306 



INDEX. 



Beck, Dr., on proportion of species to 



genera in different latitudes, 168. 



, on stones carried by sea- weed, 188. 



, on Graptolites, 268. 



Belemnites, figures of, 184. 220. 

 Bellerophon costatus, 254. 

 Berenicea diluviana, 217. 

 Berger, Dr., on dikes in chalk of An- 

 trim, 107. 278. 



Bergmann on trap rocks, 89. 

 Bernese Alps, sections in, 298. 

 Berthier, on augite, 93. 

 Bertrich-Baden, globular structure in 



basaltic columns at, 113. 

 Berwickshire, curved strata on coast of, 



66. 



Biggleswade, section near, 32. 

 Bilin, tripoli of, composed of infusoria, 



39. 



Binstead, fossils of, 180. 

 Birds, fossil, in Wealden, 203. 

 Bischoff, Professor, cited, 146. 

 Blainville, on number of genera of 



mollusca, 43,44. 

 Boase, Dr., cited, 122. 149. 

 Boblaye, M., on geology of the Morea, 



199:278. 



Bog iron-ore, infusoria fossil in, 40, 41. 

 Bonpland, cited, 251. 

 Bothnia, Gulf of, proofs of rise of land 



in, 63. 



Boue, Mr., bis classification of rocks, 157. 

 , on metamorphic rocks, 295, 296. 



298. 



Bradford clay, fossils of, 216. 

 Brash described, 83. 

 Bray, valley of, 182. 210. 

 Breccia, volcanic, 98. 

 Bridgnorth, tertiary strata of, 173. 

 Brongniart, M. Alex., on vertical trees 



in coal strata, 258. 

 Brongniart, M. Ad., on fossil coal plants, 



247, 248, 249, 250. 



, on climate of carboniferous pe- 

 riod, 254, 255. 

 Bronn, Professor, on fossils of upper 



New Red sandstone, 237, 238. 



, on Orthocerata, 268. 



Brora coal-field, 223. 



, granite of, 291. 



Buckland, Dr., on changes caused by 



dikes, 108. 



, on coprolites, 187. 



, on origin of flint in chalk, 190. 



, on fossils of Oolite, 217. 222. 



, on dirt-bed in Portland, 206, 207. 



, on Ichthyodorulites, 226, 227. 



, on saurians of the Lias, 228, 229, 



230. 



, on the New Red sandstone, 236. 



, on fossil footsteps, 238, 239. 



, on fossil coal plants, 252. 259. 



, his classification of secondary 



rocks, 265. 



Budenheim limestone,* 43. 

 Bulimus lubricus, 46. 



Bunter sandstein and fossils, 237. 

 Burdiehouse fossils, 245. 



Caer Caradoc, trap-tuffs of, 280. 



Cairo, strata formed by the Nile at, 16. 



Caithness, fossil fish of, 260. 



Calamites, figures of, 251. 



Calcareous rocks described, 26, 27. 



Calcareous springs, action of, 302. 



Caldcleugh, Mr., on eruption of Cose- 

 guina, 274. 



Calimene Blumenbachii, 266. 



Cambrian rocka and fossils, 264, 265. 

 270. 



, volcanic rocks, 280. 



Campagna di Roma, tuffs of, 276. 



Cantal, volcanic rocks of, 277. 



Cape Wrath, granite veins of, 126. 



Caradoc sandstone, 267. 



Carbonate of lime, 102. 



, why least in oldest rocks, 301. 



Carbonic acid, in water of sediment in 

 delta of Ganges, 58. 



, rocks decomposed by, 146. 



Carboniferous limestone and fossils, 253. 



Carboniferous period, rocks of, 243. 



, climate of, 254. 



, trap rocks of, 279. 



, plutonic rocks of, 288. 



, subsidence in, 257. 



. See Coal. 



Carpathians, cretaceous rocks of, 193. 



Carrara marble, altered oolite, 295. 



Caryophyllia annularis, 215. 



Castrogiovanni, bent strata near, 73. 



Casts of shells, how formed, 55. 



Catenipora esckaroides, 267. 



Catillus cuvieri, 182, 183. 



Caulopteris prirruzva, 248. 



Cautley, Capt, on fossil monkey, 180. 



Celsius on rise of land in Sweden, 63. 



Cementing together of particles in stra- 

 ta, 51. 



Cephalaspis Lyellii, 263. 



Ceratites, 23^. 



Cerithium cinctum, 46. 



Chceropotamus, 180. 



Chain-corals, 267, 268. 



Chalk, white, composition, &c., 27. 182. 



, fossils of, 41. 182, 183. 186, 187. 196. 



, origin of the, 186. 



, pebbles in, 187. 



, its extent, 191. 



, external configuration of, 193. 



, needles and escarpments of, 194. 



, greatest height of, in England, 195. 



Chalk-flints, infusoria in, 42. 



, origin of, 190. 



Chalk formation, its-marine origin, 181. 



, subdivisions of, 181. 



, fossils of, 182. 186, 187. 196, 197. 



, geographical extent, 191. 



, difference of, in north and south 



of Europe, 195. 



, map of, in S. of France, 196. 



, altered by granite, 145. 



