482 



Ferrnat, on a theorem of, 290. 

 Fermentation, vinous, 150, 165. 

 Fibre, on, 362, 384, 431. 

 Fibres, decussation of, at the junction 



of the medulla spinalis with the 



medulla oblongata, 71. 

 Fielding (Dr. G. H.) on tbe epidemic 



influenza at Hull, 381. 

 Ferrall (J. M.) on the anatomy and 



physiology of certain structures in 



the orbit, 311. 

 Figure of equilibrium, on determining 



the, 158. 



of the earth, on the, 289. 



Fish, cartilaginous, on the male organs 



of, 129. 



Fisher (Rev. G.), magnetical observa- 

 tions of Capt. Sir E. Home, Bart., 

 reduced by, 4. 



Fluid, on the conditions of equilibrium 

 of an incompressible, 157. 



Fogs, on the formation of low, 33. 



Forbes (Prof. J. D.), the Rumford 

 medal awarded to, for his discoveries 

 in the polarization and double re- 

 fraction of heat, 104. 



, on the transparency of the at- 

 mosphere and the law of extinction 

 of the solar rays in passing through 

 it, 389. 



Fossil remains of the Iguanodon and 

 HylcEOsaurus, 290. 



remains of turtles, 305. 



-wood and coal imbedded in ig- 

 neous rocks, 299. 



Fossiparous generation, on, 441. 



Fowler's (T.) calculating machine, 243. 



Frankincense, consists of two acid 

 resins, 163. 



Franz (Dr. J. C. A.) on the case of 

 a gentleman born blind, and success- 

 fully operated upon in the 18th year 

 of his age, 303. 



Friction of water and steam against 

 otherbodiesjon the electricityevolved 

 by, 437. 



Frodsham (W. J.) on the vibration of 

 the pendulum, 78. 



Galbanum, resin of, 241. 



Gambodic acids, 163. 



Gamboge, resin of, 163; chemical for- 

 mula of, 163. 



Ganglia, nervous, of the uterus, 321, 

 395. 



Garden (P.), account of the humcane 

 at Dumfries, Jan. 7, 1839, 123. 



Gas voltaic battery, on the, 463. 



Gases, inductive capacity of, 41 . 



Gassiot (J. P.) on the possibility of 

 obtaining a spark before the circuit 

 of the voltaic battery is completed, 

 193. 



on Nobili's plate of colours, 195. 



Gauss (Prof.), a Copley medal awarded 



to, for his researches in magnetism, 



99. 



Generation, fossiparous, on, 441. 

 Geology, on the parallel roads of Glen 



Roy, and of other parts of Locha- 



ber, 127. 



of Kerguelen's Land, 299, 305. 



, Notes on Northern Syria, 57. 



, physical, on the state of the in- 

 terior of the earth, 83. 



, physical, on the phenomena 



of precession and nutation, assuming 

 the fluidity of the interior of the 

 earth, 115, 129, 367. 



Geometrical forms of turbinated and 

 discoid shells, on the, 79. 



Germ, the, or foundation of the new 

 being, 223 ; comparison of the germs 

 of animals and plants, 226. 



Germinal vesicle and its contents, the 

 most primitive portion of the ovum, 

 74. 



— — vesicle and spot, changes in, pre- 

 paratory to fecundation, 222 ; after 

 fecundation, 223 ; not a nucleus but 

 a parent cell, 223. 



— — in birds, batrachian reptiles and 

 osseous fishes, 242. 



Gibraltar, wind table from observations 

 taken at, 432. 



Gilbert (Davies), biographical notice 

 of, 256. 



Gillies (Lieut.) on the variation of the 



magnetic needle, 437. 

 Glen Roy, on the parallel roads of, 127. 

 Glow, electric, 55. 



Golconda, on the diamond mines of, 

 280. 



Gold, on the reduction of, 447. 



Graafian vesicle, 74 ; of mammals, 

 how related to the calyx of birds, 

 amphibia and fishes, 74; the order 

 of formation of the more permanent 

 parts of the ovum and the Graafian 

 vesicle in mammalia, 76. 



Graham (Prof. Thomas), a Royal 

 medal awarded to, for his inquiries 

 respecting the constitution of salts; 

 of oxalates, &c., 102. 



