INDEX TO VOLUME 2 5 



795 



Pago 

 OoLiTKS and oolitic structures, Micro- 

 sections of 778-780 



— texture, Bibliography of... 774-777 



the oolitic texture. Orisin of 58 



— of the Chimney Tlill formation, Okla- 



homa ; C. A. Keecls ^7r> 



Pennsylvania 7G0 



, Analyses of 7G7 



— , Origin of 745 



Oolitic and pisolitic barite from the 



Saratoga oil field of Texas ; E, S. 



Moore ^77 



— iron ore 708 



— textures in rock. Origin of 745 



OitAXGE group of Alaska 201 



Okdoviciax and Siluric systems. Con- 

 tacts between [plate 13] 286 



Cambrian faunas of Newfound- 

 land 138 



— brachiopoda 421 



, List of 424-427 



. Comi)arison of lithologic, strati- 

 graphic, and geographic range of. . 428 



— conglomerates of the Galena-Trenton 



series 205 



Oregon. Oligocene (?) of 154 



Origin of dolomite: F. M. Van Tuyl. . . 66 



oolites and the oolitic texture in 



rocks ; T. C. Brown 58-745 



pillow lavas ; J. V. Lewis 32-591 



Okindan and Siestan formations. Fauna 



of 156 



O.SBORN, H. F., cited on Lance fauna.. 391 

 — ; Close of the Cretaceous and opening 



of Eocene time in North America. . 321 

 — . Discussion of Pleistocene cave de- 

 posits by 142 



symposium papers by 130 



the lemuroidea 141 



— : Final results in the phylogeny of 



the titanotheres 139 



— ; New method of restoring eotitanops 



and brontotheriurn 140. 406 



— . Paper of B. Brown presented by. . . . 355 



E. Douglass read by 417 



— ; Recent results in the philogeny of 



the titanotheres 403 



— ; Rectigradations and allometrons in 



relation to the conceptions of the 



"mutations of Waagen" of species. 



genera, and phyla 142, 411 



— . Reference to symposium paper of . . . 130 

 — : Restoration of the Avorld series of 



elephants and mastodons. 142,407-410 



O.sGooD. , Reference to studies by. . 413 



Owen, D. D., Geological work of 166 



Owen Sound section. Ontario 319 



OvsTER.s of the Miocene of the Muir 



syncline 154 



Ox-BOWS in the Connecticut Valley, 



Glacial 232 



Pacific coast and basin regions. Coi're- 



lation of Tertiary formations of. . 156 



province. Oligocene of 153 



Section of the Paleontological So- 

 ciety, Fourth Annual Meeting of 



the 150 



— . Reference to 123 



Packard, E. : Some west coast mactrida^ 151 

 Pahoehoe lava. Chronological table of. 629 



, Formation of 639 



Paige. S.. Discussion of magmatic dif- 

 ferentiation by 46 



Palache. C, cited on Diamond Mill 



quartz deposits 472 



Pai-eocene fauna, Typical 382 



— — faunas 382-385 



— formations in Europe, Reference to . 322 



Page 

 I'Ai. eocene. Use of the term 381 



— vertebrate fauna as evidence on the 



Cretaceous-Tertiary problem 381 



PALEOGEOGRArHic maps of North Amer- 

 ica 136 



I'ALEOGEOGRAPHY of Medina, Cataract, 



and Brasstield seas 295 



Palestine, Reference to climate of . . . . 536 

 Paleozoic cephalopods. Restoration of. 136 



— delta deposit of Devonic black shale. 137 



— faunas in southwestern Missouri . . . 135 



— section of Alaska-Yukon boundary.. 13 



Palmer, C, Genesis of glauconite 91 



Panama earthquakes and their causes. . 34 

 J'ARisiAN basin. Cretaceous and Ter- 



tiarv systems of the 336 



, Reference to 341, 342 



Park City minerals 47 



Parks, E. M., cited on geology of In- 

 dian reservations 350 



I'ARKS, W. A., cited on Cataract fauna. 281 



Cataract section, Ontario 317 



Clinton formation 279 



^ Grimsby section, Ontario..... 310 



Hamilton section, Ontario 313 



1*AR MELEE, C. W., Discussion of physi- 

 cal-chemical system by 92 



Parsons, — ■ — , cited on anatomy of 



horse and tapir 406 



I'ASKAPOO fauna, Characters of the. . . . 388 



— formation, Fossils of the 371-373 



I'AWTUCKET formation of Narragansett 



series 447 



Peach, B. N., cited on pillow lava .... 606 

 I'EALE. A. C, cited on the .Tudith River 



formation 393 



the Laramie 338 



■ relation of Upper and Lower 



Laramie 328 



I'ECK. C, Geological work in Louisiana 



of 172 



Penck, a., cited on climatic changes. . . 540 

 l^ENNSYLVANiA, Analyses of oolites from 767 

 — . Glacial ice-dam in the Allegheny 



River 84 



^topography in [plate 9] 215, 216 



— (Lower) igneous rocks of Diamond 



Hill-Cumberland district...... 461-462 



— (Middle) igneous rock. Diamond 



Hill-Cumberland district 463-474 



Pennsvlvania, Oolites of 760 



— rocks. Diamond Hill-Cumberland dis- 



trict 446 



I'ERMiAN glacial periods. Reference to. . 589 



— glaciation 578-588 



Permo-Carroniferous beds of Texas, 



Climatic oscillations in 41 



(?) conglomerate of Alaska 199 



Perry, J. H., Analysis of porphyry by. 469 

 — . Analysis of riebeckite-porphyry by . . 466 



— cited on Bellingham series 449 



-■ granite dike 468 



Milford granite 454 



Quincy granite 465 



porphyi-y 463 



— ; Mapping of quartz diorite area by. . 452 

 — . Work in the Diamond Hill-Cumi)er- 



land district by 438-441 



Peru, Reference to climatic changes in . 482 

 Peterson, O. A. : New titanotheres from 



Uinta formation of TTtah 144 



— cited on T^inta group 418 



PETROGR.A.PI1IC microscope. Polarized 



skylight and the. 120 



— ])rovince, Method of representing 



chemical relations of a 4,3 



Petrography of the rocks of Diamond 



Ilill-Cumberland district 449 



Petrology of the Adirondack region. . . 244 

 Petrunkevitch, Alex., elected to Pale- 

 ontological Society 134 



