﻿THE OOLITIC ECHINODERMATA. 



425 





MIDDLE DIVISION. 



UPPER DIVISION. 



























Observations and Foreign- 

























Localities. 



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Forest 

 Marble. 



Cornbrasb. 



Kelloway 

 Rock. 



Oxford 

 Clay. 



Lower 

 Calc. Grit. 



Cornlline 

 Oolite. 



Upper 

 Calc. Grit. 



Kimme- 

 ridge Clay. 



Portland 

 Sand. 



Portland 

 Oolite. 



Purbeck 

 Beds. 

























Pliensbach bei Boll, Wiirttem- 

 berg. 



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Ranville, Chatel - Censoir, 

 France ; and Soleure, 

 Switzerland. 



Bar-sur-Aube, Yonne, France. 



France, Germany, Switzer- 

 land. 



France, Germany, Switzer- 

 land. 



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Druyes, Chatel - Censoir, 

 Coulanges - sur - Yonne, 

 St. Mihiel, France. 



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France, Germany, Switzer- 

 land. 



Mamers, Sarthe, France. 



