TABLE OF CONTENTS. 



Page 



BowERBANK, J. S., Esq. On a Siliceous Zoophyte, Alcyonitespara- 

 siticum 319 



Brodie, Rev. P. B. On the Discovery of a Dragon-fly and a new 

 species of Leptolepis in the Upper Lias near Cheltenham 31 



Brown, Richard, Esq. On Erect Sigillariee with conical tap roots, 

 found in the roof of the Sydney Main Coal, in the Island of Cape 

 Breton 354 



Bunbury, C. J. F., Esq. On Fossil Plants from the Anthracite for- 

 mation of the Alps of Savoy 130 



Cabot, Edward, Esq., and M. Desor. On the Tertiary and more re- 

 cent formations in the Island of Nantucket 340 



Davis, Major, H. Notes on the Souffriere of St. Vincent 53 



Dawes, J. S., Esq. Remarks on the Structm*e of the Calamite . . 30 



Dawson, J. W., Esq. On the Colouring matter of Red Sandstones 

 and White Beds associated with them 25 



. Notice of the Gypsum of Plaister Cove in the Strait of Can- 



seau 335 



De la Beche, Sir Henry T., President. Anniversary Address in 

 February 1849 xvii 



Desor, M., and E. Cabot, Esq. On the Tertiary and more recent 

 formations in the Island of Nantucket 340 



Egerton, Sir Philip Grey, Bart. Pahchthyologic Notes. No. 2. — 

 On the affinities of the Genus Platysomus 329 



Farrer, J. "W., Esq. Notes on Ingleborough Cave 49 



Gesner, Dr. A. On the Gypsum of Nova Scotia 129 



Hall, James, Esq. On the supposed impression in Shale of the 

 soft parts of an Orthoceras 107 



Hamilton, John William, Esq. Observations on the Geology of 

 Asia Minor, referring more particularly to portions of Galatia, 

 Pontus and Paphlagonia 362 



Lonsdale, William, Esq. Notes on Fossil Zoophytes found in the 

 Deposits described by Dr. Fitton in his Memoir entitled, A Strati- 

 graphical Account of the Section from Atherfield to Rocken End. . 55 



Lubbock, Sir John, Bart. On Change of Climate resulting from 

 a change in the Earth's axis of rotation 4 



