568 



THE UNIVERSE. 



to be long considered as an incontestable relic from the 

 hecatomb of the biblical deluge. 



224. Fossil Shells of the Tertiary Epoch 



1. Oigantic Cerithium. 2. Biehambered Helix. 



3. Turritella imbricatci (Lam.)- 4. Rostdlaria macropttra (Lain.). 



5. Roslellaria columbata (Lam.). 6. Cancellaria cancellata (Bonn.). 



7. Cerithium thiara (Lam). 



During this phase of creation of which we have sketched 

 the history, new races of molluscs arose on all sides, while 

 the ancient ones perished, to return no more. The ammo- 

 nites, formerly so numerous, disappeared altogether, whilst 



