486 



INDEX. 



Brown, Robert, Esq., silicified wood of Portland 

 examined by, 222. 



— — , examines a cone approach- 

 ing to an Araucaria, from Portland, 349. 



-, his observation respecting 



the Coniferae and Cycadeae of Portland, 



225. 

 Buchanan, Dr., referred to, on various points of 



Indian geology, 420, 427, 429, 430. 

 Buckinghamshire, beds below the chalk in, 269. 

 .. , fossils 



of, 296. 

 Buckland, Rev. Dr., on bones of the Iguanodon 



near Swanage, 207. 

 , on Cycadeae in the Dirt-bed 



of Portland, 14, 218. 



-, notice of his memoir on the 



Valley of Elevation in North Wiltshire, 263. 



Buckland, Rev. Dr., V.P.G.S., and De la Beche, 

 H. T., on the geology of the neighbourhood 

 of Weymouth, 1. 



. , paper referred to, 



217, 233. 



Burrels, notice of new red sandstone conglome- 

 rate near, 386. 



" Caillard," or crow-limestone, description of, 74. 



■ owes its existence 



to shells, 75. 



Caithness schist, proved to belong to the old red 

 sandstone, 402, 406. 



, ichthyolites of, placed on the pa- 

 rallel of the Herefordshire cornstones, 404. 



Calcareous grit formation, near Weymouth, 25. 



Calcareous slate and limestone, band of between 

 the green slate and grauwacke of Cumberland, 

 described, 49 ; range of, 50. 



, faults which affect 



it, 50, et seq. 



marked by valleys, 52. 



generally 



-, notice of the for- 



mations associated with, 48. 

 their succession, 48. 



, order of 



Calcareous slate and limestone of Cumberland, 

 order of beds associated with, first determined 

 by Mr. Otley, 48. 



sometimes passes into strong beds 



of limestone, containing many fossils, 68*. 



the limestone breaks with faces 



parallel to the cleavage of the slates, 68*. 

 — exhibits without exception true 



cleavage planes, 68*. 

 lines of stratification often almost 



obliterated by the cleavage planes, 68*. 

 , cleavage planes dip N. W., 68*. 



' sometimes strike 



with the beds, sometimes obliquely, 68*. 

 nowhere coin- 



cide with the planes of the beds, 68*. 

 cut off by Shap granite and por- 



phyry, near Wastdale Head, 54, 68*. 

 reappear as calcareous conglo- 



merates imbedded in greywacke, 68*. 



Calder, Mr., referred to on points of geology of 

 India, 419,426,428. 



Cambridgeshire, beds below the chalk in, 303. 



, fossils 



of, 316. 



Cam Dod, top of, a peat moss, 91. 



Cam Fell, nature of beds forming flanks of, 91. 



Candern in the Brisgau, marine beds there, sup- 

 posed to be coeval with the Wealden, 330. 



"Cap", a remarkable bed in the lower Purbeck 

 strata, so called, 222. 



, section of, at " Bacon-hall ", 223. 



Carbonaceous shale and fissile gritstone, group 

 consisting of, described, 75. 



, subdi- 



visions of, 75. 



contams 



a bed of coal, 75. 



Carbonate of lime, fibrous, in the Purbeck beds 

 on the coast of Dorset, 11. 



Carboniferous chains of Cumberland, Professor 

 Sedgwick on the dislocations which have sepa- 

 rated them from the Cumbrian mountains, 47,56. 



- ■ , physical 



features of, contrasted with those of the slate 

 district, 47. 



