76 



quence of this fact, the whole series of Palaeozoic formations 

 from the Niagara down to the Lowville is excellently 

 shown within a comparatively short distance. The lower 

 Ordovician deposits occur on the islands north of Mani- 

 toulin; the Collingwood is excellently shown near Little 

 Current; magnificent exposures of the Lorraine and Rich- 

 mond may be seen at the Clay Cliffs near Cape Smyth ; and 

 the Cataract and Niagara formations are excellently de- 

 veloped near Manitowaning. 



THE GEOLOGY OF THE CLAY CLIFFS, CAPE 

 SMYTH, MANITOULIN ISLAND. 



by 



August F. Foerste. 



ClNCINNATIAN SECTION AT THE CLAY CLIFFS. 



The formations between the Trenton and the top of 

 the Ordovician are generally referred to the Cincinnatian 

 series. The order of succession of these formations, as 

 exposed on Manitoulin island, is indicated in the following 

 table. 



