INDEX. 



G37 



Leptaena deprcssa, 





105, 506 



Mille Lac s, . 



. 330 



Pembina, . . . . 



22 



sericea, . 



173, 



495, 504 



Missabe Heights, . 



. 328 



Mountain, 



." 178 



trilobata, 





. 584 



Mission Creek, 



. 34 1 



Penlremites laterniformis, . 



. 592 



Lcsueur River, 



18 



, 20, 487 



Mississippi River, 



17, 25 



melo, . . . . 



. 592 



Lewis, .... 





. 70 



Missouri River, . 



17, 20 



Norwoodii, 



. 591 



Lexington coal, 





. 137 



coal, 



137, 138, 139 



pyriformis, 



. 102 



Liclias Trenlonensis, . 





. 495 



Mokoman Sibi, 



. 351 



stelliformis, 



. 593 



Lignite, 





20, 195 



Montreal River, . 



18 



Penokie Range, . 429,433,434,414 



Lime River, . 





. .18 



Morgan's coal, 



. 114 



Permian system, . 



. 18 



Limestone of Cedar, 





77 



Mountain Island River, 



18, 47 



Petenwell Beak, . 



290, 519 



Lingula, 





. 501 



Mud Lake, . 



. 329, 414 



Pewabic Range, . 



. 445 



in F. 1, . 





49, 50 



River, 



. 18, 329 



Platycrinus Americanus, 



. 594 



ampla, . 





. 583 



Creek, . 



. 81 



Burlingtonensis, 



. 589 



pinnaformis, . 





. 583 



Muscatine, . 



81, 85, 99, 100 



corrugatus, 

 discoideus, 



. 589 



sandstone, 





. 49 



Murchisonia tricarinata, 



. 497, 504 



. 5S8 



Lithodendron, 





96 



bellicincta, 



. 504 



planus, . . . . 



. 5S7 



Lithological character, F 



3, 



. 58 



Musquitoes, . 



22 



Yandclli, 



. 587 



Lithostrotion ananas, . 



79, 83, 86, 87 







Planorbis, . 



76, 496 



pentagonum, . 





79, 86 



Natatores, 



. 623 



corpulentus, . 



. 169 



Little Bull Falls, . 





. 287 



Natural arch, 



. 268, 382 



parvus, . 



. 489 



Platte, . 





. 136 



Natural mounds, . 



. 502 



bicarinatus, 



. 489 



Rapids, . 





. 482 



Nemakagon River, 



18, 158, 159 



Plaster stone, 



. 98 



Rock, . 





21, 166 



New Bulialo, 



. 508 



Plum Creek, 



. 43 



Litton, A., observations of, . 



48, 153 



cave, 



Red system, . 



46, 69 



Pleurorhynchus alaeformis, . 



. 508 



Lycopodiacca, 





. 38 



18 



Pleurotomaria lenticularis, . 



495, 504 



Lycopodiums, 





. 27 



Nicollet, 



. 20 



muralis 



. 581 



Lymnea, 





76, 496 



Nishnabatona, 



18, 35 



subeonica, 



497, 504 



columella, 





. 489 



Nodoway River, . 



. 35 



umbilicata, 



497, 504 



megasomus, . 





. 169 



Northern Mississippi, . 



. 322 



Plutonic rocks, 



. 430 



Lizard Fork, . 





21, 127 

 . 69 



Northwest shore of Lake Superior, 338 



Plymouth, . 



. 515 



Local details F. 2, 





Norwood, J. G., 24, 25, 



48, 57, 58, 213 



Phacops callicephalus, 



496, 504 



Sections, Mississippi, 



. 495 







crassimarginata, 



. 508 



Lonchocephalus, . 





. 575 



Obolus, in F. 1, . 



49, 50, 501 



macrophthalma, 



79 



Chippewaensis, 





. 576 



Appolinus, 



. 501 



Phosphorus in iron ore, 



. 120 



hamulus, 





. 576 



Oenothera surrulata, . 



. 37 



Physa 



76, 496 



Long Lake, . 





. 160 



Old Man's Prairie, 



. 498 



heterostropha, 



. 4S9 



Lower Fort Garry, 





. 30 



Olivanites Verneuilii. . 



. 508 



Physical character, carboniff 



Tons 



Lower Magnesian Limestone, 





Ophileta, 



. 60, 498 



limestone, . 



. 100 



42, 47, 58, 483, 487, 



493, 494, 498, 



Opimabonowin River, . 



. 320 



character of limestone ot 



Ce- 



499 



502, 



503, 510 



Orbicula in F. 1 , . 



49, 50 



dar Valley, . 

 features, F. 2, 



. 81 



Lucina proavia, 





. 79 



prima, 



. 5S3 



64, 65 



Lumber trade, 





149, 471 



Oreodon, 



198, 539, 540 



Pigeon River, 



. 405 



Lygodesmia juncca, 





. 37 



gracile, . 



540, 541, 550 



Point, . 



. 397 







priscum, . 



. 510 



Pillared Rocks, 



267, 268 



Machairodus, 



199, 



539, 540 



Culbertsonii, . 



. 541,548 



Pillager Indians, . 



28, 171 



primaevus, 





. 564 



Orihis cuneata, 



. 585 



Pine Creek, . . . . 



. 508 



Macropetalichthys, 





. 79 



Michelini, 



. 138 



Binus Banksiana, . 



37 



Macy, B. C, bar. obser., 





. 36 



rcsupinata, . 79, £ 



2, 87, 507, 508 



Pisgah, 



. 131 



Macy. B. C, . . 23, 



24, 34, 48, 154 



testudinaria, . 173,495,496,501 



Pcebrotherium, 



. 198 



Madeline Island, . 





. 34 



tricenaria, 



495, 496, 504 



Wilsoni, ... 



. 571 



Magnesian Limestone so 



1. '. 



. 215 



umbraculum, . 



. 109, 133 



Pokegoma country, 



32 



Upper, 



47, 59 



Orthoceras junceum, 



. 504 



Porcelain clay, 



. 2S9 



Magnesian slates, . 





. 166 



Orlhopogon oligostrachy 



ura, . 37 



Poplar River, 



. 18 



Magnetic iron ore, 





. 446 



Osage coal, . 



. 138 



Potentilla tridentata, 



. 37 



Maiden's Rock, 





44, 499 



Osakis Rapids, 



. 165,168 



Poteriocrinus occidcnlalis, . 



. 596 



Malania Virginica, 





. 489 



Otter Creek, 



18 



rhombiferus, . 



. 595 



Manidovvish River, 







Ottertail Lake, 



. 25, 170 



spinosus, 



. 596 



18, 152 



153, 



279, 367 



Outcrop, F. 3, A and B, 



. 75 



tumidus, 



. 595 



Manitou, 



139, 318 



Outlier of carboniferous limestone, 101 



Pot-holes 



. 164 



Major Long, . 





26 



Outliers. F. 1, 



58 



Potsdam sandstone, 



. 430 



Mankato River, . 



18, 20, 490 



Owen, Richard, Report, 



. 397 



Prairie a la Crosse River, 



18, 19, 151 



Marine Mill, 





. 49 



Oxytropis Lambertii, . 



. 37 



du Chien section, . 



40, 46 

 . 35 



Maringouin Fork, 





. 432 



Orihis disparilis, . 



. 495 



Prairies of Iowa, . 



Marly clays, . 





. 426 



testudinaria, 173, 495, 496, 504, 505 



Prairie River, 



. 300 



Marl, siliceous, 





. 132 



umbraculum, . 



. 109, 133 



Flatten, H., . . . 



. 38 



Maskeg River, 





. 18 







Prince Rupert's Landing, . 



. 30 



Mauvaises Terres, 





195, 196 







Prismatic dikes, . 



361, 409 



River, 





18, 159 



Pachyderrnata, 



. 539 



Productal limestone, 



. 123 



M'Kay's Mountain, 





. 185 



Painted Rock, 



. 503 



carbonarius, . 



. 133 



Meek, observations of, on 



F.2, 



527, 528 



Paksotherium, 



198, 202, 203 



cora, . . . . 



103, 136 



Megistocrinus, 





. 594 



Bairdii, . 



. 572 



Flemingii, 122, 123, 12! 



), 133, 134 



Evansii, . 





. 594 



Proutii, . 



. 551 



Nebrascensis, 



. 584 



Menocephalus, 





. 577 



Palaeontology, F. 1, 



50 



punclatus, 



136, 138 



Menomonie River, 





47, 49 



F. 2, 



60 



semireticulatus, 



country, 





. 452 



F. 3, a, . 



. 73 



102, 103, 10( 



i, 133, 134 



Merycoidoden, 





. 540 



carboniferous limestone, . 91 



Psah River, . . . . 



. 487 



Metamorphosed shale, . 





352, 381 



of limestones of Iowa, Cedar, 



Psoralea esculenta. 



. 37 



rocks, 





344, 346 



and Wapsinonox Rivers, . 78 



Pupa arm ilera, 



132, 135 



shales, 358, 35'.), 3G1, 390, 



393, 410 



Palisade Creek, . 



. 363 





Mica slate, . 166, 315 



316, 



317, 320 



Paludina decisa, . 



. 489 



Quarry Creek, 



. 505 



Mineral water. 





. 122 



limosa, . 



. 489 



Quartz veins, 



. 287 



contents, F. 1, 





53 



Papushkwa Lake, 



. 325 



Quartzite 



. 328 



contents, F. 2, 





60 



Parkhurst, 



. 505 







contents, F. 3, a, . 





. 73 



Parry's Report, 

 Passabika River, . 



36, 606 



Raccoon Fork, Des Moines, 



18, 129 



contents, carboniferous limestone, 97 



. 345 



Rainy Lake, 



18, 25 



Minnesota River. . 





18, 481 



Passeres, 



. 622 



Randall, A. . . . 119, 151, 155 



Miniskah River, . 



18, 47, 49, 499 



Pelccanus trachyrhynchus, . . 170 



Range of F. 1, 



. 57 



