50 dons. 2 mars-4 mai 1874. 
New-York. Lyceum of Natural historyof —. Annals of the —, t. X, 
n os 8-11 ; 1872-73. 
j. j, Stevenson. — The upper Goal measures west of the Alleghany Mountains, 
226 ; — Note on the Coais of the Kanawha valley, West Virginia, 271. 
Âlb. R. Leeds. — Spectroscopic examination of silicates, 324. 
— — Proceedings of the —, t. I er , f. 16-19 ; 1871. 
J. S. Newberry. — On Archegosaurus médius , 237 ; — On Pterodactylus Oweni of 
Western Kansas; on an Asphaltum of Colorado; on fossil Ovsters from Virginia, 
California and Georgia, 241 ; -- On the Gas Wells of Ohio and Pennsylvania, 266. 
H. Wurtz. — On a Greensand marie, from Shrewsbury River, New-Jersey, 238. 
À. M. Edwards. — On the casts of the chambers of Foramenifera in strata, 239. 
D. S. Martin. — Notes on the Minerais of the Cornwall Mines, Pennsylvania, 240. 
Habel, Squier, A. M. Edwards. — On the éruption of water from the volcanoes of 
Central America, 242. ^ 
Schweitzer. — Notes on Felsites of the Palisade Range, 244. 
Seely, Newberry, Squier. — On Anthracites from New Mexico and the Western 
Territories, 252. 
A. M. Edwards. — On Clayslones from Hanover, N. II., 258. 
D. S. Martin. — On the Coal of Orange Co., N. Y., 259. 
W T urtz. — On the Gas Well at West Blomfield, N. Y., 260 ; — On Iron Ochros, from 
Mont Katadhin. Me., 278. 
Egleston. — On some Chinese Jade, 276 ; — On five crystals of Diamond and one 
of Red spinel, from South Africa, 289. 
D. S. Martin, A. M. Edwards. — On a Clay containing recent shells, from Lewes, 
Del., 290. 
Feuchtwanger, Wurtz, Edwards. —On infusorial earth, from Nevada, 295. 
— ld., 2 e série, t. I er , n° 1 ; 1873. 
Newberry. — Quartz pebbîes and bowlders from bituminous clays at Keyport, N. 
J., 9 ; — The Salina group, 11. 
D. S. Martin. — Primordial fossils from Troy, N. Y., 10; — African copals, 20. 
Th. L. Mead. — Fossil insects fromlhe South Park, Colorado, 29. 
Grande-Bretagne . Dublin. Geological Society of ïreland. Journal of 
the R. -, 2« sér., t. Il (XII), n» 3; 1871. 
Sam. Haughton. — On the Discovery ofÀlbite Felspar, by M. Westropp, in the gra¬ 
nité of Dalkey, county of Dublin, 213; — On the Constituent minerais of the Granités of 
Scotland, as compared with those of Donegal, 232. 
R. N. Traquair. — On Griffithides mucrovatus, M’ Coy, 213. 
W. L. Lindsay. — Recent goîd diggings in Scotland. A history and a commen- 
tary, 218. 
J. D. La Touche. — On Sphère idal structure in silurian rocks, 229. 
J. Whitley. — On the Geology and structure of the Granités ofLundy island, 235. 
M. Close. — On some Corries and their rock basins in Kerry, 236. 
G. H. Kinahan. — Notes on Metamorphic ingenite (intrusive) rocks, 254. 
Frazer. —Notes on Primitive wooden shovels imbedcled in adeposit of iron oehre, 
on the property of the Major-general Dunne, at Clonaslee, Queen’s county, 258. 
Edw. Hull. — On the Geological âge of the Ballycastle coal-field, and its relations 
to the Carboniferous rocks of the West of Scotland, 260. 
W. H. Daily. — On the fossils ofthe Ballycastle coal-lîeld, 270. 
