INDEX TO VOLUME XXIV 843 



PAGE 



Stauffer, C. R. The Relationships of the Olentangy Shale and Asso- 

 ciated Devonian Deposits of Northern Ohio 476 



Steeprock Lake, Ontario, Notes on Fossils from Limestone of. By 



Charles D. Walcott. Review by T. T. Q 725 



Steeprock Lake, Ontario, The Geology of. By Andrew C. Lawson 



Review by T. T. Q 725 



Stephenson, E. A. Studies in Hydrothermal Alteration. I. . . 180 



Stephenson, L. W. Cretaceous Deposits of the Eastern Gulf Region, 

 and Species of Exogyra from the Eastern Gulf Region and the 

 - Carolinas. Review by R. C. M 207 



Stratigraphy of the Skykomish Basin, Washington. By Warren S. 



Smith rrg 



Stromatoporoidea, On the Structure and Classification of the. By 



M. Heinrich ?* 



Studies for Students. Contributions to the Study of Ripple Marks. 



Douglas W. Johnson 809 



Sulphur Deposition, A Peculiar Process of. By Y. Oinouye ... 806 



Taber, Stephen. Geology of the Gold Belt in the James River Basin, 



Virginia. Review by T. T. Q 518 



Temiskaming Region, Canada, The Huronian Formations of. By 



W. H. Collins. Review by T. T. Q 726 



Temperature of the Copper Mines. By A. C. Lane. Review by 



R. C. M 728 



Tennessee, Geological Map of. Compiled by Olaf P. Jenkins (A. H. 



Purdue, State Geologist). Review by R. D. S 206 



Tertiary Paleontology of Western Washington, Preliminary Report on. 



By Charles E. Weaver. Review by W. B. W 827 



Thayer, Warren N. The Physiography of Mexico 61 



Tomlinson, C. W. The Origin of Red Beds. A Study of the Conditions 



of Origin of the Permocarboniferous and Triassic Red Beds of the 



Western United States . 153, 238 



Trimerorhachis, The Skeleton of. By S. W. Williston . . . . 291 



Udden, J. A. Notes on Ripple Marks 123 



Untersuchung fiber Gletscherstruktur und Gletscherbewegung. By 



Hans Phillip. Review by R. C. M 103 



Upper Cretaceous and Eocene Floras of South Carolina and Georgia, 



The. By E. W. Berry. Review by R. C. M 624 



Van Tuyl, Francis M. A Contribution to the Oolite Problem . . 792 

 Variations of Glaciers. XX. By Harry Fielding Reid . . . . 511 

 Volcanic Ejecta, An Unusual Form of. By Wallace E. Pratt . . 450 



Walcott, Charles D. Notes on Fossils from Limestone of Steeprock 



Lake, Ontario. Review by T. T. Q 725 



. Pre-Cambrian Algonkian Algal Flora. Review by T. T. Q. 518 



Water Supply of Eastern and Southern Florida. By E. H. Sellards. 



Review by W. B. W 823 



