CONTENTS. 



Page. 



Art. XXXVI. — Endothermic Reactions effected by Mechan- 

 ical Force; by M. C. Lea. (Part First.) 241 



XXXVII. — Studies on the Chipola Miocene of Bainbridge, 

 Georgia, and of Alum Bluff, Florida, with an attempt at 

 correlation of certain Grand Gulf group beds with ma- 

 rine Miocene beds eastward; by A. F. Foerste ... 244 



XXXVIII. —Mineralogical Notes ; by W. E. Hidden 254 



XXXIX. — Conditions of Appalachian Faulting ; by B. 



. Willis and C. W. Hayes .... 257 



XL. — Double Halides of Antimony with Rubidium ; by H. 



L. Wheeler * ..". 269 



XLI. — Separation of Copper from Cadmium by the Iodide 



Method ; by P. E. Browning 280 



XLII. — New Meteorite from Hamblen County, Tennessee; 



by L. G. Eakins 283 



XLIII. — Ventral Plates of the Carapace of the genus Holo- 



nema of Newberry ; by H. S. Williams 285 



XLIV. — Minerals from the Manganese Mines of St. Marcel, 



in Piedmont, Italy ; by S. L. Penfield - 288 



Appendix. — XLV. — Restoration of Coryphodon ; by O. C. 



Marsh. (With Plates V and VI.) 321 



SCIENTIFIC INTELLIGENCE. 



Chemistry and Physics— Absorption-spectra of Copper salts, Ewan, 295. — Sepa- 

 ration of Gases from each other under the influence of the Electric discharge, 

 Baly : Determination of Molecular Mass from the Rate of Evaporation, Kron- 

 berg, 296.— Boiling and Freezing points of Nitrogen monoxide, Ramsay and 

 Shields: Tests for Arsenic, Clark, 297. — Density of Carbon monoxide and the 

 Atomic Mass of Carbon, Leduo : Volatilization of Silica, Cramer, 299. — Inert- 

 ness of Quicklime, Veley: Lecture-notes on Theoretical Chemistry, F. C. 

 Weichmann: Guide to Stereochemistry, A. Eiloart, 300. — Heat, M. R. 

 "Wright: Select Biblography of Chemistry, H. C. Bolton: Interferences of 

 electrical waves produced by normal reflection from a metallic plate, 301. 



Geology and Mineralogy — Geological Society of America, with abstracts of papers, 

 302. — Geological Congress at Chicago, 306. — Geological Time: Annual Report, 

 for 1892, on the Geological Survey of Texas, 307. — Geological Survey of 

 New Jersey, R. P. Whitfield: Annual Report of the Director of the U. S. 

 Geological Survey, ^08-. — Seismological Journal of Japan: Bulletin of the Geo- 

 logical Institution of the University of Upsala : Traite des Gites Mineraux et 

 Metalli feres, Fucns and DeLaunay, 309. — The Glacialists' Magazine: Mount 

 Loa, Hawaii: Brief notices of some recently described Minerals, 310. — Haute- 

 feuillite: Melanostibian. 311. — Snow Crystals: Repertorium der mineralog- 

 ischen und krystallographischen Literatur, P. Groth and F. Grunling, 312. 



Miscellaneous Scientific Intelligence — American Association for the Advance- 

 ment of Science, 312. — Physical Geography of Antarctica: 317. — Prodromus 

 Faunae Mediterranean, J. V. Carus: Bulletin of the Geographical Club of 

 Philadelphia: Mammals of Minnesota, Herrick and Winchell: Ueber die 

 Entwickelung der Theerfarben-Industrie, H. Caro, 320. 



