6*8 



Index. 



VAL 



Vale of Clwyd and boulder-clay, 

 470, 526 



Eden, 324, 520-522 



Permian strata of, 142, 307 

 structure of country east of, 



332-335 



Tisbury, Portland Limestone of, 

 191 



Valleys, Forth and Clyde, 527, 

 528 



how formed, 327-330 



Loch Ness, 527 



of denudation, 32-33 



of Yorkshire, their origin, 334- 

 335 



river excavation of, 534-537 



Tyne and Solway, 527 

 Victoria cave, 464-467 

 Vitrified forts, 613 



Vivian, Mr. E., and Kent's Hole, 

 477 



Mr. H. on South Wales coal- 

 field, 597 



Volcanic ashes, how distinguished, 

 22 



dust of Cumbria, 81 



rocks of Old Eed Sandstone, 

 111 



rocks, Lower Silurian, 71, 75-77 

 Breidden Hills, 77 



Builth, 72, 77 



near Saint David's, 77 



near Stiper Stones, 77 



North Wales, 75 



Volcano Graham Island, 79 

 Volcanos, Lower Silurian, 81, 82 



near the sea, 80 



roots of, 75-77 



WALES,&c.,'OldEed Sandstone, 

 103, 104 



age of mountains of, 405 



and West of England, denuda- 

 tion of palaeozoic strata, 321 



churches and Gaelic Saints, 584 



partial Cretaceous submergence 

 of, 506 



Kivers of, 553 



valleys of, 522-529 



WIL 



Ward, J. C., on volcanic dust of 

 Cumbria, 81 



rock-bound lakes, 446 



Warwickshire coal-field, 124 



Permian strata and fossils, 142 

 Wash, rivers and plain of, 333, 



517 



alluvia of, 542 

 Waste of sea-cliffs, 8 



strata by denudation, 

 amounts of, 34 



Waveney, river gravels, flint wea- 

 pons, &c., 539 



Weald of Kent and Surrey, 202- 

 208 



clay, thickness of, 207 



denudation of, andtime,344-346 

 marine bands in, 208 



not an old bay, 338-340 



rivers of, 341-344 

 Wealden epoch, physical geogra- 

 phy of, 202, 206, 208-211 



anticlinal, 237 



boulder-clay, absent in, 53 



denudation of, 336-346 



epoch, vegetation and animals 

 of, 210 



fossils, 207 



grey wethers, 349, 350 

 land of, 209-211 



Upper Greensand of, 223, 224 

 Wear, 520, 530 



Weaver, 522 

 Welland, 517 



Wenlock, Upper Silurian rocks of, 

 93 



alluvia of, 542 

 Werner, 279 



West coast- cliffs, denudation of, 

 488 



Westminster Abbey and Bath 

 Stone, 611 



Wharfe, 519 



Whitaker, Mr., and flint imple- 

 ments, 541 



White Lias, Lyme Regis, 159 



fauna, analogous to Caspian 



fauna, 160, 161 



Willett, Mr., and Wookey Hole, 

 474 



