32 



THE EOCENE BEDS. 



Fig. h. — General Sectiofi at Butte d' Orgemont {Carrilre Bast). 



,.-.~_-«r^ ft. in 



^^ ^////m/WJ^ 20 Umo7i de plateau .... 

 19 Sands ...... 



nmm\% 



( Grey Marls with Osirea cyathula and 

 I 0. longirostris .... 



|7 Marly limestone with Corbicula^ etc. 

 White siliceous limestone 



I* Marls, 3'ellowish and greenish grey 



j Marls, slightly sandy, becoming cal 

 '* j careous towards the base . 



) Brown clay in thin beds, with layers o 



^ gypsum in powder . 



12 Marly compact limestone 

 ^' Green clay ..... 

 *** Green Marl, very pale . 





gypsum 



Marls, blue or yellow 



, Gypsum (^Haut piliers). The First Mass 



saccharoidal with bones of Palced'- 



* -, therium, Xipliodofi, Hycenodon, etc., 



in the white beds . . . .65 



9 Green Marl . . . . . . 13 o 



I Yellow Marl in thin beds, with Corhicula 



\ semistriata at the base . . .40 



7 Gypsum {cosaques) alternating with Marls 3 7 

 White Marls of Pantin, with thin beds of 



6 6 



. 19 6 



White and bluish Marls 



Second Mass of Gypsum {fer-de-lance') .32 6 



Marls at the base of above, called Savon 

 dc Soldat, passing down into Marls 

 containing Liicina heherti, Corhnla 

 A'vsti, and C. suhpisum. 



Dr. Hoveclacfiue's notes. 



