46 
DONS. 
— 18 DÉCEMBRE 1882-19 FÉVRIER 1883. 
Davis. — - Remarks on the geology of Mt. Désert, 117. 
Wadsworth. — The appropriation of tlie name Laur^ntian by the canadian 
geologists, 121. — A microscopic study of the Gumberland Iron ore from Rhode 
Island, 191. — Some points relating to the geologîcal exploration of the fortieth 
parallel, 243. — The relation of the Quiiicy Granité lo the Primordial Argillite of 
Braintree, 274. — On the trachyte of Marblehead Neck, Mass., 288. — Notes on the 
geology of Marblehead, Mass., 306. — On Picotite from mont Shasta, Cal., 314. 
Dawson. — Note on Spirorbis contained in an Ironstone nodule from Mazon 
Creek, 157. 
Diller. — On the Felsites of the Yicinity of Eastern Massachusetts, 197. 
Cambridge. American academy of arts and sciences, t. X, N"* 2, 
1882. 
Newhaven. The american Journal of Science, t. XXV, N°' 145 et 
146, janv.-fév. 1883. 
Chester. On Bowlder Drift in Delaware, 18, 
Dodge. — Relation of the Menevian argillites and associated rocks at Braintree 
and vicinity, in Massachusetts, 65. 
Williams. -— Fauna at the base of the Ghemung group in New York, 97. 
Clarke. — Discoveries in Devonian Crustacea, 120. 
New York. Academy of Sciences. Annals of the —, t. lî, 1-9 
1881-82. 
Cleve. — OutUnes of the geology of the North-eastern West India Islands, 185. 
Whitfield. — Description of new species of fossils from Ohio, 193. 
Laurence Johnson. — = The Parallel Drift-hills of western New York, 249. 
Newberry. — The origin and relations of the carbon minerais, 267. 
— — Transactions of the —, 1. 1, 2-5, 1881-82. 
Philadelphie. American philosophical society. Proceedin gs of 
the t. XX, 110 et 111, 1881-82. 
Newberry. On the Origin and drainages of the basins of ihe great 
Lakes, 91. 
Stevenson, -° Note on the Laramie Group in the vicinity of Raton, New- 
Mexico, 107. 
Cope. — Contributions to the history of the Vertebrata of the lower Eocene of 
Wyoming and New Mexico, made during 1881, 139. 
Sacramento. Second report of the state mineralogist ôf Galifornia 
from december 1880, to october 1882. 
Washington, Smithsonian contribution to knowledge, t, XII, 1860. 
— Smithsonian report, 1866 et 1875. 
Crrande-Bretagne. Londres. The geological Magazine, New 
séries, décade II, t. X, 1 et 2, janv.-fév. 1883. 
Woodward. — On a new genus of fossil Galamary, i. 
Davidson. — On scottish silurian Brachiopoda, 5. 
Howorth. — Traces of a great postglacial flood, 9, 71. 
Tawney. ~ Woodwardian laboratory notes, 17, 65. 
