1. 



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Quart. Journ . Geol . Soc .Vol . LI . PL ZXVI. 





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X2VC 







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xo.i 

 I 



sS i- ■\?"' 



V ■•/ ^ 700 



A.T.Holltck del.etUtK. 



Mintern Bros . imp . 



RADIOLARIA FROM THE LOWER CULM MEASURES 



