G12 



INDEX. 



Pleistocene bison, iii, 491 

 buffaloes, iii, 498 

 deformation, iii, 480, 518 

 diastrophism in Lake Bonne- 

 ville, iii, 461 

 elephant, iii, 496 

 faunas iii, 494 

 fossils, mixing of, iii, 488 

 glaciation, localization of, iii, 



433 

 glaciation, periodicity of, iii, 



433 

 horses, iii, 498 

 life, Alpine remnants, iii, 



489 

 life, European, iii, 498 

 mammals, iii, 496-498 

 mammoth, iii, 491, 496 

 man, iii, 502 

 man, in Europe, iii, 513 

 mastodon, iii, 491, 496 

 musk-ox, iii, 498 

 Pleistocene Period, iii, 327 



changes of level during, iii, 



480 

 climatic adaptations of life in, 



iii, 486 

 close of, iii, 517 

 diastrophism during, iii, 480, 



518 

 igneous eruptions in Lake 



Bonneville during, iii, 459 

 human rel'.cs, iii, 502 

 land life, iii, 495 

 life, iii, 483 



Africa, iii, 501 



Australia, iii, 501 

 South America, iii, 500 

 Southern Hemisphere, iii, 500 

 marine life, iii, 494 

 migration of climatic zones, 



iii, 486 

 migration of life, iii, 485 

 superposition of cold and 



warm faunas, iii, 487 

 Pleistocene, South American 



mammals, iii, 498 

 spring deposits, iii, 446 

 Pleistocene system, Coastal Plain, 



iii, 447 

 Columbia formation, iii, 447 

 eolian " deposits, iii, 44 6 » 



454 

 eolian deposits in west, iii, 



474 

 fluviatile deposits, iii, 446 

 igneous rocks, iii, 447. 477 

 lacustrine deposits, iii, 446, 



453 

 map of, iii, 332 

 marine deposits, iii, 447» 476 

 non-glacial deposits, iii, 446 

 non-glacial deposits of in- 

 terior, iii, 454 

 terrestrial organic deposits, iii, 



446 

 West, iii, 455 

 Plesiosauna, iii, 42 

 Cretaceous, iii, 180 

 Jurassic, iii, 88 



Plesiosauria, Triassic, iii, 45 

 Plesiosaurus dolichodeirus, iii, 



89 

 Pleurocystis filitextus, ii, 359 

 Pleurodira, iii, 44 

 Pleuromya, iii, 91 



unioides, iii, 93 

 Pleurotoma potomacensis, iii, 

 243 



tysoni, iii, 243 

 Pleurotomaria nodulostriata, ii, 



532 

 Pliauchenia, iii, 286 

 Plicatella, iii, 91 

 Pliocene ant-eaters, iii, 321 



armadillos, iii, 321 



carnivores, iii, 322, 323 



deer, iii, 322 



elephants, iii, 323 



giraffes, iii, 323 



herbivores, iii, 322, 323 



hippopotamuses, iii, 323 



horses, iii, 322 



land animals, iii, 321 



land plants, iii, 320 



llamas, iii, 322 



mastodons, iii, 322, 323 



monkeys, iii, 322 

 Pliocene Period, iii, 296 



faulting during, iii, 313 



life, iii, 320 



marine life, iii, 326 



orogenic movements, iii, 311, 

 3i6 



vulcanism, iii, 315, 3*7 

 Pliocene placentals, iii 322 • 



primates, iii, 323 



proboscidians, iii, 323 



rhinoceroses, iii, 323 



rodents, iii, 322, 323 



sloths, iii, 321, 322 

 Pliocene system, aggradation 

 deposits, iii, 296 



Arizona, iii, 310 



Atlantic coast, iii, 308 



Borneo, iii, 320 



British Columbia, iii, 315 



California, iii, 310 



Egypt, iii, 320 



Europe, iii, 318 



foreign, iii, 318 



Gay Head, iii, 308 



Gulf coast, iii, 309 



gypsum of, iii, 318 



map of, iii, 297 



marine beds, iii, 308 



Mayence basin, iii, 319 



naphtha, iii, 318 



Pacific coast, iii, 309 



Philippines, iii, 320 



salt, iii, 318 



Tibet, iii, 320 



Vienna basin, iii, 319 

 Pliocene tapirs, iii, 322, 323 



tigers, iii, 323 

 Pliohippus, iii, 286 

 Plugs, volcanic, i, 59* 

 Plumbago, i, 465 

 Plunging anticline, i, 155 

 Plutonic rocks, i, 472 



Po river, delta of, i, 202 

 sediment carried by, i, 107 



Pocahontas formation, ii, 550, 



Pocono sandstone, ii, 500, 502, 

 557,558; iii, 548 



Podocarpus, iii, 173 



Podozamites, iii, 39, 173 

 tenuistriatus, iii, 41 



Poebrotherium, iii, 253 



Pogonip limestone, iii, 576 



Pohlman, J., cited, iii, 415 



Poincare, H., cited, i, 576 



Point of Rocks formation, iii, 313 



Poison Canyon formation, iii, 

 153, 206, 207 



Pokegama quartzite, ii, 189 



Polandian epoch, iii, 421 



Polar glaciers, i, 254 



Pole, wandering of, and glacial 

 climate, iii, 431 



Polic rocks, i, 456 



Polk Bayou limestone, iii, 561 



Polmitic rocks, i, 457 



Polygyra clausa, iii, 410 

 monodon, iii, 410 

 multilineata, iii, 410 



Polymorphina, iii, 294 



Polynices (Neverita) dupllcatus, 

 iii, 294 



Polypora lilaea, ii, 455 



Polystomella, iii, 294 



Ponderosa formation, iii, 142 



Ponding of streams, i, 171 



Popanoceras, ii, 655 

 walcotti, ii, 654 



Porcellia nodosa, ii, 520 



Porphyries, i, 453 



Porphyrite, i, 472 



Porphyritic rocks, i, 411 



Porphyry, i, 472 



Portage formation, ii, 432 



Posepny, F., cited, i, 474 



Post-Cambrian and pre-Cam- 

 brian evolution, ii, 293 



Post-glacial time, duration, iii, 

 415 



Post-Permian deformation, se- 

 quences of, ii, 658, 660 



Post-Pliocene elevation and cli- 

 mate, iii, 316 



Pot-holes, i, 140 



Potash, in sea-water, i, 377 



Potassium salts in Pennsyl- 

 vania, ii, 630 



Potean beds, ii, 562; iii, 560 



Poterioceras apertum, ii, 352 



Potomac river, i, 168 



sediment carried by, i, 107 



Potomac series, iii, in, 112, 113, 



449 



stratigraphic relations, iii, 114 

 thickness, iii, 115 

 Potonie, H., cited, i, 652; ii. 



595; iii, 41 

 Potosi series, iii, 572 

 Potsdam sandstone, ii, 219, 225; 



iii, 557 

 Pottsville conglomerate, ii, 539. 



542, 557, 558, 560; iii, 



554 



