INDEX. 



Page. 



Hipley formation U, 612, 614, 637,663, 654-660, 732-733 



River Quarry beds '^^ 



Riversdale formation 330-331, 355, 3S6 



Roan Plateau, Colo., geology of 706, 759-760 



Roaring Creek sandstone *^^ 



Robb, Charles, acknowledgments to 50,60 



Robinson, H. H., acknowledgments to 5C,57 



Robinson formation 364, 376, 520-521 



Rochester shales 237, 245 



Rockcastle conglomerate 448, 451, 452 



Rockford limestone 409. ^12 



Rockmont slate 164 



Rockwell formation 418, 419 



Rockwood formation 164,230-232,238,287 



Rocky Mountains, geology of 10, 11, 12, 13, 14, 15, 17, 637 



Rocky Mountains of Canada, authorities on 154, 



207, 208, 258, 333, 355, 387, 388-392, 624 



geology of 164, 156, 



207-408, 225, 258, 269, 333, 387-388, 579, 624-625, 639, 693-694 



Rocky Woods conglomerate 469 



Rogers, H. D., publications by 433,858 



Rogers, W. B., aclmowledgments to 50,59 



cited 115,326,418 



publications by 174, 858 



Rogersville shale 92-93 



Rollins sandstone 671 



Rome formation 85,89-91,93 



Rominger, C, cited 194, 245 



publication by 858 



Romney shale 275,286,287 



Rondout formation 239,241,245 



Rosiclare sandstone 409, 413 



Roslyn formation 774 



Rotten limestone. See Sehna chalk. 



Roubidoux formation 104 



Roxbury conglomerate 115, 470 



Ruby formation 760 



Ruedemann, Rudolph, acknowledgments to 60, 58 



cited 189-191 



publications by, list of 858 



Ruedemarm, R. , and Clarke, J. M. , publication by 844 



RulHn, Edmund, pubUcation by 858 



Russell, I. C, acknowledgments to 60, 57, 58, 69, 61 



cited 623-824, 826, 830-831 



publications by 532. 868 



Russell formation 94 



Russellviile shale 468 



Rustler formation 360,474-476 



Rutledge limestone 93-93 



Rysedorph conglomerate 184, 190 



Sabinas formation 649 



Sabine formation. See Wilcox formation. 



Sa<!ramento formation 374 



Safford, J. M., acknowledgments to , 60,59 



cited 276,277-278,401,418,728 



pubUcatiODS by 173. 653, 858 



Safford, J. M., and Killebrew, J. B., publication by '. 858 



Sage Creek formation 775-776,833-834 



Saginaw formation 420, 468 



Sailor Canyon fonnation 522,556 



St. Charles fonnation 106 



St. Croix formation 124, 146 



Ste. Gene™ve limestone 409, 411, 413, 468 



St. Ellas Range, geology along 366, 394-395 



Ste. Marie formation 198 



St. Helens Island, geology of 269, 324-326 



St. Joe limestone 411, 458 



St. John group 137-139, 142, 145, 147 



St. Lawrence formation 118 



St. Lawrence Island, authorities on 61 



publications on ., ■. 36 



St. Lawrence Valley, authorit ies on 130-134 



geology of 72, 130-134. 196-206 



St. Louis lunratone 401, 403, 406, 408, 411, 413, 418, 420, 458 



St. Marys fonnation 746-749 



St. Marys River formation 693,695,782 



St. Maurice formation 726, 727 



Page. 



St. Peter sandstone 104,118,169,176,180,194,249 



St. Piran fonnation 164 



St. Stephens limestone 738, 739 



Salem limestone 409 



Salma shale 239,241,245,246,248 



Salisbury, R. D., acknowledgments to 58 



pubUcation by 85S 



Salisbury, R. D., and Chamberlin, T. C, cited 242, 408, 411, 412, 414 



Saltsburg sandstone 436 



Salmon formation 242 



Salmon River shale 184 



Salmon Trout limestone 339 



Salter, J. W., cited 222, 261 



publications by 265, 858 



Salterain y Legarra, Pedro, acknowledgments to 50,56 



Saluda formation 172 



San Andreas limestone 363 



Sandia formation 362 



San Diego formation 81& 



Sandsuck shale 91-92 



Sanford, Samuel, acknowledgments to 50,57 



publication by 858 



San Erancisco sandstone 555 



San Juan basin, geology of 70r., 755-757 



San Lorenzo formation 753,815,818 



San Luis formation 6CS 



San Luis Potosi (F-14), authorities on 551.591 



geology of 649,651-562,579,590,591 



See also Mexico. 



San Miguel beds 649 



San Pablo formation 723,816,816,818 



San Pedro fonnation 816, 818 



Santa Clara formation 818 



Santa Margarita formation 764, 817, 818 



Santa Rosa formation 12, 425 



Santee marl 737 



Santo Domingo (E 18-19), authorities on 346,346,642,801,803 



geology of 13, 16, 342, 345-347, 637, 642-643, 794, 801-803 



See also West Indies. 

 Sapper, Carl, acknowledgments to 50, 56 



cited 346, 355, 367, 425, 500-502, 503-504 , 649, 686-686, 721, 798 



publications by 427, 858 



Sapulpa group 461, 464 



Saratogan series 75, 104, 124 



Sardeson, E. W., cited 120 



publications by, list of 858 



Sardeson, F. W., and Hall, C. W., publications by 169,851 



Saskatchewan (M-0 12-13), authorities on 61, 262, 336, 695-697, 834 



geology of 62, 64, 226, 261-262, 269, 336, 629, 695-698, 796, 834 



pubUoations on 33,37-38,46-47,51,53 



!, T. E., acknowledgments to 50,57 



cited 171,236,279-282 



publications by 278,858-859 



formation 443-444 



formation 458,467 



Sawkins, J. G., acknowledgments to 56 



cited 717 



Sawkins, J. G., and Wall, G. P., cited 344-346,584,714-715 



publication by 863 



Say, Thomas, publication by 859 



Sayles, R. W.. and La Forge, L., cited 470 



publication by 859 



Scale of map, restrictions imposed by 7-8 



selection of 8 



Scalia, S., and Burckhardt, C, cited 604-506 



publication by 843 



Schagticoke shale 191 



Schaller, W. T., cited 360 



Sohei, P., cited 155,266-268,400,548,839 



publications by 341 , 859 



Schoharie grit 297,300 



Sohrader, E. C, acknowledgments to 60, 56, 57, 68, 61, 636 



cited 340,364,399,458,636,702,792-793,838 



publications by 793,859 



Schrader, F. C, and Spencer, A. C, cited 394,543-544 



publication by 859 



Schuchert, Charles, acknowledgments to 20 



cited 223-224, 



227, 264, 275, 276, 288, 290, 298-299, 324-7 19, 496 



