Middle Miocene, 

 European, 263, 264 ; Upper Miocene, 

 271, 272; Pliocene, 307, 310, 311; dis- 

 appear from Europe, 320 ; Siwalik, 327. 



Prince's Cave of Monaco, 410. 



Pristiphoca, 317, 533.* 



Prowlurus, 197, 530.* 



Proboscidea, 



Africa as possible source of, 73, 431 ; 

 evolution in North America, charted, 

 174 ; enter Europe, 242, 244, 246 ; 

 Vindobonian, 262 ; evolution in Asia, 

 327, 330, 331, 332 ; distribution in North 

 America (maps), 439 ; distribution of 

 fossil and recent (map), 505 ; 558.* 



Procamelus, 300, 301 ; 



Madison Valley, 281 ; zone, 297-302 ; 

 early Pliocene (?), 346, 352; Snake 

 Creek, 356 ; Virgin Valley, 357 ; 550.* 



Procynictis, 104. 



ProcynodictiH, 169, 170, 528.* 



Procyon, 



Ashley River, 472 ; Conard Fissure, 488 ; 

 529.* 



Procyonidse, 



first appearance, 288 ; Hipparion zone, 

 301 ; 529.* 



Prodremotherium, 550.* 



Proectocion, 546.* 



Proeutatus, 542.* 



Progenelta, 261, 531.* 



Prolagostornus, 539.* 



Prolagus, 534.* 



Promeles, 530.* 



Promephitis, 268, 530.* 



Pronomotherium, 300 ; 



outline restoration (head), 291 ; 550.* 



Promerycochoerus, 



first appearance, 231 ; skull figured, 231 ; 

 zone, 231, 232, 233, 234, 235, 236, 

 (photograph) 177, 232 ; outline restora- 

 tion, 236 ; Deep River, 293 ; 549.* 



Propachynolophus, 118, 555.* 



Propalceochcerus, 



stem form of Old World pigs, 198, 199 ; 

 548.* 



Propaloeohoplophorus, 542.* 



Propalceotherium, 555.* 



Prophoca, 533.* 



Proplesictis, 189, 530.* 



Proputorius, 530.* 



Propyrotherium, 561.* 



Prorastomus, 182, 494, 559.* 



Prorosmarus, 533.* 



Reference to classification. 



