Vol. LXXVI. No . 302. 



Part 2. 



THE 



QUARTERLY JOURNAL 



GEOLOGICAL SOCIETY. 



(tosonlan TnstTJJg^ 

 FEB 1 2 1921 





THE PERMANENT SECRETARY. 



[With Seven Plates, illustrating Mrs. E. M. Eeid's 

 and Dr. F. J. North's Papers.] 



November 30th, 1920. 



LONDON : 

 LONGMANS, GREEN, AND CO. 



PARIS:— CHARLES KLINCK8IECK, 11 RUE DE LILLE. 

 SOLD ALSO AT THE APARTMENTS OP THE SOCIETY. 



Price Seven Shillings and Sixpence. 



