INDEX TO VOLUME XLYIII 



Albumen, [solubility of, 184. 

 Alger, F., formula of Masonite, 218. 



on the zinc mines of Franklin, 



New Jersey, 252. 



Alkaline phosphates, neutral, their action 



upon carbonate of lime, 97. 

 American Geologists and Naturalists, Asso 



ciation of, sixth meeting, 404. 

 Ammonia, action of upon butyric ether, 191. 

 Analysis of the water of the Dead Sea, 10. 

 of the coprolites of birds, 46. 

 of the coprolite of an Ichthyosau- 

 rus, 60. 



of the Alabama meteoric iron, 153 

 of red oxide of zinc, 261. 

 of meteoric iron from Cambria, N. 

 Y., 391. 

 Apjohn, Dr., analysis of water of Dead Sea, 



12. 

 D' Arrest's comet, 403. 

 Astarte mactracea, a new shell, figured, 276. 

 Atom, idea of, 352. 



Atomic weights, Berzelius's views of Mr 

 Front's hypothesis of, 369. 



of mercury, copper, and 

 sulphur, 402. 



B. 



Bailey, J. W., on the crystals found in plants, 

 17. 



on the composition of the marl 

 from Ashley River, S. C, 102. 



notice of Ehrenberg's obser- 

 vations on the fossil infusoria of Virginia 

 and Maryland, 201. 



on some new localities of fos- 

 sil and recent infusoria, 321. 



Baker, G., on the vibrations of a mercurial 

 pendulum, 156. 



Bartels, M., analysis of guano, 60. 



Baudrimont, M., on chlorazotic acid, 191. 



Berzelius, J., views of Mr. Prout's hypothe- 

 sis with regard to atomic weights, 369. 



Bidard, M., analysis of guano, 181. 



Birds, analysis of the coprolites of, 46. 



Birds' nests of New Holland, Mr. Owen's 

 opinion of, 61. 



Blum, J. R., his treatise on pseudomorphous 

 minerals reviewed, 66. 



Bones, fossil, source of fluorine in, 99. 



recent and fossil, composition of, 186. 

 fluorine in, 186. 



Boracic ether, 189. 



Bradley, F., observations on the southern 

 comet of Dec. 1844, 403. 



Bronn, H. G., his General History of Na- 

 ture noticed, 213. 



Butyric acid formed from fibrine, 186. 



ether, action of ammonia upon, 191. 

 Vol. XLviiij No. 2.— Jan.-March, 1845 



Calculus, Dlflferential and Integral, McCart- 

 ney's, 209. 

 Canada, geological survey of, 404. 

 Carex Buckleyi, a new species described, 

 143. 



Caroliniana, 142. 

 Cooleyi, 144. 

 Mitchelliana, 140. 

 miser, 141. 

 styloflexa, 141. 

 triceps, 142. 

 Carty, J., on a new cyanide of gold, 191. 

 Centerville, Alabama, geology of its vicini- 

 ty, 399. 

 Chancel, G., on the action of ammonia upon 



butyric ether, 191. 

 Chlorazotic acid, 192. 

 Chlorine in meteoric iron, 145. 

 Chrome, sulphate of, 189. 

 Coals, American, Prof. Johnson's Report on, 



394. 

 Cobalt, oxide of, from Silver Bluff, S. C, 103. 

 Comet, Faye's, elements of, 219, 402. 



De Vice's as corrected, 403. 

 southern, of Dec. 1844, 402. 

 D' Arrest's, elements of, 403. 

 Copper, binoxide of, its reduction by heat, 

 184. 



hydride of, 185. 

 atomic weight of, 402. 

 Coprolite of an Ichthyosaurus, analysis of, 60. 

 Coprolites of birds, analysis of, 46. 

 Crania, ancient Egyptian, observations up- 

 on, 268. 

 Crocodile, fossil, description of the head of, 



265. 

 Crocodilus clavirostris, described, 265. 

 Crystals in the tissues of plants, 17. 

 Currents, polar, their westerly tendencies 



and influence on the Gulf Stream, 381. 

 Cyclora minuta, a new fossil shell, 294. 



D. 



Dana, J. D., review of Dr. Blum's treatise 

 on pseudomorphous minerals, 66. 



observations on mineral pseu- 

 domorphism, 81. 



note on pseudomorphism, 397. 



Dana, S. L., analysis of the coprolites of 

 birds, 46. 



Daubeny, C, on the constitution of mineral 

 waters, 10. 



on fluorine in recent bones, 186. 



Dead Sea, analyses of its waters, 10, 12. 



Deane, J., on fossil footprints in the new red 

 sandstone of the Connecticut valley, 158. 



Dewey, C, on caricography, 140. 



Dinornis, Mr. Owen's monograph upon, re- 

 viewed, 194. 



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