4/0 



INDEX. 



Cunningham (A.) on the physical and 

 geological structure of the country to 

 the west of the Dividing Range be- 

 tween Hunter's River and Moreton 

 Bay, New South Wales, 146. 

 Cyanide of silver, hydrocyanic acid of 



uniform strength from, 102. 

 Daniell (G.) on the habits of bats, 388. 



Daubeny (Dr.) on Dr. Ure's memoir 

 on the Moira brine spring, and on 

 the proportion of bromine in the wa- 

 ters of different seas, 321 ; account of 

 the eruption of Vesuvius in 1834, 374. 



Davies (T. S.), geometrical researches 

 concerning terrestrial magnetism,302 . 



Davy (Dr.) on the torpedo, 57 ; on the 

 temperature of some fish^ 375. 



De la Beche (H. T.) on the anthra- 

 cite found near Bideford, 67. 



Dew-point, Dr. Apjohn on the, 182. 



Dimorphism of baryto-calcite, 1. 



Diomedea, the genus, 387. 



Dukhun, atmospheric tides and meteo- 

 rology of, 59. 



Dynamics, on a general method in, 298. 



Echoes, some modifications of, 32. 



Electric light, on the duration of, 61. 



Electricity : — experimental researches 

 in, 34, 125, 171, 272, 334, 410; ex- 

 periments to measure the velocity of, 

 61; its influence in germination, 157. 



Entozoon, new species of, 452. 



Eriogonece, a tribe of the order of Po- 

 lygoneeSf 379. 



Eschschol'da Californica, juice of, 77. 



Everitt (Thos.) on the reaction of fer- 

 rocyanuret of potassium and dilute 

 sulphuric acid, and on preparing hy- 

 drocyanic acid from ferrocyanufet of 

 potassium and sulphuric acid, 101 ; 

 oeconomical means of obtaining pure 

 salts of manganese, 193. 



Eye, unusual affection of the, 281 ; cu- 

 rious facts respecting vision, 409. 



Faraday (Prof.), researches in electri- 

 city, 34, 125, 171, 272, 334, 410. 



Fedia, on the species of, 380. 



Feriocyanuret of potassium and dilute 

 sulphuric acid, on the reaction of, 97. 



Fibres of cotton, form of, 170, 231. 



Fish, temperature of some, 375. 



Fisher ( Rev. G.) on the nature and ori- 

 gin of the aurora borealis, 59. 



Forbes (Prof. ) on the refraction and po- 

 larization of heat, 134, 205, 284, 366. 



Formic acid and ulmin, conversion of 

 sugar into, 399. 



Fox (R. W.), electrical relations of me- 

 tals and metalliferous minerals, 300. 



Gale (Dr.) on Prof. Mitchell's method 

 of preparing carbonic oxide, 232. 



Gallic acid, speedily prepared, 319. 



Garnet, in the millstone-grit, 76. 



Gaseous combination, action of metals 

 in determining, 354. 



Geological Society, 63, 146, 312, 376. 



Geological Society of Cornwall, 153. 



Geology: — on the raised beach, near 

 Hope's Nose, Devonshire, 63; on the 

 central and western portions of N. 

 America, 64 ; on the anthracite 

 found near Bideford, 67; fossil plants, 

 67 ; on the physical and geological 

 structure of the country to the west 

 of the Dividing Range, between 

 Hunter's River and Moreton Bay, 

 New South Wales, 146; land and 

 freshwater shells found with bones 

 of land quadrupeds, 149; bones of 

 animals discovered in the calcareo- 

 magnesian conglomerate, 149; on the 

 proofs of a gradual rising of the land 

 in Sweden, 297; on the ch >lk and 

 flint of Yorkshire, 313 ; on an out- 

 lying basin of lias on the borders of 

 Salop and Cheshire, and account of 

 the lower lias between Gloucester 

 and Worcester, 314; general view of 

 the new red sandstone series, in the 

 coimties of Salop, Stafford, Worces- 

 ter, and Gloucester, 315; coal tracts 

 in Salop, Worcestershire, and N. 

 Gloucestershire, 376. 



Geometrical series, analytical theorems 

 relating to, 196. 



Germination, influence of electricity in, 

 157. 



Gill (Thos.) on the fibres of flax and 

 cotton, 231. 



Goat, wild, description of, 225. 



Gopher- wood of Scripture, on, 401. 



Gothic architecture, progress of, 395. 



Graham (Prof.) on water as a consti- 

 tuent of salts, 327, 417. 



Gray (Mr.) on the animal of Argo- 

 nauta, 385 ; on two new species of 

 sturgeon, 386; on the type of a new 

 genus nearly related to Bipes, 391. 



Griffin (D.) on an unusual affection of 

 the eye, 281. 



Hall (Capt. B.) on the want of per- 

 pendicularity of the standing pillars 

 of the temple of Serapis, 313. 



Hall (Dr. M.), experiments in the de- 

 capitated turtle, 71. 



Halley (Dr. E.), account of his astro- 

 nomical observations, 221 ; some par- 

 ticulars of his life, 306. 



Halley's comet, on the return of, 45. 



Hamilton (Prof.) on a general method 

 in dynamics, 298. 



Heat, on the repulsive power of, 58, 

 415; on the refraction and polariza- 

 tion of, 134, 205, 284, 366. 



Heat and light, on the production of 

 by animals, 246. 



Henry (Dr. W. C.) on the action of me- 

 tals in determining gaseous combina* 

 tion, 354. 



Hodgson (B. H.) on the mammalia of 

 Nepil, 150; on the wild goatand the 

 wild sheep, 225. 



