THE OOLITIC ECHINODERMATA. 



433 





MIDDLE DIVISION. 



UPPER DIVISION. 



Observations and Foreign 

 Localities. 





Kelloway 

 Rock. 



Oxford 

 Clay. 



Lower 

 Calc. Grit 



Coralline 

 OoUte. 



Upper 

 Calc. Grit. 



Kimmc- 

 ridge Clay. 



Portland 

 Sand. 



Portland 

 Oolite. 



Purbeck 

 Beds. 



Forest 

 Marble. 



Cornbrasli. 



* 



... 



... 



... 



... 



* 



... 



... 



... 





- 



/ Ranville, Mamers, France ; 

 C Alsace, Germany. 



France, Germany. 



8 



21 











11 



24 







4 



1 



1 



1 



119 





18 





7 





22—1 fifi 

























