INDEX TO VOLUME XLIV 



Acorn-shaped nodules of iron pyrites,312. 



Adams, W. A., on foot-marks and oilier 

 artificial impressions on rocks, 200. 



Agriculture, application of Chemistry 

 and Geology to, 139. 



Air, atmospheric, dilatation of, 63. 



Algse, descriptions of, 290. 



Amphide salts, refutation of their exist- 

 ence, 192. 



Analysis, Chemical, Parnell's Elements 

 of, 190. 



Animal mounds in Wisconsin, 21. 



Antimony, detection of minute quanti- 

 ties, 213. 



Apophyllite, in New Jersey and New 

 York, 56. 



Appalachian chain, physical structure of, 

 359. 



Arsenic, detection of minute quantities, 

 213. 



Riench's test for, medico-legal 

 application of, 240. 



Astronomical clock, experiments with, 

 160. 



Astronomy at Rome, 373. 



Atomic weights of elements, 215. 



Aulacera, a fossil, 293. 



Aztalan, ruins of, 35. 



B. 



Baptisia mollis described, 81. 

 Barometer, a means of obtaining the 



height of mountains, &c , 12. 



fluctuations of, 315 et seq. 

 Basilosaurus, skeleton of, discovered in 



Alabama, 409. 

 Battery, carbon voltaic, described, 180. 

 Beck, L C, on trappean minerals found 



in New Jersey and New York, 54 

 Bessel on the astronomical clock, 160. 

 Bibliographical notices, 187. 

 Birds of Connecticut, catalogue of, 249. 

 gigantic, fossil, in New Holland, 



417. 

 Blake, J. H., geology, &c. of Tarapaca. 1 . 

 Blood and muscle, shower of, corrected, 



216. 

 Bones, fossil human, 277. 



of a snake, 285. 

 of Oryeterotherium Missouriense 



described, 69. 

 Boston Journal of Natural History, 193. 

 Bowlders in diluvium, 286, 289. 



mineral characters of, 303. 

 Brewster, Sir D., on the properties of the 



spectrum, 163. 



British Association, proceedings of, 158, 



351. 

 Bucklev, S. B., on skeleton of zygodon, 



409. • 

 Byrne, O., on the mensuration of heights 



of mountains, headlands, &c, 12. 



C. 

 Carbon voltaic battery described, 180. 

 Carex glaucescens, 84. 



Mitchelliana, 84. 

 Carpenter, W. M., on the formation of 

 fogs, 40. 



meteorological register 

 at Jackson, La., 49. 



methods of obtaining 

 mean temperatures, 50. 

 Catalytic action, peculiar instances of, 



351. 

 Ceraurus crosotus, a new trilobite, 346. 

 Chase, C, on shooting stars in the day 



time, 418. 

 Chemical Analysis, Parnell's Elements 

 of, 1.90. 



Gazette noticed, 191. 

 Chemistry and Geology applied to Agri- 

 culture, .189. 



Kane's Elements of, 192. 

 Turner's Elements of, 189. 

 Choisy's dissertation on the Cuscuta?,195. 

 Cholesterine, action of potash upon, 60. 

 Chronometrical experiments, 161. 

 Climate and productions of Singapore, 

 151. 



of the United States, 193. 

 Clouds, stratification of, 172. 

 Colden, Cadwallader, selections from his 

 scientific correspondence, 85. 



briefskelchesofhislife,108,118. 

 Collinson, P., correspondence with Dr. 



Colden, 112. 

 Comet, Laugier's discovery of, 211. 



of February, 1843, 412. 

 Connecticut, birds of, 249. 



report on the geology of, 187. 

 Copal, mode of preparing, 212. 

 Corals of the Pacific, 404. 

 Currents, electrical, passing over the 



same conductor, 418. 

 Curtis, M. A., on new and rare plants of 



North Carolina, 80. 

 Cuscutse, Choisy's dissertation on, 195. 



D. 



Daubeny, Chas., on organic particles in 

 soils, 352. 



De Candolle, A. P., Martius' biograph- 

 ical notice of, 217. 



