THE 



QUARTERLY JOURNAL 



OF 



THE GEOLOGICAL SOCIETY OF LONDON. 



PROCEEDINGS 



OF 



THE GEOLOGICAL SOCIETY. 



December 1, 1858. 



The Eev. Dr. John Anderson, Newburgh, Pife, J. D. Smithe, Esq., 

 Madhopoor, Punjab, Samuel Laing, Esq., Hordle House, Lymington, 

 Hants, James Clarke, Esq., Westcott, Dorking, Walter Baldock 

 Durrant ManteU, Esq., New Zealand, George Dixon, Esq., C.E., 

 Whitehaven, John Augustus Tulk, Esq., Whitehaven, Major-General 

 Emmett, E.E., Henry T. Plews, Esq., Bedale, Yorkshire, The Eight 

 Hon. Lord Kinnaird, Eossie Priory, Scotland, and Grosvenor Square, 

 London, and Capt. H. H. Godwin- Austen, H.M. 24th Eegiment, 

 were elected Eellows. 



The following communication was read : — 



On the SuccEssioisr of the Older Eoczs in the Northernmost Counties 

 of Scotland ; with some Observations on the Orkney and Shetland 

 Islands. 



By Sir E. I. Murchison, G.C.St.S., F.E.S., Y.P.G.S., &c. 



(Plates XII. XIII.) 

 [Part II. of this memoir, read before the Geological Society on December 1st, 

 1858, and Part I., read February 3rd, 1858, have now, by permission of the 

 Council, been xmited by the Author.] 



Contents. 



Introduction. 

 Fundamental Gneiss. 

 Cambrian Red Sandstone and Conglo- 

 merate of the West Coast. 

 Lower Silurian Eocks. 



Lower Quartz-rock. 



Durness and Assynt Limestone. 



Fossils of the Durness Limestone 



(described by Mr. Salter). 

 Overlying Quartzose and Micaceous 

 Flagstones and Younger Grneiss. 

 The crystalline Stratified Rocks of other 

 parts of the Highlands, compared 

 with those of Sutherland. 

 2d2 



