INDEX 



717 



Palaeozoic rocks, 584,613 



Palaeozoic strata. 301,475 



Paliurus pentangidattis, 302 



Parapholas sphenoideus, 300 



Paris Peak. 667 



Parker's geological notes ou Teton Region, 



323 

 Passes, elevations of, 686 

 Pasture areas, 704 



Pasture land of Green River District, 704 

 Pavilion Spring, 592 

 Peale, A. C., Report of, 509 

 Peale. Dr., 400, 410, 425, 452 

 Peale, Dr. A. C., 153 

 Pentacrinus a.stcriseus, 537, 540, 579, 581, 623 



624, 626, 627 

 Pentacrinus beds, 624 

 Permian, 78, 105, 121 

 Perino-Carboniferous, 384 

 Permo-Carboniferons fossils, 427 

 Petrifying Springs, 593 

 Petroleum, 151 

 Physa, 604 

 Physa carletoni, 306 

 Phvsical features of Green River District, 



689 

 Pierre's Basin, 323, 411, 438 

 Pierre's Mountains, 425 

 Pierre's River, 324 

 Pierre's River, North Fork of, 412 

 Pilot Butte. 665 

 Pine Creek, 578 

 Piney Creek, 529 

 Placers of Tin Cup Creek, 404 

 Placunopsis hilliardensis, 278 

 Plains of Teton District, 326 

 Planorbis, 564, 589, 601, 602, 605, 640, 641 

 Plateaus of Green River District, 513 

 Platycrinus, 548,619 

 Plicatula hydrotheca, 279 

 Pliocene. 112, 132. 565, 569, 571, 586, 600, 



601,602.603,635,640 

 Pliocene beds, 476 



Pliocene lakes in Bear River Valley, 589 

 Pliocene marls near South Pass, 524 

 Pliocene near Georgetown, 588 

 Plymouth, 608 



Point of Rocks, fossils from, 216 

 Polypora, 563 

 Porcupine Creek, 372 

 Portage, 608 

 Portneuf Canon, 597 

 Portneuf, Lower Valley of, 565 

 Portneuf Mountains, 513 

 Portneuf Range, 328, 563, 567, 607, 701 

 Portneuf Range. Carboniferous of, 618 

 Portneuf River, 513, 563 

 Portneuf, Upper Canon of, 564 

 Portneuf Valley, 696 

 Post-Cretaceous, 88, 124, 533, 629 

 Post-Cretaceous orography, 632 

 Post-Tertiary sands, 464 

 Potsdam. 615 



Potsdam Group, 70, 101, 119 

 Potsdam quartzite, 417, 446, 449 

 Preuss. Mount, 514, 590, 654 

 Preuss Range, 557, 588 

 Preuss Range, Carboniferous of, 618 

 Preuss Range, geology of, 589 

 Primary triangulation, 651, 655 



Primary triangulation of 1878, 655 



Priscacara peatei, 535, 639 



Priscacara nerrata, 535, 639 



Productus, 530, 548, 557, 577, 584, 598, 619,620 



Productus costatus, 563, 609, 620 



Productus multistrtatus 546, 547, 619, 622 



Productus pratteni, 609 



Productus prai 'ten hums, 620 



Productus semircticulatus, 610, 620 



Proetus, 548, 619 



Promontory Peak, 407 



Provo Beach, 642 



Prozoic Rocks, d>6, 96 



Pterht gastrodts, 280 



Pieria parkensis, 279 



Pteria propleura, 281 



Ptylodyctia, 548, 619 



Pupa, 531, 637 



Putnam Hills, 477 



Pyramid Creek, 360, 385, 388, 405 



Pyramid Springs, 592 



Pyrgulifera, 533, 631 



Pyrgulifera humerosa, 575, 582, 632 



Quaternary deposits, 440, 443, 601, 641 



Quaternary drift, 563, 587, 6.41 



Quaternary gravels, 405 



Quaternary lakes, 589, 601, 604, 608 



Quartzite, Ogden, 598 



Quartzites on Swan Creek, 588 



Quebec Group, 415, 417, 420, 448, 456, 469, 



567, 571, 614 

 Railroads, 708 



Railroads in Green River District, 708 

 Ralston Creek, trap outflow in, 194 

 Ranches on Fontenelle Creek, 517 

 Rawlings Springs, 32 

 Rawlins base-line, 651, 662 

 Rawlins Peak, 655, 662 

 Ravnolds, Capt. W. P., 323, 448 

 Red Beds, 435, 624, 625, 629 

 Red Creek, 549, 552. 609 

 Red Paint Mine, 148 

 Red Rock Gap, 565, 608, 642 

 Red Rock Pass, 606 

 Report of A. C. Peale, 509 

 Report of A. D. "Wilson, 649 

 Report of Henry Gannett, 673, 675 

 Report of Orestes St. John, 321 

 Report on primary triangulation of 1878, 



655 

 Report on the geological field- word of the 



Teton Division, 323 

 Report on the geology of the Green River 



District, 511 

 Report on the primary triangulation of 



1877 and 1878, 651 

 Report on triangulation of 1877 and 1878, 



651 

 Resume of geological formations, 611 

 Rhombopora, 546, 563, 619 

 Rhombopora lepidodendroides, 557, 609, 620 

 mynchoneUa,b99, 620 

 Rhynchonella pustulosa, 598, 620 

 Rhynchonella rockymontanus, 598, 620 

 Rhynchonella uta. 609 

 Rhyiophora meekii, 575, 632 

 Richmond, 603 

 River Springs, 592 

 Rock Creek, 5 14, 574 

 Rock, Independence, 31 



