^JT^O/' THE 



QUARTERLY JOURNAL 



OF THE 



GEOLOGICAL SOCIETY OF LONDON. 



EDITED BY 



THE ASSISTANT-SECRETARY OF THE GEOLOGICAL SOCIETY. 



VOLUME THE FIFTH, 



1849. 



PART THE FIRST. 

 PROCEEDINGS OF THE GEOLOGICAL>OCpE|^y, , ; 





LONDON: V— ^^y 



LONGMAN, BROWN, GREEN, AND LO?^;(AiAl^ffl^ ^" 



PARIS:— FRIED. KLINCKSIECK, 11 RUE DE LILLE; BAUDRY, 9 RUE DU COQ, 

 PRES LE LOUVRE; LEIPZIG, T. O. WEIGEL. 



NEW YORK :— WILEY AND PUTNAM, l6l BROADWAY. 



SOLD ALSO AT THE APARTMENTS OF THE SOCIETY. 



MDCCCXLIX. 



