374 Index* 



Dana, James D., on the eruption of Mauna Loa, 111. On the 

 changes of level in the Pacific Ocean, 240. On the question, 

 whether temperature determines the distribution of marine 

 species of animals in depth, 267. 



Davy, Dr, observations on fish, in relation to diet, by, 225. 



Daubeny, Dr, on volcanoes, 276, 



Delesse, A., researches on granite, by, 341. 



Diopside, furnace product, 189. 



Dove, Professor II. W., on the annual variation of atmospheric 

 pressure in different parts of the globe, 123. 



Dumont, M., on the classification of rocks, 272. 



Earth, the mean density of its superficial crust, by M. Plana, 152. 



Embryology, researches in, 327. 



Ethnological Society of London, anniversary address of, delivered by 



Sir Benjamin Brodie, 352. 

 Evaporation and condensation noticed, 187. 



Fish River Bush, South Africa, a description of, by Staff Assistant- 

 Surgeon Dr Black, 72, 195. 



Fleming, Professor, on the structure of rocks, 363. 



Forbes, David, Esq., on the determination of copper and nickel in 

 quantitative analysis, 131. 



i Professor Edward, on the mollusca of the British seas, 69. 



On some new points in British geology, 263. 



Fossil bones of Nebraska, analysis of, 109. 



Frog, the discovery of, in New Zealand, by Dr Thomson, 66. 



Geology, some new points in British, determined by Professor Ed- 

 ward Forbes, 263. 



Gerard, Alexander, Esq., on pendulum observations, 14. 



Glacial action in North Wales, by Sir Walter C. Trevelyan, 193. 



Glass, crystallization of, 189. 



Globe, crystalline form of, by M. de Hauslab, 165. 



, its dimensions and figure, by Colonel Sabine, 148. 



Goodsir, Professor, on the structure and economy of the Tethea, and 

 an undescribed species from the Spitzbergen seas, 368. 



Granite, researches in, 343. 



Glauberite, from South Peru, described, 358. 



Giimbel, Theodore, Esq., on the structure of agate, 359. 



Hair, colour of, noticed, 329. 



Hauslab, M. De, on the crystalline form of the globe, 165. 



Horner, Leonard, Esq., on the discovery and analysis of a medicinal 



mineral water at Ilelwan, near Cairo, 284. 

 Huxley, Thomas II., Esq., on the identity of structure of plants and 



animals, 234. 



