INDEX TO VOLUME l8 



713 



Pag'6 

 Stevenson, J. J., cited on Monongahela 

 formation in Harrison and Jeffer- 

 son counties, Olaio 66, 67 



occurrence of Pittsburg coal 



l)eds 54 



origin of tlie JIaucli Claunli 



formation 464 



redstone limestone 34 



section at Clarksburg, Harri- 

 son county 86 



— ■ shale in coal beds of West 



Virginia 66 



^ the Lisbon-Irwin coal basin.. 58 



Uniontown limestone 39 



Upper Washington limestone. . 102 



variations of the Pittsburg 



coal bed .50 



— Washington A coal bed 103 



Washington sandstone 09 



Waynesburg B coal bed 98 



— • limestone 41 



sandstone 97 



— .Section at (iilmore revised by 127 



— , Title of paper by 653 



Sti.mpson, . cited on glacial com- 

 plexity in Massachusetts 507-508 



Stockton cement, Occurrence of .... 148 

 Htomatoixila crixiiisa. Location of. 522-523 

 Stone, George H.. cited on gravel de- 

 posits of Maine 510 



tills in Maine 514 



Stone. R. W., cited on Elders Ridge 



coal area 55 



limestones of the Monongahela 



formation 56 



Stones River limestone, Trenton lime- 

 stone named 183 



Stratified sand and gravel. Occur- 

 rence at Little Boars head. New 



Hampshire, of 519 



— ■ — . gravel, and clay. Occurrence in 



New England of 512 



Stratigraphic succession in the region 

 northeast of Cook inlet, Alaska, by 

 Sidne.v Paige and Adolph Knopf. . 



325-332 

 Stratigraphy and structure of the 



T'inta ranee, by P. B. Weeks.. 427-448 



Stri.e, Deflection of 552 



Strickland, H. E., cited on limestone 



of Cephalonia 223 



Strong. Moses, Reference to descrip- 

 tions by 192 



^trniKiiilnrenti-aiiix drohachiensis. Lo- 

 cation of 522-523 



Structure and correlation of Newark 



trap rocks of New .Jersey.... 195-210 

 SuBAERiAL deposits. Views showing 



types of 378 



SrHLi.MATioN, Process of 10-20 



SuDBiRY district, Canada. Examples of 



magnetic segregation in 25 



SuEss, Edward, cited on continental 



structure 392, 408 



formation of the North Atlan- 

 tic 238, 239 



— , Reference to 237. 239, 302 



St'LPHrR, Concentration of 20 



SvERDRUP. . cited on folded zones 



of the Arctic regions 407 



Swartz. C. H., Title of paner bv 652 



Syenite, Analysis of 481, 487, 488, 489 



— , Border relations between anornio- 



site and 481-482 



granite-gneiss and .... 480-481 



— . Derivation of 485 



— .Differences between gabbro and.... 488 

 — . Occurrence of anorthosite soaked 



by 482 



— , Relations of the Grenville rock to. . 



483-484 



Page 



Syenite, Table of comparisons of gab- 

 bro and 489 



— ■ — showing results of mixture of 



gabbro with 488 



Syla.more sandsone. Occurrence and 



age of 253 



Synclines, Development of 391 



Taff, .T. a., cited on geology of the 



Arbuckle and Wichita mountains. . 406 

 'Tait, p. G., cited on zones of intru- 

 sion 409 



Tangential pressure, Effects of 404 



Tarim river, Chinese Turkestan, Tvpi- 



cal features of 355. 356 



Tarr. Ralph S., cited on glaciers of 



the Yakutat Bay region 259 



— , Fossiliferous clays discovered by.. 537 



— , Orange glacier named by 265 



— , Recent advances of glaciers in the 



Yakutat Bay region. Alaska.. 257-286 



— , Record of remarks by 642 



— , Term "interglacial" Used by 510 



— , Title of paper by '. 623 



Tassin, Wirt, Reference to paper by.. 504 

 Taylor. T. B.. cited on erosion on 



Michigan rivers 347 



Temperature, Influence on concentra- 

 tion of 24 



Temple Butte limestone. Grand Can- 

 yon section. Age, character, and 



thickness of 432 



Ten-mile limestone. Occurrence of.... 105, 

 106, 117, 118. 122, 123. 124, 127 

 Tennessee, Occurrence of limestone in 



Grundy county 146 



Terra Rossa, Mode of origin of 13 



"rERTi.4.RY beds. Occurrence on the 



(Jreat plains of 289 



of the Uinta mountains 288 



range. Correlation of... 440 



— , Continental structure during the. . 393 



— sediments. Occurrence in Cook inlet. 



Alaska, of 326 



Texas, Character and extent of the 



Llano region of 394, 398 



Thompson. .T. V.. Acknowledgments to. 54 

 Thi-nria goiililii. Location of 52'2-523 



— rriin-adi. Location of 522-523 



— tninkatd. Location of 522-523 



Tight. W. G.. Title of paper by 641 



TiLGHMAN, B. C, Acknowledgments to. 494 



— cited on Meteor crater, Arizona.... 495, 



496, 501 

 — • quoted on effects of impact by pro- 

 jectiles 498. 499 



— • silica of Meteor crater, Ari- 

 zona 497 



work at Meteor crater. Ari- 

 zona, in 1907 .503 



— . Reference to paper by 493 



Till at Lynn, Massachusetts, Figure 



showing 548 



. — • — Revere, Massachusetts, Figure 



showing 549 



— deposits of northeastern New Eng- 



land, Characteristics of 516 



■ , Correlations of 516 



, Unconformity succeed- 

 ing 517 



— exDOSures. Occurrence of 538 



— , Figure showing section at Haver- 

 hill of 540 



— in Massachusetts, Views showing 



sections of . 526 



— , Occurrence in New England of. See 



table 512 



— overlying clays. Occurrences of.... 539 



gravels. Occurrence of 528 



— , Wisconsin age of 545-548 



