VOL. VII. No. 77.] MAY, 1864. [Price Is. Qd. 



THE GEOLOGIST 



AN ILL US TEA TED MAGAZINE 



OF 



GEOLOGY, 



PALAEONTOLOGY, AND MINERALOGY. 



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



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

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

 Discourse on Study of Natural Philosophy. 



LONDON: 



LOVELL REEVE & CO., 5, HENRIETTA STREET, COVENT GARDEN. 



PAEIS : J. ROTHSCHILD. BERLIN : ASHER & CO. 



PEIIfXED BY J. E. TATLOB, LITTLE QUEEM" STBEET, LONDON. 



