233 



Classification op the Upper Jurassic Rocks of 

 Botjlogne-sue-Mek. 



Stages. Foemations. 



Wealden Clay and Hastings Sands. 



Leading Fossils. 

 Cyrena femiginea. 



}2i 



M 



Tereain Oxfoedien. 



Cidar is flor ige m ma . 



