836 INDEX TO VOLUME XXII 



PAGE 



Savage, T. E. On the Conditions under Which the Vegetable Matter 



of the IlUnois Coal Beds Accumulated . . . . 754 



Schmelzerscheinungen und die umkehrbare Umwandlung des Calcium- 



carbonats, Die. By H. E. Boeke. Review by A. J. . . . 190 



Scrivenor, John Brooke. The Gopeng Beds of Kinta (Federated 



Malay States). Review by Heath M. Robinson .... 626 



Serpentine, Physiographic Relations of, with Special Reference to the 



Serpentine Stock of Staten Island, New York. By W. O. Crosby 582 



Shimer, Hervey W., and Sidney Powers. Notes on the Geology of the 



Sun River District, Montana 556 



Shower of Meteoric Stones at Aztec, near Holbrook, Navajo County, 

 Arizona, Preliminary Note on the. By W. M. Foote. Review by 

 A. J 277 



Silica, The Various Forms of, and Their Mutual Relations. By Clarence 



N. Fenner. Review by A. J. 276 



Skeats, E. W., and H. S. Summers. The Geology and Petrology of the 



Macedon District. Review by A. J 627 



Smith, James Perrin. Review of Fosseis Devonianos do Parana, by 



Dr. John M. Clarke 95 



Smits, A., and K. Endell. Ueber das System SiOa. Review by A. J. 276 



Snider, L. C. Petroleum and Natural Gas in Oklahoma. Review by 



A. D. B 287 



. The Mississippian Rocks of Northeastern Oklahoma . . 613 



SogneskoUens og Bremangerlandets granodioriter. By Carl Fred. 



Kolderup. Review by A. J 284 



Stability Relations of the Silica Minerals, The. By Clarence N. 



Fenner. Review by A. D. B 440 



Stephenson, E. A. Review of Text Book of Petrology; The Sedi- 

 mentary Rocks, by F. H. Hatch and R. H. Rastall . . . 278 



Stewart, C. A. A Comparison of the Coeur d'Alene Monzonite with 



Other Plutonic Rocks of Idaho 684 



— ■ — ■ — . The Geology and Ore-Deposits of the Silverbell Mining Dis- 

 trict, Arizona. Review by A. J 627 



Stream Piracy and Natural Bridges in the Loess of Southeast Missouri. 



By C. L. Dake 498 



Stream Valleys, Certain Types of, and 'Their Meaning. By John 



Lyon Rich 469 



Strength of the Earth's Crust, The. By Joseph Barrell 



28, 14s, 209, 289, 441, 537, 65s, 729 

 Structural Geology. By C. K. Leith. Review by R. T. C. . . . 91 

 Structure and Origin of the Magnetite Deposits near Dillsburg, York 



County, Pennsylvania. By E. C. Harder. Review by A. J. . 278 



