THE PHILOSOPHICAL MAGAZINE AND ANNALS, 1827 — 1832. 35 



Organic life, action of potash on, vi. 



367. 

 remains, v. 409 ; vii. 81, 202, 250, 



306, 312,334; viii. 35, 208. 

 in Sussex, ii. 394. 



(See also the heads Fossils and Geo- 

 logy.) 



Organization, unity of, vii. 380, 440. 

 Origin of the diamond, Mr. Brayley on 



the, i. 147. 

 Ornithology, i. 364,433; ii. 66, 126; 



v. 73; vi. 51, 110, 134, 146, 276; 



ix. 54. 

 , new species of wild swan, vii. 



146. 

 , specific characters of Cygnns Be- 



wickii and C. Ferus, vii. 1 94. 

 , Ortyx, on some species of the 



genus, v. 73. 



, , on the genus, ix. 54. 



Orrery on a new principle, i. 310. 

 O'Shaughnessy (Dr.) on the chemical 



pathology of cholera, xi. 468. 

 Osmelite, a new mineral, iii. 71. 

 Osmium, pure oxide of, how to obtain, 



vi. 8. 

 Otley (J.) on an easily constructed ba- 

 rometer for measuring altitudes, iv. 



234. 

 Owen (R.) on the anatomy of the 



weasel-headed armadillo, xi. 137. 



of the beaver, ix. 142. 



. of the crocodile, xi. 62, 292. 



of the kangaroo, xi. 139. 



i of the orang utan, ix. 53, 60, 



225; x. 61. 



~ of the seal, xi. 135. 



of the suricate, ix. 367, 452. 



Oxahevrite, a new mineral, ii. 153. 

 Oxalates, experiments on the, i. 145. 

 Oxalic acid, analysis of, iii. 109. 



, on the atomic weight of, vi. 166. 



, volatility of,ix. 161. 



, M. Gay Lussac on, x. 153 ; Dr. 



Turner on, x. 348. 

 Oxamide, M. Dumas on, ix. 67. 

 Oxford Botanic Garden, Prof. Schultes' 



description of, vi. 358. 

 Oxichlorates, M. Serullas on the, x. 394. 

 Oxide, caseic, iv. 71. 



of chromium, brown, iv. 307. 



of carbon, i. 71. 



. of manganese, iv. 22, 96. 



new, v. 209, 254. 



, red, iv. 31. 



Oxides of gold, ii. 152. 



Oxides of manganese, purification of, vi. 

 77. 



of palladium, v. 395. 



Oxygen, its effect in altering the colour 

 in wood, viii. 224. 



, effects of, on the animal system, 



v. 383. 



in a gaseous mixture, test for, v. 



235. 



Paddle-wheel, new, vii. 96, 408. 



Palermo, royal observatory at, ii. 81. 



Palladium, action of acids on, iv. 230. 



, malleable, how to obtain, vi. 7. 



, oxides of. v. 395. 



Palm-tree, account of a curious, ix. 46. 



Paper, manufacture of, from Ulva ma- 

 rina, vii. 236. 



Papilio, distribution of the genus, viii. 68. 



Para-tartaric acid, ix. 149. 



Parhelia seen at Bedford, ix. 232. 



Paris's (Dr.) Life of Sir Humphry 

 Davy, x. 214, 426. 



Parry (Capt.) and Lieut. Foster, reply 

 to Mr. Galbraith's remarks on the ve- 

 locity of sound at Port Bowen, i. 12. 



Patent inventions, law of, vii. 67, 152. 



Patents, list of, i. 77, 152, 237, 316, 

 397, 473; ii. 77, 156, 237, 316, 396. 

 465 ; iii. 76, 155, 236, 311, 466; iv, 

 76, 157, 237, 316, 465; v. 77, 156, 

 397 ; vi. 78, 154, 317, 396,465 ; vii. 

 76, 157, 237, 397, 462; viii. 77,235, 

 317, 395; ix. 75, 157; x. 69, 157, 

 317, 468; xi. 78, 155, 237, 316, 399. 



Pattinson (H. L.) on the action of steam 

 and quick-lime upon heated galena, 

 v. 172. 



on the fossil trees in Derwent lead 



mine, vii. 185. 



Paussus, on the genus, viii. 62. 



Peak of Teneriffe, ascent of, viii. 23, 

 140, 195, 248, 433. 



Pear-encrinite, Mr. Gray on a new, iv. 

 219. 



Pearson (Rev. Dr.) analysis of the Ap- 

 pendix to his Introduction to Practical 

 Astronomy, iv. 134. 



Pectic acid, vi. 237. 



Parallel lines, theory of, viii. 286. 



Pendulum, invariable, iv. 137 ; v. 97. 



, seconds, Capt. Sabine's experi- 

 ments on the length of the, x. 294. 



on the difference of the lengths 



of the, v. 302. 



, simple, on determining the length 



of, v. 97 ; expression for the vibration 

 of, iv. 338. 



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