392 



Berichtigungen. 



26) The American Journal of Science. Editors J. D. and E. S. 

 Dana. 8°. New Häven, Conn., ü. St. [Jb. 1894. I. -546-.] 

 1894. Vol. XLVII. March. No. 279. — G. F. Wright : Continuity of 

 the Glacial Period. 161. — Howe: Chemical Composition of Chondrodite, 

 Humite and Clinohumite. 188. — Spencer: Deformation of the Lundy 

 beach and Birth of Lake Erie. 207. — Pirsson : Crystallization of Enar- 

 gite. 212. — L. Smyth: Relations of the Lower Menominee and Lower 

 Marquette Series in Michigan. 216. — Marsh: Restoration of Campto- 

 saurus. 245. 



April. No. 280. — Chamberlin and Leverett: Further Studies of 

 the Drainage Features of the Upper Ohio basin. 247. — A. Smyth : Post- 

 eocene formations of the Coastal Piain of Alabama. 285. — Packard: 

 Variscite from Utah. 297. — Beecher : Appendages of the Pygidium of 

 Triarthrus. 298. — Harris : Geological Position of the Eocene Deposits 

 of Maryland and Virginia. 301. — Penfield : Contributions to the Cry- 

 stallization of Willemite. 305. — Walcott: Occurrence of Olenellus in 

 the Green Pond Mountain Series of Northern New Jersey with a Note on 

 the Conglomerates. 309. — Walker: Notes on Nickeliferous Pyrite from 

 Murray Mine Sudbury, Ont. 312. 



May. No. 281. — Dana: Observations on the Derivation and Homo- 

 logies of some Articulates. 325. — Penfield : Crystallization of Herderite. 

 329. — Kemp : Additional Note on Leucite in Sussex Co. 339. — Pirsson : 

 Phonolitic Kocks from the Black Hills. 341. — Whittle : General Structure 

 of the Main Axis of the Green Mountains. 347. — Wolff : Notes on 

 Apparatus for the geological Laboratory. 355. — W. Upham : Diversity of 

 glacial Drift along its Boundary. 358. — C. Lea: Transformations of 

 mechanical into chemical Energy. 377. — Jannasch and Locko : Presence 

 of Water in Topaz. 386. — Penfield and J. C. Minor: Chemical com- 

 position and related physical properties of Topaz. 387. — Marsh: Eesto- 

 ration of Elotherium. 407 ; — New Miocene Mammals. 409. 



Berichtigungen. 



In dem Referat über M. Belowsky : Die Gesteine der ecuatorianischen 

 West-Cordillere vom Tulcan bis zu den Escaleras-Bergen (dies. Jahrb. 1894. 

 I. -465-) ist auf S. 466 Z. 21 und 22 v. u. zu setzen: 



//b gelb, _i_b ganz dunkel, 



//b hellbraun, J_b ganz dunkel, 

 so dass die Angaben des Verf. für Schliffe _L c mit denen für Schliffe // 100 

 thatsächlich übereinstimmen. O. Mügge. 



1894 I. -525- Z. 19 v. o. lies Ba mulin a statt JRhiz ammin a. 



