576 



ALPHABETICAL INDEX. 



Gibraltar, Mr. Smith, of Jordan Hill, 



on the geology of, 298. 

 Giraffe, Indian species of, described, 



362. 

 Glacier action at Porth Treiddyn, Caer- 

 narvonshire, Mr. JByres on traces of, 



153. 

 Glacier marks in North Wales, Mr. 



Trevelyan on, 300. 

 Glaciers, Mr. Macintosh on supposed 



traces of, in N. Wales, 460. 

 Glyptodon, account of several species of, 



257. 

 Goeppert, M., his account of the num- 

 ber of species and the distribution of 



fossil plants, 566. 

 Gold mines of Russia, produce from 



1830 to 1842, 409. 

 Gothland, upper Silurian limestone of, 



481. 

 Granite, its appearance described, from 



Humboldt's " Kosmos," 404. 

 Granitic rocks, M. Von Buch on the 



form of, 126. 

 Gravel of the Derwent, Van Diemen's 



Land, 565. 

 Greenland Molluscous fauna, compa- 

 rison of, with that of South Italy, 



96. 

 Greensand, Lower, thickness of the 



beds of, in the Isle of Wight, 76. 

 report of the collection of fossils 



from this bed in the possession of the 



Geological Society, 78. 



catalogue of fossils in the mu- 



seum of the Geological Society, 237. 

 345. 



comparison of the sections of, at 



Hythe and Atherfield, Isle of Wight, 

 by Dr. Fitton, 179. 



on its junction with the Wealden 



at the Teston cutting, by Mr. Simms, 

 189. 



Capt. lbbetson and Prof. E. 



Forbes on the section of, from JBlack- 

 Gang-Chine to Atherfield, 190. 

 — table showing; the distribution 



of its fossils in the Isle of Wight, 



face 196. 

 description of the mouth of a 



Hybodus from, 197. 

 Greensand, Upper, its thickness on the 



south-east coast of the Isle of Wight, 



77. 

 Guiana, British, Sir R, Schomburgk on 



the geology of, 298. 

 Gypseous marls of the New Red Sand- 

 stone, Mr. Williams on their origin, 



148. 

 Gypsiferous formations of Cape Breton, 



Mr. Brown's memoir on, 23. 



Gypsiferous formations of Nova Scotia, 

 Mr. Dawson's memoir on, 26. 



table of the succession of strata 



in, 34. 



Hamilton, Mr. W. J., on the geology of 

 some parts of Tuscany, 273. 



Hamites Orbigniana, 175. 



Hannay, Capt., table of earthquakes 

 in Upper Assam, 142. 



Harkness, Mr., on the occurrence of 

 fossils in the boulder clay, 152. 



Henslow, Prof, on concretions in the 

 Crag at Felixstow, 35. 



Heteropora ? tortilis, 500. 



Hippothoa tuberculum, 527. 



Hirnant limestone (N. Wales), 9. 



Hobart's Town and New South Wales, 

 Carboniferous fossils of, described by 

 M. de Verneuil, 407. 



Hopkins, Mr. Evan, account by Prof. 

 Edw. Forbes of fossil shells col- 

 lected by him at Santa Fe de Bo- 

 gota, 174. 



Humboldt, A. Von, notice of his work 

 "Kosmos," 402. 



Hybodus, description and figure of the 

 mouth of a new species (iif. basanus) 

 by Sir P. Egerton, 197. 



Hythe and Atherfield beds of Lower 

 Greensand, comparison of, by Dr. 

 Fitton, 179. 



lbbetson, Capt., and Prof. Edw. Forbes, 

 account of the section between 

 Black- Gang- Chine and Atherfield, 

 Isle of Wight, 190. 



Ick, Mr. W., on the remains of dico- 

 tyledonous trees in the coal near 

 Bilston, 43. 



on some crustaceous remains in 



Carboniferous rocks, 199. 



Idmonea commiscens, 524. 



■ contortilis, 68. 



. maxillaris, 523. 



sp., 525. 



Igneous rocks of Tuscany, 291. 



of the Wollondilly, N. S. Wales, 



342. 



India, account 



fossil bones 



356. 

 India, Southern, report on the collection 



of Cretaceous fossils from, 79, 

 account of remains of fishes found 



there, 164. 

 Infusoria in marine mud, Ehrenberg's 



observations on, 251. 

 Inoceramus lunatus, 179. 

 Insects, fossil, of the secondary rocks of 



England, notice of Mr. Brodie's work 



on, 399. 

 Ionian Islands, Capt. Portlock's account 



by Dr. Falconer of 

 from Perim Island, 



