﻿iv TABLE OF CONTENTS. 



Page 



Murchison, Sir R. I. The Slaty Rocks of Siclion shown to be of 

 Carboniferous age 13 



. On the Origin of the Mineral Springs of Vichy 76 



. On the Silurian Rocks of the South of Scotland 137 



. On the Distribution of the Flint Drift of the South-east of 



England, on the Flanks of the Weald, and over the Surface of the 

 South and North Downs page 257 & 349 



Notice of the Coal Mines near Erzeroom 65 



of a New Combustible Substance discovered in Russia 66 



of the Occurrence of an Earthquake at Brussa 19 



of an Earthquake at Carthagena, New Granada 238 



Ormerod, G. W., Esq. Section and Analysis of Permian Beds at 

 Astley, Lancashire 268 



Owen, Prof. R. Description of the Impressions on the Potsdam 

 Sandstone, discovered by Mr. Logan, in Lower Canada 250 



Prestwich, J., Esq., jun. On the Drift at Sangatte Cliff 274 



Ramsay, Prof. A. C. On the Sequence of Events during the Pleis- 

 tocene Period, as evinced by the Superficial Accumulations and 

 Surface-markings of North Wales. [Deferred.] 207 



Richardson, Sir J. On some points of the Physical Geography of 

 North America in connexion with its Geological Structure 212 



Salter, J. W., Esq. List and Description of the Silurian Fossils of 

 Ayrshire 137 



. On the Remains of Fish in the Silurian Rocks of Great Britain. 263 



Sorby, H. C, Esq. On the Microscopical Structure of the Calca- 

 reous Grit of Yorkshire 1 



Strachey, Capt. R. On the Geology of part of the Himalaya 

 Mountains and Tibet 292 



Strickland, H. E., Esq. On the Elevatory Forces that raised the 

 Malvern Hills. [Withdrawn.] 268 



Sykes, Col. H. On a Fossil Fish from the Table-land of the Deccan 272 



Trimmer, J., Esq. Generalizations respecting the Erratic Tertiaries 

 of Norfolk 19 



. On the Origin of the Soils which cover the Chalk of Kent . . 31 



. On the Erratic Tertiaries bordering the Penine Chain, between 



Congleton and Macclesfield; and on the Scratched Detritus of the Till 201 



■ . On the Physical Evidence of an Extreme Arctic Climate during 



the Formation of the Erratic Tertiaries of England and Wales. 

 [Withdrawn.] 273 



Vicary, Major. On the Geology of the Upper Punjaub and Peshaur 38 



Annual Report i. 



Anniversary Address xix. 



Donations to the Library pages 85, 137, 253, 345 



