INDEX TO VOL. IX. 



AlRY (Prof.) on the rays formed by 

 the double refraction of quartz, 382. 



Alkalies, vegetable, detection of by 

 iodic acid, 149. 



Alluvial deposits, formation of, 48. 



Almanac, New Nautical, 23. 



Alps, Austrian and Bavarian, on the 

 structure of, 2 I 3. 



Anatomy : of the orang utan, 55, 225 ; 

 of the chinchilla, 227 ; of the flying 

 squirrel, 367; of the suricate, 367, 

 452; of the ruffed lemur, 458; of 

 the razor-billed curassow, 459. 



Animals, on preserving a proper tem- 

 perature for exotic, 141. 



Apjohn (Dr.) on a combination of bi- 

 cyanide of mercury and iodide of 

 potassium, 401. 



Armadillo, 457. 



Aurora Borealis observed at Woolwich, 

 127 ; influence of on the magnetic 

 needle, 151, 361 ; seen on the 7th of 

 January, 233 ; seen at various times at 

 Bedford, 393 ; at Portsmouth, 466. 



Astronomical Society, 138, 220, 361. 



Astronomy : the New Nautical Al- 

 manac, 23 ; visitation of Greenwich 

 Hospital, 27 ; fluid refracting tele- 

 scopes, 44; Berlin Astronomical 

 Ephemeris for 1832, 81 ; limits on 

 the earth's surface to a visible occul- 

 tation, 90 ; the stability of the solar 

 system, 99 ; Aurora Borealis observed 

 at Woolwich, 127; "Six maps of 

 the Stars," 202 ; hour-lines of the 

 ancients, 133; influence of astrono- 

 mical causes on geological pheno- 

 mena, 136; influence of the Aurora 

 Borealis on the magnetic needle, 151, 

 361 ; comet, 154 ; lunar occultations, 

 1 56, 318,397, 464 ; formula? for clear- 

 ing the lunar distance, 168 ; calcula- 

 tion of the orbits of double stars, 178 ; 

 lunar theory, 210 ; comet seen near 

 the Pole, 220 ; parhelia seen at Bed- 

 ford, 232; moon's right ascension, 

 241 ; errata in Weisse's planetary 

 tables, 245; reduction to the meri- 

 dian, 270; reduction of the North 

 Polar distance, 335 ; the occultation 

 of stars observed at Dorpat, 362; 

 comet of Halley, 362 ; Aurora? Bo- 

 reales seen at Bedford, 393. 



Atmosphere, on the effects of on build- 

 ings and rocks, 447. 



Baily (F.) on the computation of the 

 moon's motion in rightascension, 241 . 



Bakewell (Mr.), on the progressive de- 

 velopment of organic life, 33. 



Barlow (P.) on fluid refracting tele- 

 scopes, 44 ; electric origin of the 

 phenomena of terrestrial magnetism, 

 208 ; on the errors in the course of 

 vessels, from local attraction, 443. 



Barometer, mountain, a new, 441. 



Batchelor (T.) on a species of Muscce 

 volitantes in the aqueous humour of 

 the eye, 165. 



Beaver, dissection of a, 142. 



Bennett (Mr.) on new species of Upe- 

 neus, 460. 



Bevan (B.) on the relative hardness of 

 road-materials, 164, 317. 



Birds from the Himalayan Mountains, 

 58, 145, 231, 370, 453; from the 

 Straits of Magellan, 64, 226. 



Bismuth, examination of a native sul- 

 phuret of, 29 ; crystallization of, 392. 



Blood, manganese in, 39O. 



Blood-vessels, on the anatomy of the 

 minute and capillary, 444. 



Botany : Mr. Haworth's description 

 of Hermione Cyjrri, 1 83. 



Boue (Dr. Ami) on the geology of 

 Moravia and the West of Hungary, 

 50 ; on the geology of Transylvania, 

 134. 



Brayley (Mr. jun.) on the odour ex- 

 haled by certain organic remains in 

 the diluvium of the Arctic Circle, 

 &c., 411. 



Bridge, Suspension, fall of at Brough- 

 ton, 384. 



Bridgewater, Earl of, statement respect- 

 ing the legacy of the, 200. 



Bristol, Collegiate Institution at, 396. 



Brockedon (Mr.) on Hannibal's pas- 

 sage of the Alps, 462. 



Broughton, fall of the Suspension 

 Bridge at, 384. 



Bryce's (J.) notice of the discovery of 

 the Plesiosaurus in Ireland, 331. 



Bushmen, Dr. Smith on the origin and 

 history of the, 119, 197, 339, 419. 



Cambridge Philosophical Society, 382, 

 462. 



Camel, osteological symmetry of the, 

 364. 



Cape of Good Hope, earthquakes at, in 

 1809, 71. 



