﻿|W,H» T1IE 



QUARTERLY JOURNAL 



OF THE 



GEOLOGICAL SOCIETY OF LONDON. 



EDITED BY 



THE ASSISTANT-SECRETARY OF THE GEOLOGICAL SOCIETY. 



VOLUME THE SEVENTH. 

 1851. 



PART THE FIRST. 

 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



LONDON: ^ 

 LONGMAN, BROWN, GREEN, AND LONGMAr^^i^l^ ^ 



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

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



SOLD ALSO AT THE APARTMENTS OF THE SOCIETY. 

 MDCCCLI. 



