INDEX TO VOLUME XXXI 703 



PAGE 



Washington, Fauna from the Eocene of. By Charles E. Weaver and 



Katherine Van Winkle Palmer. Review by G. Dallas Hanna . 261 

 Washington, Henry S. Italian Leucitic Lavas as a Source of Potash. 



Review by Albert Johannsen 80 



. Italite, a New Leucite Rock. Review by Albert Johannsen . 81 



— •. Obsidian from Copan and Chichen Itsa. Review by Albert 



Johannsen 82 



— . Persistence of Vents at StromboU and Its Bearing on Volcanic 



Mechanism. Review by Albert Johannsen 80 



. The Charnockite Series of Igneous Rocks. Review by Albert 



Johannsen 80 



— — ■ — . The Chemistry of the Earth's Crust. Review by Albert 



Johannsen 81 



. The Granites of Washington, D.C. Review by Albert 



Johannsen 82 



. The Lavas of the Hawaiian Volcanoes. Review by Albert 



Johannsen 82 



. The Rhyolites of Lipari. Review by Albert Johannsen . 81 



Washington, H. S., and Kozu, S. Augite from Stromboli. Review by 



Albert Johannsen 81 



Watanabe, Manjiro. Cortlandtite and Its Associated Rocks from Nishi- 



Dohira, Prov. Hitachi. Review by Albert Johannsen ... 82 

 Weaver, Charles E., and Pahner, Katherine Van Winkle. Fauna from 



the Eocene of Washington. Review by G. Dallas Hanna . . 261 

 Weidman, Samuel. Was There Pennsylvanian-Permian Glaciation in 



the Arbuckle and Wichita Mountains of Oklahoma ? . . . 466 

 Weise, E., and Uhlemann, A. Sektion Auerbach-Lengenfeld. Review 



by Albert Johannsen 83 



Weiss, Gustav. Beitrage zur petrographischen Erforschung des Unteren 



Buntsandsteins. Review by Albert Johannsen 83 



Wentworth, Chester K. An Improved Recording Micrometer for 



Rock Analysis 228 



. The Shapes of Pebbles. Review by C. fl. Behre, Jr. . . 161 



Western Australia, Annual Progress Report of the Geological Survey of, 



for the Year 1921. Review by A. H. B 158 



Western Vermont, Studies in the Geology of. By Clarence E. Gordon. 



Review by A. C. McF . 167 



Wilckens, 0. The Upper Cretaceous Gastropods of New Zealand. 



Book Notice 166 



Willard, D. E. The Story of the North Star State. Review by A. H. B. 263 

 Wright, C. S., and Priestley, R. E. British (Terra Nova) Antarctic 



Expedition, 1910-1913. Glaciology. Review by T. C. C. . . 513 



