347 



April 8th. — Observations on the Gamrie Ichthyolites, and on the 



accompanying Red Conglomerates and Sandstones; by Joseph 



Prestwich, jun. Esq. F.G.S. 

 April 29th. — Remarks to illustrate Geological Specimens fronm the 



West Coast of Africa 5 by Capt. Belcher, E.N. F.G.S. 

 . A Description of some Specimens collected on the 



Island of Ascension by the Rev. W. P. Hennah, and communicated 



by the Rev. Richard Hennah, F.G.S. 



On a Bed of Gravel containing Marine Shells of recent 



Species, at " The Willington" in Cheshire ; by Sir Philip Grey 

 Egerton, Bart. M.P. V.P.G.S, 



Notice of a newly discovered Gigantic Reptile ; by the 



Rev. Wm. Buckland, D.D. F.G.S. 



May J 3th. — On the Cretaceous and Tertiary Strata of the Danish 

 Islands of Seeland and Moen ; by Charles Lyell, Esq. P.G.S. 



— On a peculiarity of Structure in the neck of Ichthyosauri 



not hitherto noticed 5 by Sir Philip Grey Egerton, Bart. M.P. 

 V.P.G.S. 



May 27th. — On certain Lines of Elevation and Dislocation of the 

 New Red Sandstone of North Salop and Staffordshire, with an ac- 

 count of Trap Dykes in that Formation at Acton Reynolds near 

 Shrewsbury; by Roderick Impey Murchison, Esq. V.P.G.S. 



On the Crag of part of Essex and Suffolk; by Edward 



Charlesworth 3 communicated by Edward William Brayley, Esq. 

 F.G.S. 



June 10th, — Note on the Trappean Rocks associated with the (New) 

 Red Sandstone of Devonshire ; by Henry T. De la Beche, For. Sec, 

 G.S. &c. 



On the Range of the Carboniferous Limestone Flanking 



the Primary Cumbrian Mountains, and on the Coalfields of the 

 north-west coast of Cumberland, &c.; by the Rev. Adam Sedgwick, 

 F.G.S. Woodwardian Professor in the University of Cambridge, and 

 Williamson Peile, Esq. F.G.S. of Whitehaven. 



On the occurrence near Shrewsbury of Marine Shells of 



existing Species in Transported Gravel and Sand resting upon a 

 Peat Bog which contains Imbedded Trees ; by Joshua Trimmer, 

 Esq. F.G.S. 



Description of some Fossil Crustacea and Radiata; by 



William John Broderip, Esq. F.R.S. F.G.S. &c. 



A Letter from Sir Philip de Malpas Grey Egerton, Bart. 



M.P. V.P.G.S. addressed to the President, On the Discovery of 

 Ichthyolites in the south-western portion of the North Staffordshire 

 Coalfield. 



On the Bones of Birds from the Strata of Tilgate Forest 



in Sussex ; by Gideon Mantell, Esq. F.G.S. 



Remarks on the Coffin-bone (distal phalangeal) of a 



Horse, from the Shingle Bed of the newer Pliocene Strata of the 

 Cliffs near Brighton ; by Gideon Mantell, Esq. F.G.S. 



A Letter from Prof. Daubeny, M.D. F.G.S. to the Pre- 



sident, On the Mineral Spring lately discovered near Oxford. 



