Vol. LIX. NOVEMBER 2nd, 1903. No. 236. 



Part 4. 



THE 



QUARTERLY JOURNAL 



GEOLOGICAL SOCIETY. 



EDITED BY 



THE ASSISTANT-SECRETARY. 



[With Three Plates, illustrating Papers by Prof. Bonney & 

 Mr. Parkinson, and Mr. S. S. Buckman.] 



LONDON : 

 LONGMANS, GREEN, AND CO. 



PARIS:— CHARLES KLINCKSIECK, 11 RUE DE LILLE. 

 SOLD ALSO AT THE APARTMENTS OF THE SOCIETY. 



Price Five Shillings. // ^ 



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