16 



GENERAL INDEX OF VOLS. 1 V2 OF THE 



Colouring matter of leaves in autumn, 

 xii. 135. 



Colours of metals, xii. 298 ; of mixed 

 plates, xii. ^55; of thin plates, xi. 95 ; 

 mode of exhibiting, xii. 28 ; of natural 

 bodies, viii. 46S ; experiments on ac- 

 cidental, iv. 353. 



Colvin (Major) on the discovery of a head 

 of the Sivatherium, xi. 208. 



Combinations, organic, theory of, xi. 564. 



Combustion of charcoal, spontaneous, iii. 

 89 ; on a new law of, iv. 440. 



Comet, Biela's, i. 401 ; Encke's and 

 Gambart's, i. 287 ; observations on 

 Biela's, ii. 22; vi. 45; Biela's, v. 

 301, 310; Encke's, v. 304; Halley's, 

 V. 284; vii. 139, 236; viii. 148, 173; 

 ix. 292 ; on the return of, vi. 45 ; 

 ephemeris of, ix. 296 ; Denmark royal 

 medal for coraetary discoveries, ix. 

 291. 



Comets, catalogue of, ii. 194, 282, 453 ; 

 iii. 101, 198; iv. 29, 205, 349; vii. 

 36 ; at Paramata, vii. 69 ; Prof. Encke 

 on Olbers's method of determining the 

 orbits of, vii. 7, 123, 203, 280. 



Compass, steering, viii. 71. 



needles, improved, vi. 238. 



Conchology, ix. 32, 136, 224, 244, 350, 

 390,498. 



Condensing tube of Liebig, xi. 57. 



Conic sections, on, xii. 104. 



Conical refraction, iii. 114, 197. 



Coniferae, structure of, vii, 496 ; descrip- 

 tions of two species of, x. 73. 



Conilurus, a new species of Australian 

 rodent, xii. 96. 



Connel (A.) analysis of levyne, v. 40; 

 analysis of fossil scales, vii. 396 ; on 

 the action of voltaic electricity on iodic 

 acid, X. 93 ; analysis of gadolinite, xi. 

 143 ; on the nature of lampic acid, xi. 

 512. 



Conybeare (Rev. W. D.) on M. De 

 Beaumont's theory of the parallelism 

 of contemporaneous lines of elevation, 

 i. 118; iv. 404; on an alleged disico- 

 very of coal in Leicestershire, iii. 112; 

 early anticipation of phrenology, iii. 

 308 ; on the mountain chains of Eu- 

 rope and Asia, iv. 1 ; fossil remains 

 found near Edinburgh, iv. 77 ; future 

 extension of the English coal-fields, 

 iv. 1^1,346; v. 44; report on geologi- 

 cal science, iv. 427. 



Cooper's (D.) "Flora Metropolitana," 

 viii. 411; on the luminosity of the hu- 

 man subject after death, xii. 420. 



— — , (E.J.) on Halley's comet, viii. 148. 



, (J. T. ) on the colouring matter of 



the ruby glass, xi. 137. 



, (P.) on the colorific rays of white 



light, V. 453 ; on the theory of sound, 

 vii. 21 1 ; on the theory of the tides, vii. 

 212; on molecular action, x. 355. 



Coordinates, relative signs of, ix. 249. 



Copley medals, awarded to Baron Berze- 

 lius and F. Kiernan, Esq., x. 212. 



Copper, blue arscniate, analysis of, iv. 

 237 ; fusion and appearance of, vi. 

 324; its immersion in muriatic acid, 

 vi. 446 ; chlorosulphuret of, xi. 560. 



, arsenical, xii. 217. 



, antimonial, ix. 149; acetate of, ix. 

 395 ; sulphates of copper and iron, ac- 

 tion of oxalic acid on, ix. 155. 



, protoxide of, action of protoxide of 



iron on, xii. 299. 



— — and iron, alloys of, vi. 81. 



Coral, new genus of, vii. 330 ; on a spe- 

 cies of, vii. 409. 



Cork, on the formation of, xii. 54. 



Cornwall, steam engines of, x. 20, 67, 

 136 ; geology of, ix. 7. 



, Royal Geological Society of, xi. 



478. 



Corrigan (Dr.) on the mechanism of 

 the * Bruit de Soufflet,' vii. 508. 



Corrosion of metals by sea-water, on, vii. 

 389. 



Cotentin, on the geological structure of 

 the northern part of the, xi. 107. 



Cotteswold hills, geology of, i. 221. 



Cotton, on the fibres of, vi. 170, 231. 



Coumarine, composition of, xi. 162. 



Cow tree of South America, xi. 452, 

 530. 



Cowries, hitherto undescribed, ix. 1 38. 



Crabro spinipectus, xii. 15. 



Crag formation, vii. 81, 353, 463, 464; 

 viii. 38, 138, 529. 



Craig (Rev. E.) on microscopic chemis- 

 try, ix. 10. 



Cranchia scabra, Leach, ix. 298. 



Cranes, on crowned, iv. 298. 



Cratomus megacephalus, xii. 14. 



Crichton (Sir A.), on fossil remains, viii. 

 574. 



Crook ( Dr. W. H.) on the unity of the 

 coal deposits of England, xii. 127. 



Crosse (A.) on the pr<»duction of arti- 

 ficial crystals and minerals, ix. 229. 



Crustacea, metamorphoses of, vii. 210; 

 fossil, vii. 517 ; development of, xi. 

 552. 



Crystal, on an apparent change of posi- 

 tion in a drawing of a, i. 337. 



Crystalline form of Kupferbluthe, vii. 

 159 ; of carbonate of lime, xii. 465, 

 470. 



lens, on the, iii. 5, 446 ; on a sin- 

 gular development of polarization in 

 the, xii. 22. 



minerals, intersection of, x. 278, 



