Middlesex 

 Shale 



Genesee 



Shale 



Moscow 

 Shale 



West River 

 Shale 



Genundewa 

 Limestone 



Concretions 



Moscow 

 Shale 



F. Houghton, Photo. 



Fig. 11. Succession cf formations from Middlesex shale downward to the 

 lowest layers of Moscow shale. Cazenovia creek, Springbrook. 



