INDEX. 



549 



coast of Ciimlierlaiul, 501 ; on the 

 fossils of the London clay, 46'i. 



Gergonne's Annates de Matheihatiques, 

 a theorem from, 100. 



Germination, chemical changes in seed 

 during, 536. 



Giraffe, account of ti)e capture of the, 

 144, 512. 



Gold, on the iodides, 266. 



Gould (J.), descriptions of various birds 

 in the collection of the Zoological 

 Societj-, 66, 142, 227, 522. 



Graham (Prof. T.) on the water of 

 crystallization of soda-alum, 26. 



Graves (J. T.), explanation of a remark- 

 able paradox in the calculus of 

 functions, 3.S4, 44,3^ 



Gravitation, sini|)!e method of proving 

 the law of, 333, 370. 



Gray (Mr.) on the genus Moschus, 

 with descriptions of two new »pecies, 

 515; remarks on the genus Cervus, 

 518. 



Gregory (Dr.) on a volatile liquid pro- 

 cured from caoutchouc by destrnc- 

 tive distillation, 321. 



Halley's comet, 292 ; ephemeris of, 296. 



Hamilton (Prof Sir W. R. ), theorem 

 connected with the question of solv- 

 ing equations of the fifth degree, 28. 



Hare (Dr.) on the difference between 

 mechanical and galvanic electricity, 

 213. 



Harvest-bug, description of the, 15. 



Heart, safety-valve of the, 525. 



Heat, has it weight ? 396. 



Henry (Dr. W. C), experiments on ga- 

 seous interference, 324. 



Hermann (R.) on some triple combina- 

 tions of chloride of osmium, iridium, 

 and platinum, with chloride of po- 

 tassium and muriate ofainmonia,232. 



Heron (Sir R.), notes on the kangaroo, 

 67 ; on the want of sagacity in a dog, 

 67; on the breeding of curassows, 

 121. 



Herschel (Sir J. F. W.), catalogue of 

 double stars, 295. 



Hodgson (B. H.) on the Scolopacid<B of 

 Nipal, 143 ; on a new species of Cer- 

 vus, 391. 



Holland (P. W.) on the question, has 

 heat weight? 396. 



Hopkins's Researches in Physical Geo- 

 logy, 4, 171, 366. 



Hudson (Dr.), reply to Dr. Apjohn, 398. 



Human body, effects of compressed air 

 on, 147. 



Human voice, physiology of the, 201, 

 269, 342. 



Humboldt (Baron) on advancing the 

 knowledge of terrestrial magnetism, 

 42. 



Hydrate of potash, crystallized, 151 ; of 

 barytes and strontia, 87. 



Hydrochloric acid, method of detect- 

 ing sulphurous acid in, 543. 



Hydrosulphuric and hydroselenic ae- 

 thers, 318. 



Hygrometrieal researches, 187, 398. 



Ichthyology, 67, 139, 140, 352, 391, 

 490, 507. 



Ichthyosaurus, peculiarities of structure 

 in the cervical region of, 500. 



Ichthyosiagones, on tiie fossil genus, 32. 



Infusoria, collections of dried, 90; tri- 

 poli wholly composed of infusorial 

 exuviae, 158, 392. 



Inglis (Dr.) on the conducting power of 

 iodine for electricity, 450. 



Insects, respiration of, 532. 



Interference, gaseous, 324 ; interference 

 of light, 401. , 



Iodide, of lead, remarkable pro|)erty of, 

 405 ; of mercury, microscopical ex- 

 amination of, 1 ; iodides of gold, 

 266. 



Iodine, microscopic history of, 13; its 

 action on organic salifiable bases, 76 ; 

 electrical conducting [)ower of, 450. 



lodousacid, method of preparing, 442. 



Iridium, osmium, and platinum, some 

 triple combinations of, 232. 



Iron, action of nitric acid upon, 53,57, 

 122, 259; periodideof, 79. 



Iron and copper, sulphates of, action of 

 oxalic action on, 155. 



Ivory (J.) on such functions as can be 

 expressed by serieses of periodic 

 terms, 161. 



J. J., new method of taking deep sound- 

 ings in the ocean, 185. 



J. O. H., direct demonstration of the 

 rule for the multiplication of nega- 

 tive signs, 540. 



Johnson (Dr. H.) on the divergence of 

 plants, 17. 



Johnston (Prof.) on the cause of certain 

 optical properties of chabasie, 166; 

 on the iodides of gold, 206. 



Kangaroo, notes on the, 67, 388. 



King (J. W.) on the safety-valre of the 

 heart, 525. 



King (Capt. P. P.), notes on several ro- 

 dent animals from the Straits of Ma- 

 galhaens, 68. 



Knox (G. J., and the Rev. T.) on fluo- 

 rine, 107. 



Lamcllibranchiate conchiferous ani- 

 mals, anatomy of the, 224. 



