28 



PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 





^ 











OQ 



60 



•uiA\J3q?Dj mnog 



•uo^SuppTg 



•{)OOMJBH[ 



.Grey schists ^ ^ 



Red sandstone ^ 



■■ Plymouth Limestone ~| S^ 



'li 



• South Devon Schists h "3 



•Trap Rocks. 



...Shales full of marine remains 

 ..■Limestone 



■ Limestone with Goniatites. . 

 ..Shales with marine remains 



•uooaig JO s|^!H 



..Marwood Sandstone 



.Ilfracombe lieds 



..Grey sandstones and shales 



j-^ 



Linton beds. Red sandstone 



Carboniferous Limestone. 



Coal-measures. 



Carboniferous Limestone. 

 Old Red Sandstone. 



