TABLE OF CONTENTS. 



PART I.— ORIGINAL COMMUNICATIONS. 



Ansted, Prof. D. T. Description of remarkable Mineral "Veins : The 



Copper Lode of Santiago de Cuba 144 



Babbage, C, Esq. On the Action of Ocean-Currents in the forma- 

 tion of the Strata of the Earth. [Abstract.] 366 



Banks, R. W., Esq. On the Tilestones^ or Downton Sandstones, in 

 the neighbourhood of Kington, and their Contents. (With a 

 Plate.) 93 



Beckles, S. H., Esq. On the Lowest Strata of the CHffs at Hastings. 288 



Bedford, E. J., Commander R.N. Notice of some Raised Beaches 



in Argyllshire 16/ 



BiNNEY, E. W., Esq. On the Permian Character of some of the 



Red Sandstones and Breccias of the South of Scotland 1 38 



. On some Footmarks in the Millstone Grit of Tintwistle, 



Cheshire 350 



BouE, M. Ami. On the Probable Origin of the English Channel by 



means of a Fissure. [Abstract.] 325 



BowEN, H. G., Esq. On the Geology of Trinidad. [Abstract.] . . 389 



BuNBURY, C. J. F., Esq. Notice of some Appearances observed on 



draining a Mere near Wretham Hall, Norfolk 355 



Charters, Major S. On a Section near Mont Blanc 385 



CoBBOLD, Rev. R. H. On the Occurrence of Coal near the City of 

 E-u in China 358 



Croker, Dr. J. G. On the Lignite-Deposits of Bovey Tracey, 



Devonshire. [Abstract.] ,.. . 354 



Degousee and Laurent, MM. On the Valenciennes Coal-Basin. 



(With a Plate.) 252 



Dennis, Rev. J. B. P. On some Organic Remains from the Bone- 

 bed at the base of the Lias at Lyme Regis. [Abstract.] 252 



