444 Index. 



Robert, Eugene, his report on the collections and geological observa- 

 tions made in 1838 and 1839, during the French northern nau" 



tical and scientific expedition, 247. 

 Rocks, origin of, as connected with galvanism and polarity, 425. 

 Rozet, observations on the sm'face of the globe, 188. 

 Sang, Edward, Esq., F.R.S.E., on the proper form for a convertible 



pendulum, 34. 

 Scoresby, William, D.D., on the colours of the dew-drop, 50. 

 Sea, indications of its former higher level at the Mauritius, 190. 

 Sepulchral remains of ancient nations dispersed throughout the North 



of Europe, 378. 

 Siau, M., on the action of waves at great depths, 245. 

 Sillimanite, analysis of, by Professor Connell, 232. 

 Skate, a species new to the British fauna, describe'd by Professor 



Fleming, 236. 

 Snow, composition of the air contained in its pores, by M. Boussin- 



gault, 125. 



red, animalcules of, by Dr C. H. Vogt, 239. 



Societies, their meetings reported — Royal Society of Edinburgh, 397; 



AYernerian Natural History Society, 401 ; Society of Arts for 



Scotland, 405. 

 Springs, Thermal, on the banks of the river Oxus, 194. 



hot, of Greenland, 194. 



Stars, fixed, their twinklings in Scotland, by Professor Necker, 188. 



falling, notice of, by Sir John Herschel, 425. 



Stevenson, David, Esq., on the building materials of the United 



States, 12. 

 Sulphate of soda, anhydrous, in Peru, 431. 

 Trees, fossil, at Dickson Field, near Manchester, 154. 

 Vanadium found in copper-slate, 432. 



Vegetable physiology, in reference to the age of trees, 388. 

 Vespertilio Daubentonii found in Aberdeenshire, and described by 



Professor MacGillivray, 255. 

 Vetch, Captain, notes on icebergs and changes of geological opinions 



56. 

 Vogt, Dr C, on the animalcules of red snow, 239. 

 Volcanic ashes at sea, 192. 

 Waves, on the action of, at great depths, 245. 



sdinbuxoh: pbintso us nzihh & co., old fishmarket. 



