1916.] 



THE DEPOSITS. 



379 



EXTENT OF ICE-CAP. 



As the island was twice covered by ice, it should be 

 possible to find some guide as to its extent. 



In the case of the pre-Mousterian glaciation, the boulder 

 clay passes under the submerged forests, and we therefore 



Diagram No. 8. 

 Mont Saint Moraine. 



Diagram No. 9 

 of the terminal Moraine at Mont Saint. 



Mo* 



5 At NT 

 AJ1LL 



A, The original extent of the Moraine ; B, The line eroded by the Ice on 

 the top of which the road is situate, Les Hougues Road ; C. The mill, Les 

 Hougues Mills ; D, The remains of the Moraine nearly destroyed in the 

 cutting ; E, The original extent of the Moraine ; F, The roads passing 

 through the Moraine ; G, The remnants of the Moraine: H, The direction 

 of the movement which produced the Moraine. 



cannot expect to find on the land any signs of a terminal 

 moraines and must suppose that none were formed on the 



