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  ATS". 
  4 
  

  

  MEMOIRS 
  

  

  GEOLOGICAL 
  SURVEY 
  

  

  INDIA. 
  

  

  VOL. 
  X. 
  

  

  PUBLISHED 
  BY 
  ORDER 
  OF 
  HIS 
  EXCELLENCY 
  THE 
  GOVERNOR 
  GENERAL 
  OF 
  INDIA 
  

  

  IN 
  COUNCIL, 
  

   TTNDEB 
  THE 
  DIRECTION 
  OF 
  

  

  THOMAS 
  OLDHAM, 
  LL.D., 
  

  

  Fellow 
  of 
  the 
  Royal 
  and 
  Geological 
  Societies 
  of 
  London 
  ; 
  Member 
  of 
  the 
  Royal 
  Irish 
  Academy 
  • 
  

  

  Hon. 
  Mem. 
  of 
  the 
  Leop-Carol. 
  Academy 
  of 
  Natural 
  Sciences; 
  of 
  the 
  Isis, 
  Dresden; 
  

  

  of 
  the 
  Roy. 
  Geol. 
  Soc. 
  of 
  Cornwall 
  ; 
  Corr. 
  Mem, 
  of 
  Zool, 
  Soc, 
  lond., 
  &c, 
  &c. 
  

  

  SUPERINTENDENT 
  OE 
  THE 
  GEOLOGICAL 
  STJBTBT 
  OP 
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  CALCUTTA: 
  

  

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  AND 
  BY 
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  LONDON: 
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  IB 
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