L. FE. Hicks— Waverly Group in Central Ohio. 221 
The Conglomerate. 
1. Cuyahoga Shale, 150 to 250 feet thick, 
2. Berea Grit, 60 4 
3. Bedford Shale, i 5 eae oe Group. 
4, Cleveland Shale, 21 to 60 ie 
Erie Shale (Chemung), 
The Cleveland Shale has been assumed by the Ohio geologists 
to be equivalent to the Waverly Black Slate, which is un- 
doubtedly the same as that at Sunbury (Newberry, Ohio Reports, 
vol. ii, p. 98. Orton, ibid., p. 624). At the time I discovered 
the outcrop at Sunbury I supposed there was no doubt of the 
correctness of this assumption. Now, however, Dr. Newberry 
asserts positively that there is no evidence that they are identi- 
cal. Until further explorations are made north of Delaware 
County, we shall therefore have. to be content with hypotheti- 
cal statements respecting the relation of Waverly beds in cen- 
* 
Position half way between, as is often done with the Oriskany 
