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  2 
  8 
  9 
  

  

  BIVALVES 
  

  

  Plate 
  XIV 
  

  

  Crurno 
  l-ith 
  by 
  L.N. 
  Rosenthal 
  I'hd 
  

  

  J\CKSON 
  TERTiaSl 
  SHEllS 
  

  

  