STRATIGRAPHICAL LIST 



BRITISH FOSSILS 



THE TERTIARY OR SUPRACRETACEOUS 

 PERIOD. 



PLEISTOCENE JMakixe. 



[ Freshwater. 



PLEIOCENE ;MAiDiALiFER0cs Crag. 



,„^,^^._ f Red Crag. 



SnOCENE ^ 



\ Coralline Crag. 



FLUnO-MABDfE . 



Bagshot Sand. 



EOCENE i London Clay. 



bognor beds. 

 Plastic clay. 



PLEISTOCENE IVLVRINE FOR^LiTION. 



AlthougtH it appears slightly difficult to classify with satis- 

 faction some of the superficial deposits of England, as regards 

 their relative ages, it may be found convenient to include 

 under this division, 1st. certain strata of sand or loam. 



