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Jannettaz : Note sur la niatiere colorante des calcaires noirs des Pyre- 

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14) The Geological Magazine, edited by H. Woodward. 8°. London. 

 [Jb. 1892. I. 623.] 



No. 335. Dek. III. Vol. IX. No. V. Mai 1892. — H. Woodward : 

 A Neuropterous Insect froni the Lower Lias, Barrow-on-Soar, Leicestershire. 

 193. — A. Harker: The Lamprophyres of the North of England. 199. — 

 J. G. Goodchild : An Improved Method of taking Inipressions of Fossils. 

 206. — Ch. Davison : On the Nature and Origin of Earthquake-Sounds, 

 208. — W. M. Hutchings : Notes on the Ast-Slates and other Rocks of 

 the Lake Distriet. 218. — B. Thompson: The Oolitic Rocks at Stowe- 

 Mine-Churches , Northamptonshire. 228. — G. B. Bückton: Notes on the 

 Fossil Aphidae and Tettigidae. 228. 



No. 336. Dek. III. Vol. IX. No. VI. Juni 1892. — R. Hunt: On 

 certain Affinities between the Devonian Rocks of South Devon and the 

 Metamorphic Schists. 241. — A. E. Ussher: Perniian in Devonshire. 247. 

 — H. Howorth: Did the Mammoth live before, during and after the 

 Deposition of the Drift. 250. — S. Buckman : The reported Occurrence of 

 Ammonites jurensis in the Northampton Sands. 258. — G. W. Bulman : 

 The revised astronomical Theory of Glaciation. 260. 



15) The Arne rican Journal of Science. Edited by J. D. and E. S. 

 Dana. 8°. New Häven, Conn., U. St. [Jb. 1892. I. 624.] 



Vol. XLIH. No. 256. April 1892. — M. J. Püpin : Action of Vadium 

 Discharge Streamers upon each other. 263. — D. Adams : Melilithe-bearing 

 Rock (Alnoite) from Ste. Anne de Beilevue near Montreal. 269. — G. P. 

 Merill and R. L. Packard : Azure-blue Pyroxenic Rock from the rniddle 

 Gila , New Mexico. 279. — F. Leverett : Correlation of Moraines with 

 Raised Beaches of Lake Erie. 281. — J. F. Rogers: Magnesium as a 

 Source of Light. 301. — P. E. Browning: Method for the quantitative 

 Separation of Barium from Calcium by the action of Amyl-Alcohol on the 

 Nitrates. 314. — N. Dale : Plicated Cleavage Foliatiou. 317. — C. Selwyn : 

 Geological Age of the Saganaga Syenite. 319. — H. Smith: Third Occur- 

 rence of Peridotite in Central New York. 322. — S. Bayley : Fulgurite 

 from Waterville. 327. — F. Kunz: Mineralogical Notes on Brookite, 

 Octahedrite, Quartz and Ruby. 329. — 0. C. Marsh: Recent Polydactyle 

 Horses. 339. 



Vol. XLIII. No. 257. Mai 1892. — C. Hütchins : Radiation of 

 Atmospheric Air. 357. — C. Abbe : Atmospheric radiation of Heat and its 

 Importance in Meteorology. 364. — W. Clarke and A. Schneider : Ex- 

 periments upon the Constitution of certain Micas and Chlorites. 378. — 

 E. Browning: Qualitative Separation and Detection of Strontium and 

 Calcium by the Action of Amyl Alcohol on the Nitrates. 386. — W. Hilgard : 

 The Age and Origin of the Lafayette Formation. 389. — L. Reese : In- 

 fluence of Swamp Waters in the Formation of the Phosphate Nodules of 

 South Carolina. 402. — F. Ayres : Plattnerite and its Occurrence near 



