^ i"W 



MEMOIRS 



GEOLOGICAL SURVEY 



INDIA. 



VOL. XVII. 



PUBLISHED BY OBDEE OF HIS EXCELLENCY THE GOYEKJS'OB GBNBKAL OF INDSA, 



IN COUNCIL. 



CALCUTTA: 



PEINTED FOB THB GOVERNMENT OF INDIA. 



SOLD -AT THE 



GEOLOGICAL SURVEY OFFICE, 



OFFICE OF SUPERINTENDENT OF GOVERNMENT PRINTING, 



AND BY ALL DOOKSELLKKS. 



LONDON: TRUBNER & CO. 



MDCCCi X.X.X. 



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