Vol. LXVIII. JUNE, 1912. No. 270. 



Paet 2. 



THE 



QUARTERLY JOURNAL 



GEOLOGICAL SOCIETY, 



EDITED BV 



THE ASSISTANT-SECRETARY. 



[With Seventeen Plates, illustrating Papers by Messrs. E. 

 B. Bailey & M. Macgregor, Mr. L. J. Wills, Messrs. R. 

 L. Sherlock & A. H. Noble, Mr. S. H. Warren So others, 

 Dr. C. A. Matley, and Mr. T. 0. Bosworth.] 



LONDON : 

 LONGMANS, GREEN, AND CO. 



PARIS:— CHARLES KLINCK8IECK, 11 RUB DB LILLfii 



\ 

 SOLD ALSO AT THE APARTMENTS OF THE SOCIETY. V' 



Price Five Shilli7igs, 



[Issued July 8th, 1912.] 



