INDEX. 



Adie, Richard, on the extent and rate of changes of temperature of 

 the waters in the Estuaries of the Mersey and Clyde, 108 — On 

 Ground-ice, 243. 



Agaric mineral, observations on, by Dr John Davy, 104. 



Alger, Francis, account of new localities of rare minerals, 59. 



Arthur Seat, polished striated rocks of, described by David Milne, 

 Esq., 154. 



Atmospheric pressure, its effects on man and the lower animals, 373. 



Atmospheric dust which fell at Genoa, account of, 375. 



Bald, Robert, civil engineer, on Binny Hall quarry, 1 92. 

 Barbadoes, notice of detached rocks in, by Dr J. Davy, 104. 

 Bones, fossil, observations on, by Professor Pictet, 236. 



Capra pudu, noticed, 391. 



Chirimoya, the most delicious of fruits, an account of, 383. 



Cleavage, slaty, observations on, 381. 



Coca (Erythroxylon coca), observations on, by Dr Tschudi, 301. 



Collomb, Edward, on the temporary glaciers of the Vosges, 227. 



Cos, island of, its tertiary rocks described, by Professor Edward 



Forbes, 271. 

 Cocoa trees in stratified sand, 380. 

 Condor of the Cordilleras, 387. 



Datura sanguinea, effects of, 384. 



Davy, John, M.D., on the use of the microscope as an aid in che- 

 mical inquiry, 38 — On Sheep-Manure, 50 — On detached 

 rocks, and agaric minerals in Barbadoes, 104 — On an eco- 

 nomical mode of using the potato, 187 — The Discourse de- 

 livered before the Agricultural Society of Barbadoes, 369. 

 VOL. XLII. NO. LXXXIV. — APRIL 1847. 2 D 



