MEMOIRS 



GEOLOGICAL SURVEY 



INDIA. 



VOL. IV. Pt. 2. 



PrBIISHED BY OEDEE OF HIS EXCEXXEIfCT THE GOVEENOE-aENEEAI OP INDIA 



IN COUNCIl. 

 UNDER THE DIRECTION OP 



THOMAS OLDHAM, L L. D., 



Fellow of ilie lioyal and Geological Societies of London ; Me^nher of the JRoyal Irish Academy: 

 Hon. Mem, of the Leap, Carol. Academy of Sciences ; of the Isis, Dresden &e. &c. 



SUPERINTEKDENT OF THE GEOLOGICAL SURVEY OF INDIA. 



• CALCUTTA: 



PEINTED EOE THE GOYEENMENT OF INDIA. 

 SOIiD BY 



TH ACKER, SPINK & CO., R. C. LEPAGE & CO., G. C. HAY & CO., 

 THE MILITARY ORPHAN PRESS, 

 THACKER & CO., BOMBAY,— PHARAOH & CO., MADRAS, 

 WILLIAMS AND NORGATE, LONDON. 



MDCCCIXIT. 



