X ANNIVERSARY MEETING. 



1848. 

 May 31st. — On the Colouring Matter of Red Sandstones, by J. W. 



Dawson, Esq. ; communicated by the President. 

 On a Dragon Fly found in the Lias, by the Rev. P. 



B. Brodie, F.G.S. 



On the Structure of the Calamite, by J. S. Dawes, 



Esq., F.G.S. 

 June 14 th. — On Organic Remains recently found in the Wealden, 



by G. A. Mantell, LL.D., F.G.S. 

 On the Strata from Christ Church Harbour to Poole 



Harbour, by Joseph Prestwich, jun., Esq., F.G.S. 

 Notes on the Souffriere of St. Vincent, by Major 



Henry Davis ; communicated by Sir Charles Lyell, V.P.G.S. 



On the Geological Structure of Western Australia, by 



Dr. Sommer ; communicated by the President. 



On Ingleborough Cave, by J. W. Farrer, Esq., F.G.S. 



Notes on Corals from the Greensand at Atherfield, 



by William Lonsdale, Esq., F.G.S. 

 Nov. 1st. — On the supposed Soft Parts of an Orthoceras, by James 

 Hall, Esq., For. Mem. G.S. 



On Slaty Cleavage, by Daniel Sharpe, Esq., F.G.S. 



(second communication) . 



Nov. 15th. — On the Gypsum of Nova Scotia, by Abraham Gesner, 

 M.D., F.G.S. 



— — A Comparison of the General Structural Features of 



the Disturbed Districts of Europe with those of America, by Prof. 

 H. D. Rogers, For. Mem. G.S. 



Nov. 29th. — On Fossil Plants from the Anthracite Formation of the 

 Alps of Savoy, by C. J. F. Bunbury, Esq., For. Sec. G.S. 



■ On the Neighbourhood of Oporto, including the 



Silurian Coal and Slates of Vallongo, by Daniel Sharpe, Esq., 

 F.G.S. 



Dec. 13th, and Jan. 17th, 1849. — Notes on the Alps and Apennines, 

 more particularly on the Cretaceous and Supracretaceous Groups, 

 by Sir R. I. Murchison, F.G.S. 



1849. 

 Jan. 3rd. — On the Hampshire Freshwater Tertiaries, by J. C. 

 Moore, Esq., Sec. G.S. 



' Additional Observations on the Ridgway Cutting, by 



C. H. Weston, Esq., F.G.S. 



On the Silicified Soft Parts of a Zoophyte, by J. S. 



Bowerbank, Esq., F.G.S. 



Jan. 31st. — On Saurian Remains from the Greensand of the United 

 States, bv Prof. Owen, F.G.S. 



