INDEX TO VOLUME 13 



577 



Page 

 Mining operations, Photographs of, Cata- 

 log of 464 



Minnechadusa river, Ancient course of... 32-33 



Minnesota, Geological work in 102, 106, 108 



— , Keewatin and Lauren tide ice-sheets 



in 536-537 



— , Photographs from, Catalog of. 4lu 



Miocene deposits, South Dakota, Character 



and extent of. 29-30 



Mispeck formation, New Brunswick, Defini- 

 tion of. 533 



Mississippi, Geologic work in 108 



Mississippi valley, Chouteau fauna of.... 274-279 



, Kinderhook formation in. 274-279, 289-290 



Missouri, Callaway limestone in 272 



— , Chouteau limestone in 273 



— , Devonian interval in 267-292 



— , Eureka shale in 273, 274 



— , Geological sections in 272, 273, 274 



— , Geological work in 102, 108 



— , Grassy Creek shales in 272, 282 



— , Hannibal shales in 272,273, 280, 282 



— , King limestone in 273 



— , Louisiana limestone in 272-273 



— , Northview shale in 274 



— , Phelps sandstone in 273 



— , Photographs from, Catalog of. 410 



— , Sac limestone in 273 



— , Unconformities in : 290-291 



Missouri river, Formation of 36-38 



Mitchell limestone, Indiana, Character and 



position of 519,520 



Monoclinal ridges, Photographs of, Catalog 



of 465 



Monongahela formation, Columnar sections 



of.. 



226 



, Composition and relations of 226-227 



, Pittsburg coal of 227-228 



, Redstone coal of 228 



limestone of. „. 228 



, Sewickley coals of 228-229 



limestone of. 228 



sandstone of. 229 



•, Uniontown coal of. 229 



— sandstone of 229 



, Use of name 226-227 



, Waynesburg coal of. 229-230 



limestone of. 229 



Montana, Algonkian rocks in... 316-317, 317-321 



— , Altyn limestone in 317, 318. 321-322 



— , Appekunny argillite in 316, 318J 322-323 



— , Benton shales in 315, 326-327 



— , Carboniferous rocks in 316, 320, 324-325 



— , Cretaceous fossils from 326-327 



rocks in 315, 326-327 



— , Dakota formation in 315, 326, 327 



— , Geological work in 106-107. 108 



— , Geological formations in 315-317 



— , Grinnell argillite in 316 



— , Kennedy gravels in 328-330 



— , Kintla argillite in 316, 318, 324 



— , Laramie formation in 315, 327 



— , Map of northwestern part of 309 



— , Photographs from, Catalog of. 411-412 



— , Pleistocene rocks in 315, 328-330 



— , Pliocene rocks of ". 315 



— , Sheppard quartzite in 316, 318, 324 



— , Siyeh limestone in 316, 318, 323-324 



— , Stratigraphy and structure of Lewis and 



Livingston ranges in 305-352 



— , Tertiary lake beds in; 327-328 



rocks of. 315 



— , Triassic rocks of 325 



— , Yakinikak limestone in 316, 324-325 



Montaka granite, California, Correlation of. 545 

 Monterey formation, California, Character 



and thickness of 545 



Montserrate, Bahia, Fossils found at 47 



Morgantown sandstone, Conemaugh forma- 

 tion of Maryland, Character and occur- 

 rence of. 226 



Page 

 Mount Pleasant formation, Tennessee, Age, 



occurrence and character of 14, 15 



phosphate, Geologic place of 11, 12 



Mount Savage coal and fire-clay, Pottsville 

 formation of Maryland, Character and 



thickness of. - 210 



Mountain limestone, Geologic place of. 13 



— province, northern Alaska, Topographic 



character of. 235-236 



Mounts Hood and Adams and their glaciers, 

 Notes on [abstract] ; Harry Fielding 



Reid 536 



Mud cracks, Photographs of, Catalog of 465 



Museum of Comparative. Zoology, Investiga- 

 tions of 102 



Museums, Geologic and paleontologic work 



of 102 



Nankau pass, Loess deposits at 130 



Nanushuk series, Alaska, Age of. 248 



— " , Character and occurrence of..... 247-248 



, Fossils of. 248 



Natal a Nova Cruz railway, Brazil, Eleva- 

 tions along 93 



• , Geology and topography along.. 92-98 



, Map of region traversed by 93 



Natural bridges, Photographs of, Catalog of. 465 



Nebraska, Geologic work in 106 



— , Photographs from, Catalog of 412-413 



Neocene period, Geologic formations of, in 



Tennessee, Table showing 10 



Nevada, Photographs from, Catalog of... 413-414 

 Newberry, J. S., cited on taxonomy of the 



Potomac group (table) 190 



Newark system, Broad terrane hypothesis 



of 142, 147 



, Conditions of deposition of. 144-145 



, Conglomerate? in, Distribution of 145 



, Connecticut valley area of, Sketch map 



showing : 143 



, Former extent of 139-148 



, Geographic conditions during dep- 

 osition of 146 



■, in Pomperaug valley, Sketch map of.. 143 



, Local basin hypothesis of 140, 142 



Marginal faults surrounding areas of.. 



142-143 



New Hampshire, Geologic work in 103 



— , Photographs from, Catalog of. 414 



New Jersey, Conglomerates of the Newark 



system in 145 



— , Geologic work in 101, 104, 108 



— , Photographs from, Catalog of 414-415 



New Mexico, Geologic work in 107 



— , Photographs from, Catalog of. 385-386 



New York, Conglomerates of the Newark 



system in 145 



— , Geologic work in 101, 104 



— , Hamilton group of Eighteenmile dis- 

 trict in 163-167, 180-185 



— , Marcellus shales of, Origin of limestone 



faunas of 535 



— , Photographs from, Catalog of.... 415-423 



Niobrara epoch, South Dakota, Extent of 



the sea in 28 



— river, Pleistocene diversion of. 38 



Nicholson, H. A., cited on fauna of the 



Hamilton group 176 



Leiorhyncus huronensis 169 



laura 169 



Nicolai greenstone, Alaska, Correlation of.. 



264-265 

 Nitze, H. B. C, cited on ancient volcanic 



rocks of North Carolina 376 



volcanic acid and basic rocks of 



North Carolina 354 



— , quoted on iron ore deposits in Gran- 

 ville county, N C 355-356 



— , and Hanna, Geo. B., cited on copper 

 mines of North Carolina 356 



