464 



INDEX. 



Page. 



Paleobotany, Pioneers in 401 



, Sketcli of, by L. F. Ward . . . .357-452 

 , The pre-scientific period of. . . 385 



acieutific period of 399 



Paleontologic work xxv 



Paleontology, Division of; administrative 



report 49-50 



, Origin of tbe science of 398 



, True scope of tbe term 363 



Palseospatbe SternbGrgli 448 



Paleozoology, K"eed of the term 3G3 



Palladreau Islands 231 



Palmacit'cs 427 



Palmer mine, Michigan 232 



Papers accompanying annual report of tbe 



Director 67 



Parker Greek glacier 315, 317, 319, 320, 322 



Caflon 317, 328 



Parkinson, James; classification of fossil 



plants 426 



"Organic remains of a 



former world," 401 



Parlatore, Filippo, Contributions of, topaleo- 



botany 415 



Parsons, James, on tbe petrified fruits of 



Sheppey 397, 413 



, Rational views of, on tbe 



nature of fossils 394 



Pattison, S. K ; on Fossil Botany 422 



Peale, Dr. A. C xx, xxi, 16, 28-30 



Pearson, Prank M 6 



Pelican Lake 194 



Paver 194 



Pelvis of Dinocerata, The 300 



Penokee belt 193, 195, 198, 204, 207, 



212,213,215,218, 

 227, 228, 229, 230 



Gap, "Wisconsin 222, 223, 232 



Gogebic 187, 192, 193, 198, 203 



iron belt, The 194-196 



Peridotitea 217 



Petrifaction, Early theories of tbe cause 



of 389,390 



Petrifying juice 390 



Petrograpbical studies 209 



Petzholilt, Alexander, Contributions of, to 



paleobotany 414, 415 



Phasnogauis 433 



PhaterogamB ,- 429 



Phillips, J. A 221 , 241 



; "Geology of Yorkshire" 408 



, on the geological efi"ect3 of 



the deluge 408 



Photographic work xxxv 



PbyUites 4 28 



, Objections to tbe term 413 



Physiotypy, Invention of 380 



Pby tobiblia 426 



Phytogeny, Problems of 452 



Phytogeography, Recent progress in 366 



Phytolitbi 426 



Pbytopaleontolbgy 363 



Pbytotypolitbi 426, 427 



Pigeon Point, Lake Superior 233 



River, Minnesota, gray wacke 234 



Page. 

 Pilularia 446 



Pinites auccinifer (amber-tree) 418 



Pinus regarded by Dr. John as tbe amber- 

 tree 403 



Pioneeta in paleobotany 401 



Pipestone or Catlinite 201 



Plagioclase-augite rocks 215 



-diallage rocks 215 



-hyperstbene rocka 215 



Plant life of tbe globe. Different points of 

 view from which 

 to contemplate 



the 442,443 



, Geognostico-botan- 



ical view uf tbe. . 439 



, Tabular exbibit of tbe 440, 441 



Plants, Descent of 452 



, Geological periods favorable, or the 



reverse, to the preservation of... 450, 451 



Pliny on fossils 386 



Plot, Robert, on the nature of fossils 390 



Plutonian theory of Hutton 398 



Poacites 427, 428 



Pokegama Falls 187, 205, 206 



Pokoruy, A 381 



Polleys. T. A 28 



PolypetalsB 433, 450 



Polypodium, Supposed fossil 402 



Poniel, M. A.,outheJurassicfloraof France, 420 



Populus nigra; supposed fossil - 396 



Porcupine Mountains 228,234 



Porous beds for artesian wells 136 



Porphyries, Felsitic, studied microscopic- 

 ally 214 



Port A rtliur, Lake Superior 203, 204 



Portage Bay Island, Minnesota 224,233 



Post-lacustrine deformation 123 



Potsdam sandstone, 182, 194, 196, 199, 201, 202, 220, 

 223,226,229,234,236,237 



Powell, Lieut. J. W., British Columbia 352 



Maj. J. W., cited 150 



; thickness of strata in 

 tbe several forma- 

 tions 442 



, suggested diastrophic. 118 



Prairie River Falls, Minn 205, 225, 226, 233 



Pre-scientific period of paleobotany 385 



Presqu' Isle 217, 218 



Princeton College has Wyoming fossils 252 



Pritchett, Prof. H.S 12 



Problems in correlation of Jf . "W". Archaan . 185 



Prognostic estimate of flow in wells 159 



Progressive development in plant life, Lind- 

 ley and Hut'on's opposition to tbe doc- 

 trine of 409 



Pressor, C. S 52 



Protosalvinia 446 



Psarolitbes 402 



Pteris, supposed fossil 402 



Pteropbyllum 447 



Publications of tbe Survey xxxi 



Sale of xxxiii 



Exchange of xxxiv 



Punipelly and Brook 195 



Prof.R 214,215 



