Vol, LiVII. 



Pabt 1. 



FEBRUARY 8th, 1901. No. 225. 



-^C^^^^:^^^ 



THE 



QUARTERLY JOURNAL 



OP THE 



GEOLOGICAL SOCIETY. 



EDITED BY 



THE ASSISTANT-SECRETARY. 



[With Seven Plates, illustrating Papers by Mr. P. Rntley, 

 Dr. J. W. Evans, Messrs. A. J. Jukes-Browne & J. Scanes, 

 Mr. S. S. Buckman, and Prof. T. T. Groom.] 



\ 



LONDON ; 



LONGMANS, GREEN, AND CO. 



PARIS:— CHARLES KLINCK8IECK, 11 RUB DB LILLE. 

 LEIPZIG:— T. O. WEIGEL. 



SOLD ALSO AT THE APARTMENTS OP THE SOCIETY. 



Price Five Shillings. 



