LIMESTONES OF WESTERN TENNESSEE 693 



locality. About a mile southward, on a rocky hillside south of 

 the home of Christopher Schmidt, Edriocrinus occurs in the 

 limestone. 



Along the Cumberland River, about a mile west of Cumber- 

 land City, a short distance beyond the exposures which line the 

 bank. Black shale is exposed above the level of the road. At 



Fig. 10. — Saltillo limestone, at crossing of pike from Cumberland City to Erin 

 over the railroad. 



the western end of the rock exposures along the bank, just below 

 the level of the road, the Linden bed fossils are abundant. It 

 is possible that some of the overlying limestones belong to the 

 Camden chert horizon but the writer was not able to identify it 

 in the short time at his disposal. The red rock forming the 

 greater part of the exposures along the bank eastward toward 

 Cumberland City appears lithologically to belong to the Glen- 

 kirk horizon. Faulting appears to be very frequent, bringing 

 into contact all sorts of rocks, making stratigraphic work difficult. 

 However, even a hasty examination of the field is sufficient to 



