624 



Index. 



CIB 



Cirques, 429 



Clark, Mr., on S. Wales coal-field, 



597 



Clay and mud, how formed, 10 

 Clay slate, 42 

 Clay and sands, of Bovey beds 



whence derived, 261 

 Cleavage and metamorphism, 42 

 Climate, changes of, 375-380 

 Close, Rev. M., Irish glaciers, 401 



on Sea-shells, Wicklow, 415 

 Clwyd, water of, 554 



Clyde alluvia and remains, 546 



Beds, shells of, 413 



and Arran,raised beaches of, 549 

 Coalbrookdale, Carboniferous rocks 



of, 123 



Permian strata, 123 

 Coal-measures, South Wales and 



England, 120-126 

 Coal-measure basins, 128, 599-602 



fossils, 131, 138 

 Coal-beds, how formed, 136-138 

 Coal-fields, original continuity of, 



600 



exposed by denudation, 6( 2 



concealed by newer strata, 603 



populations of and near, 603 

 Coal Commission, work of, 596-604 



available, 596-606 



duration of, 604-606 



manufactures, 607 

 Coal-pits, population employed in, 



598 



of Oolitic Series Yorkshire, 195 



Brora, 198 

 Coniston Limestone, 74 



and Upper Silurian, 331 



Conisbro' Castle and Magnesian 



Limestone, 612 

 Consolidation of strata, 12 

 Continental epoch, Old Eed to 



Triassic beds 156-158 

 Continent of Eocene epoch, 256- 



257 

 Contortion and metamorphism of 



strata, 45-46 

 Coquet river, 520 

 Coral reefs and depression of land, 



12 



CWM 



Coral Rag, Calcareous Grit, and 



fossils, 183-186 



Battle, 206 



Coralline Crag phosphates and 



fossils, 270-271, 273-275 

 Cornstones, 104 

 Cornbrash, range of and fossils, 



181 



and Inferior Oolite, community 

 of fossils in, 182 



Cors-goch, &c., radiation of gla- 

 ciers from, 406 



Coruisk, 451 



Cotswold Hills, Inferior Oolite, 

 175 



escarpment and view from, 



316-317 



Crag, 270-276 



physical features and faunas of, 

 357-358 



Cray river,pal8eolithic implements, 



541 



Cretaceous series, 212-235, 311 

 Upper, England, physical 



geography of, 230-235 



Lower, of Dr. Fitton, 201 



Cretaceous escarpment, 331 



rocks, waters of, 554 

 Crevasses, 364 



Croll, Dr. on glacial cycles, 375-80 

 Crustacea, in base of Old Red 



Sandstone, 104 

 Cumberland, volcanic rocks of, 80 



age of mountains of, 405 



buried in ice, 382 



formations, 324 



ice-stream from, 408-409 



submergence of, 428 



to East of England, structure 

 and physiography, 331-333 



tributary glaciers of, 399 



valleys of, 529 



waters of, 553 



Cumbraes, Bute, and Ailsa Craig, 



382 

 Gumming, Rev. J. G., on glacial 



striations, Isle of Man, 399 

 Curves, anticlinal and synclinal, 33 

 Cwm-glas glacier, 421 

 Cwm-y-llan glacier, 422 



