VOL. VII. No. 76.] APRIL, 1864. 



[Price Is. Gd. 



THE GEOLOGIST. 



AN ILL USTEATED MAGAZINE 



OF 



GEOLOGY, 



PALEONTOLOGY, AND MINERALOGY. 



EDITED BY S. J. MACKIE, F.G.S., E.S.A. 



" Greology, in the magnitude and sublimity of the objects of which it treats, 

 undoubtedly ranks in the scale of the sciences next to Astronomy." — Herschel: 

 Discourse on Study of Natural Philosophy. 



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