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 will be given to them in the ensuing number of the Magazine. 



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Geologist Office, S. J. MACKIE, 



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CORRESPONDENTS. 



Communications received from T. Davidson, Esq. P.R.S. P.G.S. ; H. C. Sorby, Esq. 

 E.G.S. Bromfield; W. H. Bensted, Esq. Maidstone; S. R Pattison, Esq. E.G.S. 

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BOOKS RECEIVED. 



« The Earth and the World," by E. R. Pattison, F.G.S. Lon^an & Co. 



" The Primeval World," by Rev. Paton J. Gloag. Edinburgh : T. & T. Clark. 



Pamphlet " On the Carboniferous Rocks of Ireland, and chiefly on the Yellow 

 Sandstone, and its Relations with the Coal Measures and other Groups," by John 

 Kelly. 



Preparing for publication, in post 8vo. price to Subscribers, 5*. 



'^rHE CHALK CLIFFS OF DOVER; a Geological and 



Paleontological Description of tlie tj^pical section of the English Upper Cretaceous beds. — By 

 S. J. Mackie, F.G.S. F.S.A. 



Of the beautiful and instructive section of the Chalk Strata at Dover, there exists no other descrip- 

 tion than the original and admirable paper by "William Phillips in the Geological Transactions of 1818. 

 The author's long and intimate acquaintance vrith this locality gives him peculiar facilities for pre- 

 senting in a light and readable form a concise and accurate account of the White Cliifs of this 

 celebrated shore, and M'hich he trusts will be thought worthy of being regarded as a text-book 

 generally for the chalk districts of England. 



The proposed work will be illustrated by first-class woodcuts, and vrill be issued to Subscribers at the 

 price of Five Shillings. Subscriptions will be received by the Author, 154, Strand. 



London: J. Van Voorst, Paternoster-row. 



SUBSCRIBERS' NAMES ALREADY RECEIVED. 

 Additional Names received : — 

 J. C. JlA^rsEL, Esq. Longthorn, Dorsetshire. 

 George Mansel, Esq. Longthorn Lodge, Dorsetshire. 

 Wji. Skipp, Esq. Blandford, Dorsetshire. 

 Dr. J. BiesBT, 89, Gloucester Place, Portman Square. 



