CRETACEOUS OF THE UNITED STATES 



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2. Colorado Stage 

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Stage. 

 1. Trinity Stage. 



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' 6. Albirupean or Raritan 



Stage. 

 5. Iron Ore Stage. 

 4. Acquia Creek Stage. 

 3. Mt. Vernon Stage. 

 2. Rappahannock Stage. 

 1. James River Stage. 









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ST1030B49J0 I3.M.07 



