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  SUPPLEMENT 
  

  

  TO 
  THE 
  

  

  EXTINCT 
  BATRACHIA 
  AND 
  REPTILIA 
  

  

  OF 
  NORTH 
  AMERICA 
  

  

  I.— 
  CATALOGUE 
  OF 
  THE 
  AIR-BREATHING 
  VERTEBRATA 
  

  

  FROM 
  THE 
  

  

  COAL 
  MEASURES 
  OF 
  LINTON, 
  OHIO. 
  

  

  BY 
  EDWARD 
  D. 
  COPE, 
  A.M. 
  

  

  PHILADELPHIA: 
  

  

  1874. 
  

  

  