INDEX. 



575 



Black schists of Wissenbach, list of fossils from, 255. 



— equivalent of shale un- 

 der the Eifel limestone, 256. 



Bleadon, notice of trap exposed in the railway cut- 

 nig near, 561. 



Boghaditza, description of trachytic rocks south of, 

 24. 



Boodroom, notice of the marble of, 9. 



trachytic rocks near, 27- 



Bornholm, observations on changes of level in, with 

 reference to the Baltic, 158. 



Bornhovd, in Holstein, notice of recent marine 

 shells found in a bed of pebbles 150 feet above 

 the Baltic, 160. 



Boulders, remarks on the, interspersed among the 

 shelly strata near Quebec, 140. 



transport of, by ice in the 



river St. Lawrence, 140. 



Boulders of coal, account of, in the pennant grit of 

 South Wales, 495. 



Boulders, erratic, see Erratic boulders. 



Boulonnais, remarks on the connexion of the physi- 

 cal phffinomena of, with those of the Weald and 

 other parts of England and France, 566. 



Bovey, notice of the ancient lacustrine deposits in 

 the valley of, 439. 



cretaceous debris below the pipe- 

 clay beds of, 448. 



account of the greensand in Bovey valley. 



450. 



Bowerbank, J. S. Esq., on the London and plastic 



clays of the Isle of Wight, ] 69. 

 on the siliceous bodies of 



the chalk, greensands and oolites, 181. 

 Bowman, J. E. Esq., on a small patch of Silurian 



rocks west of Abergele, 1 95. 

 Bozbornou, nature of trap rock near, 22. 

 Brachiopoda, observations on the occurrence and 



distribution of genera of, in Palaeozoic rocks, 316. 

 Bracklesham Bay, remark on the geological position 



of the beds in, relative to the White Cliff Bay sec- 

 tion, 170 note. 

 Braideburg, section of dislocated strata opposite, 



266. 

 Bredon, notice of the marine erratic gravel with flints 



at, 554. 

 Brilon, section of the Devonian strata near, 239. 



Bristol Channel, notice of a molar of a Mammoth 



found in the, near Watchett, 163. 

 British Channel, notice of remains of the Mammoth 



found in the, and the German Ocean, 161. 

 British Isles, comparison of the Palaeozoic rocks of 



the, with formations of the same age in the north 



of Germany and Belgium, 221 . 

 Brittany, notice on the general structure of, relative 



to the connexion of granite, quartz-rock and 



schists, 563. 

 Brixham, notice of raised recent marine deposits 



near, 442. 

 cleavage in limestone strata near, 



481. 

 Broderip, W. J. Esq., notices of his account of the 



Stonesfield fossil jaws, 48, 62 et seq. 

 Brocken, description of the granite of the, 285. 



section of inverted strata north of the, 286. 



description of a section from the, to the Iloss- 



trappe, 292. 

 ■ comparison of, with sections in West- 



phalia and Nassau, 293. 



Brongniart, M. Alex., notices of his memoir on the 

 Cotentin, 563. 



Brusa, notice of travertine deposit at, 20. 



Buccinum, remarks on species of, from the Devonian 

 beds of the Rhenish provinces, 354. 



Buddie, J. Esq., on the great fault called the Horse 

 in the Forest of Dean, 215. 



on subsidences produced by work- 

 ing beds of coal, 165. 



Burr, F. Esq., sketch of the geology of Aden, 499. 



reference to his account of the geo- 

 logy of the Birmingham and Gloucester line of 

 railway, 546. 



C. 



Camiro, notice of the compact limestone of, 13. 



Canada, remarks on some fossil and recent shells 

 collected in, 135 ; see also Fossil Shells and Beau- 

 port. 



. the climate of, with respect to 



the testacea of the St. Lawrence, 139. 



antecedent to the 



present climate, 139. 

 Cape Espichel, sectional list of strata of the red 

 sandstone near, 119. 



4 E 2 



