O' O 0*-'# (cf ^Thi^ 



THE 



QUAETERLY JOURNAL 



GEOLOGICAL SOCIETY OF LONDON. 



EDITED UY 



THE ASSISTANT-SECRETARY OE THE GEOLOGICAL SOCIETY. 



VOLUME THE NINTH. 



1853. 



PART THE FIRST. ______^ 



PROCEEDINGS OF THE GEOLOQfp^^^TOli!^/// ^^ 





LONDON: 



LONGMAN, BROWN, GREEN, AND LONGMANS. 



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

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



SOLD ALSO AT THE APAKTMENT9 OF THE SOCIETY. 

 MDCCCLIII. 



