CONTENTS. 



Page 

 Aet. IX. — Pbvsiogrnpbic Development of the Taruraai 



Dome in Japan; by Hidezo Simotomai (Tanakadate) . 87 



X. — Lavas of IVIorro Hill and Vicinity, Soiitbern California; 



by G. A. Warixg and C. A. Waeing 98 



XI. — On Tri-Iodide and Tri-Bromide Equilibria, especially 

 in Cadmium Solutions ; by R. G. Yax Name and W. G. 

 Broavn . . 105 



XII. — The Environment of the Amphibian Fauna at Linton, ' 

 Ohio; by E. C. Case 124 



XIII. — Some Fossil Beetles from the Sangamon Peat ; by 



H. F. WlCKHAM.. ^.. \ 137 



XIV. — Granite in Kansas; by S. Fcsvees . 146 



XV. — A New Method for the Determination of Hydrogen 



Peroxide : bv G. S. J amiesox . „ 150 



SCIENTIFIC INTELLIGENCE. 



Geology — The Coral Reef Problem and Isostasy, G. A. F. Molengraaf, 

 153. — A Study of the Magmatie Sulphide Ores, C. F. Tolman, Jr., and 

 A. F. Rogers : Origin of Massive Serpentine and Chrvsotile-Asbestos, 

 Black Lake-Thetford Area, Quebec, R. P. D. Graham, 156. — Contribu- 

 tions to the Knowledge of Richtliofenia in the Permian of West Texas, E. 

 BosE : Contribntions to Geology, 157. — Geological Survey of Alabama, 

 E. A. Smith : Bibliography of the Geology and Mining Interests of the 

 Black Hills Region, C. C. O'Harra: Story of the Grand Canyon of Ari- 

 zona, N. H. Barton : Bulletin of the University of Texas, 1916, No. 06, 

 J. A. Udden, 158. 



Miscellaneous Scientific Intelligence — Food Poisoning, E. O. Jordan, 158. — 

 Principles of Agricultural Chemistry, G. S. Fraps: The Secretion oi the 

 Urine, A. R. Cushxy, 159— Field Museum of Natural History-, Annual 

 Report of the Director, F. J. V. Skiff: Chemical and Biological Survey of 

 the Waters of Illinois, E. Bartow: British Museum Publications, IGO. 



Ohituarii—T. McK. Hughes: H. T. Kennedy, 160. 



