278 



INDEX. 



Page. 

 Saint Genevieve County, Missouri, section 168-169 



Saint Louis limestone 150 



Saint Louis, Missouri, well boring at 157 



Secondary or Floetz limestone of Jameson 16-17 

 Sedimentation of eastern and 'western 



States 171-172 



Sedimentation* variations in 174 



Sedimentation of Permian rocks in Acadia 210 

 Sedimentation of Devonian and Carbonif- 

 erous 259 



Selin's Grove, Pennsylvania, section 125 



Shaler, N. S., on Devonian of Maine 256 



Sharon conglomerate described 109 



Sharp, D., classification of the Devonian. 66-67 



Shenango, members of 109 



Shepard, C. U., on rocks of the Upper 



Illinois River 42 



Sherwood and Piatt, correlations by 99-100 



Shumard, B. F., classification of rocks of 



Ste. Genevieve County, Missouri. 168-169 



correlation in Kansas 198-199 



on Permian of New Mexico 199-200 



Silliman, B., on the coals of Rhode Island, 



etc 29 



on use of fossils in correlation 35 



on work of W. Maclure 49 



notice of address by 49-50 



Silurian, adoption of name 44-45 



Smith, TV., on fossils in identifying 



strata 18 



South Joggins, Nova Scotia section.. 227, 232, 240 



Spergen Hill, Indiana, fossils of 166-167 



Spergen Hill fossils from Idaho 167 



Springer, P., on Burlington limestone in 



New Mexico 224 



State surveys, where and by whom con- 

 ducted * 48 



Stevenson, J. J., on coal fields of Ohio, 



Pennsylvania, and "West Virginia. 89-90 

 on coal fields of Kanawha Valley, West 



Virginia 88-89 



on formations of Pennsylvania 98-99 



correlations by 99 



classification of Upper Carbonic 106-107 



on Umlral and Vespertine strata 119-120 



classification of Lower Carbonic 120 



on Devonian rocks of Pennsylvania. 124-125 



Stilsou, TV. B., correlation by 24 



Subcarboniferous, J. Hall on, in Ohio ... 62-63 



D. D.Owen on 63,138 



use of term 142 



subdivisions of 148 



Subcarboniferous, A. H. Worthen on Hh- 



nois rocks of 148-149, 160 



Subcoo glomerate, divisions of 109 



Swallow, G. C, on rocks of Missouri 151 



on Permian fossils from Kansas .193, 195, 199, 



205, 206 

 Swallow and Meek on rocks of Missouri. 157 



Swallow and Hawn, Permian section of 



Kansas 194,195,197 



Sydney coal field, C.Robb on 247, 248 



TV. Routledge on 255 



System in classification defined 80 



T. 



Page. 

 Taylor, Richard, on coal deposits and fos- 

 sils of Pennsylvania 36 



Tennessee, G. Troost on rocks of 37, 41 



J. M. Safford's classification for 164-166 



Tenney, Sanborn, on corals from Wasatch 



Mountains 214 



Tertiary of Werner 15 



Tertiary deposits of New York, T. A. 



Conrad on 39 



Texas, Permian in 221 



Thomas, D., on rocks of New York 34 



Transition rocks of Jameson 16 



Troost, G., on rocks of Tennessee 37,41 



on organic remains in the Mississippi 



Valley 37.38 



Tucson, Ariz., E. T. Cox on rocks of 222 



U. 



Umbral and Vespertine strata, I. J. Ste- 

 venson on 119-120 



Upper Carbonic, J. J. Stevenson's classi- 

 fication of 106-107 



Upper Carboniferous sections in Rocky 



Mountains 215-216 



Utah, Permian in 220-221 



V. 



Vanuxem, L., on value of fossils in corre- 

 lation 31-32 



nomenclature of 40 



on classification of rocks of New 



York 56 



Vmuxeni and Mather, classification of. .. 53 



Venango correlated with Chemung no 



J. P. Lesley on in 



Verneuil, Edward declassification by 44 



correlation of rocks of America and 



Europe 67-71 



on New York system 68-69 



on Devonian of America 70 



on Paleozoic formations of America.. 71 



on rocks of Mississippi Valley 143 



Vespertine strata of Virginia, W. M. Fon- 

 taine on 112-113 



Virginia, James Pierce on coal in 29 



J. P. Lesley on rocks of 86 



W. M. Fontaine on Vespertine strata 



of 112-113 



Volcanic class of Werner 15 



W. 



Walcott, C. D., on Permian in Utah 220-221 



on Kanab Valley, Arizona 221 



on rocks of Eureka District, Nevada. 222 



on Devonian fossils from Montana ... 224 



on rocks of Grand Canon, Arizona . . . 224 



Wasatch limestone 218-219 



Wasatch Mountains, corals from 214-215 



section in 218-220 



Waverly in Ohio . 62-63, 177, 182, 183, 184-185, 187-189 



Waverly problem 173-192 



Waverly series, de Verneuil on 70 



