- 544 - 



22) Bulletin of the Museum of Comparative zoology at Har- 

 vard College, in Cambridge. [Jb. 1879. 153.] 



Vol. V. 7—16. Cambridge 1878—1879. — M. E. Wadsworth: On the 

 Classification of Rocks. 275. 



Vol. VI. 1—12. Cambridge 1879—1881. — Enthält nichts Geologisches. 



23) The American Journal of Science and Arts. 3rd Series. 

 [Jb. 1883. I. -345-] 



Vol. XXV. No. 146. February 1883 — H. S. Williams : Fauna at the 

 base of the Chemung Group in New- York. 97; — Geological che- 

 mistry ofYellowstone National Park. — H. Leffmann: Geyser 

 waters and deposits. — W. Bkam: Rocks of the Park. 104. — J. M. Clarke: 

 Discoveries in Devonian Crustacea. 120. — W. Cross: Hypersthene-ande- 

 site. 139. 



Vol. XXV. No. 147. March 1883. — W. P. Blake: New locality of 

 the green turquois known as Chalchuite and on the identity of turquois Ä 

 with the callais or callaiüa of Pliny. 197. — J. W. Dawson: On portions 

 of the skeleton of a whale from gravel on the line of the Canada Pacific 

 Railway, near Smith's Falls, Ontario. 200. — C. A. White: Glacial drift 

 in the upper Missouri river region. 206; — Late observations concerniug 

 the molluscan fauna and the geographica! extent of the Laramie group. 

 207. — C. E. Dütton: Recent exploration of the volcanic phenomena of 

 the Hawaiian Islands. 219. 



24) The Engineering and Mining Journal. 4°. New York. [Jb. 

 1883. I. -161-] 



Vol. XXXIV. 1882. - E. Gilfin : The gold-fields of Nova Scotia. 5. 

 — R. Rothwell: The gold-fields of the southern portion of the Island of 

 San Domingo. 31. — R. W. Raymond: Note on Hoefer's method of deter- 

 mining faults in mineral veins. 56. — J. Le Conte und W. B. Rising: 

 Metalliferous vein formation at Sulphur Bank, Cal. 109. — J. L. Campbell: 

 The Virginia goldbelt near the Richmond and Alleghany Railroad. 135. — 

 B. Silliman: The mineral region of Southern New Mexico. 199. 212. — 

 E. D. Peters : Notes on the Oscura copper-fields and other mines in New 

 Mexico. 270. — F. A. Lowe: The Silver Islet mine and its present develop- 

 rnent. 320. — L. Wagoner: The geology of the quicksilver mines of Cali- 

 fornia. 334. — W. B. Devereux: The occurrence of gold in the Potsdam 

 formation, Black Hills, Dakota. 334. 344. 



25) Comptes rendus hebdomadaires des seances del'Aca- 

 demie des sciences. 4°. Paris. [Jb. 1883. I. -347-] 



T. XCVI. No. 1. 2 janvier 1883. — Dieulafait: Existence du zinc ä 

 l'etat de difTusion complete dans les terrains dolomitiques. 70. — Bleicher 

 et Mieg: Sur le carbonifere marin de la Haute- Alsace ; la decouverte du 

 Culm dans la vallee de la Bruche. 73. 



T. XCVI. No. 2. 8 janvier 1883. — Berthelot: Sur la formation na- 

 turelle du bioxyde de manganese et sur quelques reactions des peroxydes. 



