404 



INDEX. 



Oyster, European, historical and econom- 

 ical notice of, 241. 

 P. 



Page, C. G., on the use of the dynamic 

 multiplier, 354. 



Pecten maximum, history and economi- 

 cal notice of, 248. 



■ concentricum, notice of, 249. 



Pennsylvania, first report on the geology 

 of, 192. 



Persoon, obituary notice of, 215. 



Phosphorus, combustion of, in nitrous ox- 

 ide gas, 290. 



Pinna rotundata, historical and economi- 

 cal notice of, 70. 



Planetary spaces, temperature of the ter- 

 restrial globe and, 1 . 



Potatoes, essential oil of, 382. 

 R. 



Rainbows, supernumerary, 227. 



Records of science, notice of Thomson's, 

 212. 



Redfield, W., C. on the supposed connec- 

 tion of the gulf stream with the oppo- 

 site currents on the coast of the United 

 States, 349. 



Report of the curators of the Boston soci- 

 ety of Natural history, 364. 



Robert, Mons. Eugene, visit to Iceland, 

 196. 



Rogers, H. D. first report on the geology 

 of Pennsylvania, 192. 



Wm. B. report on the geological 



reconnaissance of Virginia, 192. 



Roofing with zinc, 315. 



Rotting of timber in certain situations, 380 



Royal geographical society, 383. 

 S. 



Salt works of Zipaquera in New Granada, 

 89. 



Sandstone, footseps in, 174. 



Shad and shad fisheries of the river Dela- 

 ware, 134. 



Shells, economical uses of some species 

 of, 53, 235. 



used for fancy work, 257. 



. as a circulating medium, 258. 



fish, disease amongst, 97. 



Shepard, C. XJ., chemical examination of 

 Microlite, 338. 



, description of Edwardsite, 



a new mineral, 162. 



— , Eremite, a new mineral 



Society, New York statistical, 202. 



Statistical society of New York, 202. 



Storer, D. Humphreys, report of the cu- 

 rators of the Boston society of natural 

 history, 364. 



Storms, adoption in England of, Mr. Red- 

 field's views on, 197. 



Sturgeon's annals of electricity, &c., 213. 



Swaim, James, electro-meteorological ob- 

 servations, 304. 



T. 



Telegraphs, 201. 



Temperature of the terrestrial globe and 

 the planetary spaces, 1. 



Terrestrial globe, temperature of, 1. 



Testacea, economical notice of some spe- 

 cies of, 53, 230. 



Thomson's Records of science, notice of, 

 212. 



Timber, rotting of, 380. 



Tornado of New Brunswick, 158. 

 causes of, 153. 



Torpedo, electricity of, 198. 



Torrelite of Thomson, identical with Co- 

 lumbite, 149. 



Tour in France, Italy and Elba, by Prof. 

 Hall, 74. " ■ 



Trees, beech, interlocking of, 379. 



Transactions of the Natural history socie- 

 ty of Hartford, 392. 



Travels in Egypt, Arabia, &c. incidents 

 oC 398. 



Trilobites, new, 167, 343. 



Turbo littoreus, economical notice of, 248. 



Turner, Dr., obituary notice of, 213. 



Twining, A. C, his observations upon cer- 

 tain auroral and optical phenomena, 217. 

 V. 



Virginia, gold region of, 98. 



nearFredericksbure, 



.341. 

 . , report on the mineralogy 



of Connecticut, 399 

 Silliman, B., on gold mines and region of| 



Virginia, 98. 

 Skeleton, human, of Gaudaloupe, 361. 

 Skulls, American, proposed new work on, 



207. 

 Smith, F. L., facts connected with the 



Snail, edible, economical notice of, 254. 



325. 



— ^ , report on the geological recon- 

 naissance of the state of, 192. 



Volcano at sea, 195. 



Voluta gravis, economical notice of, 250. 

 • W. 



Water spout, causes of, 153. 



Wellsted, J. R., on the province of Oman 

 on the eastern coast of Arabia, 383. 



Whelk, economical notice of, 248. 



White race of Atlas, 400. 



Wines, odor of, due to a peculiar ether, 

 381. 



Wiseman's, N., work on the connection 

 between science and revealed religion, 

 notice of, 209. 



Z. 



Zabriskie, J. B., experiments upon the in- 

 duction of metallic coils, 308. 



, model of an electro-mag- 



netic engine, 313. 



_^ Zinc roofing, 315. 



gold'of a portion of North Carohna,130.||Zipaquera in New Granada, salt works 



of, 89. 



