712 



BULLETIlS OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 

 Shale in Monongahela formation in 



West Vii-ginia. Occun-ence of 65 



Monongalia county 82 



— • — Pittsburg coal bed ai 



Shaler, Nathaniel Southgate, Bibli- 

 ography of writings of 599-600 



— cited on fossiliferous clays at Glou- 



cester, Massachusetts 537 



occurrence of blue clay in 



Maine 509 



the geology of the Cape Cod 



district 510 



glacial period in New Eng- 

 land 507 



— , Fossiliferous deposits at Gloucester 



described by 5^J9 



— , Memoir of, by John T. Wolfe. . . 592-609 



— , I'ortrait of . . • 592 



Shales and limestones (various) of 



the Grand Canyon section 432 



— , Occurrence in Kentucky and West 



Virginia of 1-4S 



— of the Conemaugh formation 157 



Sharon' sandstone, Occurrence in Penn- 

 sylvania of 1-14 



Sharwood, William J. (and George 

 D. Louderback) ; Crocidolite-bear- 

 ing rocks of the California coast 



ranges (abstract) 659 



Shaw, .Tames, Reference to descrip- 

 tions by 192 



Shedd. Solon ; The metamorphic and 

 crystalline rocks of the Santa Cruz 



mountains 662 



Shepard, E. M., Title of paper by 610 



'Shimer, H. W., Reference to 304 



Shin Creek valley. Invasion bv Rattle 



Run river of ... -.i,;^ 342 



Siberia, Arctic North America com- 

 pared with 407 



Sicily, Remains of African fauna in . . 236 

 Sierra Nevada', General geological feat- 

 ures of the Truckee region east 



of 662-669 



Silica in Meteor crater. Character of. 498 

 — , Occurrence in Meteor crater, Ari- 

 zona, of 497 



— .-, Principle of concentration with ref- 

 erence to 25-27 



— , Segregation of 25 



Sili;rian, Continental structure dur- 

 ing the 393 



Silver-gold ores at San Pedro de 



Guanacevi. Mexico 649 



Sinai, Occurrence of strata of the Per- 

 mian age in 387 



Sinclair, W. J., elected Fellow 570 



S.MiTH, A. D. W., cited on anthracite 



beds of southern Pennsylvania... 452 

 Smith, B. F., cited on age of drum- 



lins 550 



Smith, .Iambs Perrin, cited on fauna 



of the Atlantic 238,239 



Smyth, C. H., Analysis of augite- 



syenite by 1?i''t§I 



basic syenite by 486, 48 t 



Snake hill. Connection with the Pali- 

 sades sill of 207 



Soaked anorthosite, Analysis of 490 



, Character of 490 



, Occurrence of 482 



Soda, Segregation of 25 



SoDiu.M carbonate, Cause of precipita- 

 tion of 21 



— sulphate. Precipitation from Great 



Salt lake of 18 



Solomon islands. Former connection 



with New Guinea of 236 



Solution, Process of, in concentration. 12 

 Sd.me characteristics of the Glacial 



period in non-glaciated regions, by 



Ellsworth Huntingdon 351-388 



Pa**'e 

 Sourland Mountain trap. Position of " 



^ tlie 207 



South Africa, P'ormer connection with 



eastern South America of 237 



— America, Character In Middle De- 



vonian time of 237 



(eastern). Former connection of 



South Africa with 237 



, Permo - Carboniferous climatic 



changes in 624 



— American bears. Origin of, bv John 



C. Merriam (abstract)....' 660 



— Brazil, Coal Measures and higher 



beds of 626 



— central Oregon, Physiographic feat- 



ures of, by (i. A. Waring 662 



— Lawrence, Massachusetts, Section 



at 514, 515 



— Norridgewock, Maine, Exposure at. 514 

 Southern New Mexico, Afton craters 



of 211-220 



— Ozarks, Cave-sandstone deposits of 



the- 251-256 



, Stratigraphy of the .... ■ 251 



Spencer, J. W.. cited on depth of Hud- 

 son River gorge 513 



— , Title of paper by 649 



Sphalerite in Windy Gap and Jack- 

 son limestones 110 



Spilorhis naiitiloiiles, Location of. . 522-523 

 Spinula poliinymti. Location of . . . . 522-523 

 Springs. Non-occurrence on island of 



Cephalonia of 224 



Standard Iron Company, Reference to 



explorations in Arizona of 493 



Stanley-Brown, Joseph (editor). Re- 

 port of 568 



— elected Editor 570 



Stanton, T. W., cited on fossils of 



Cook Inlet region, Alaska 328 



— .Jurassic rocks of the Mata- 



nuska region 329 



— pre-Quaternary formations of 



southern New Mexico. 216 



Stassfurt, Saline deposits at 18 



Staten island. Wells on 205 



Sterling crater. Character of 212 



Stevenson, John J. ; Carboniferous of 



the Appalachian basin 29-178 



— cited on coal areas of the Waynes- 



burg basin ^ 59 



• — beds in Dunkard lormation. 45 



— ■ measurements in Greene 



county, Penns.vlvania 6-} 



comparison of various coal 



basins 54 



correlation of coal bed at Long 



run 88 



— . correlations in Greene and 



Wasliingtou counties 119 



■ — examination of the Salisbury 



coal basin 47 



— ■ fauna of the Pennsylvanian. . 165 



Fishpot limestone 35 



fossils of the Mauch Chunk 



formation 460 



Franklin limestone 102 



(ireat limestone bed 38 



his measurements in northern 



Belmont 71 



report on Jefferson county. 67 



limestone of the Salisbury 



basin 49 



limestones of Greene county.. 110 



the Monongahela forma- 

 tion 56 



-Little Waynesburg coal bed... 42 



location of various coal beds.. 52 



Lower Washington limestone.. 101 



.— measurements in tlie Waynes- 

 burg coal basin 60 



Middle Washington limestone. 102 



