Pkosser — Hamilton and Chemung Series. 



175 



XX O 1 . About three and one-fourth miles south of New Berlin is the 

 small hamlet of New Berlin Center. To the west of the Unadilla is a steep 

 hill which rises between 400 and 500 feet above the river level. This hill 

 was studied north of New Berlin Center and opposite the schoolhouse of 

 District No. 4. 



SECTION OF XX C, NORTH OF NEW BERLIN CENTER. 



344' 



214' 



52' 



15' 



0' 



Brow of hill. 



130' 



37' 



15' 



Thin sandstones and arenaceous shales. Ithaca. 

 C\ 



162' Sherburne. 



C 1 . Fine blue shales. 

 Covered. 

 Railroad level. 

 Covered. 

 River level. 



As the above section shows, the valley and lower part of the hill do n< »1 

 exhibit outcrops of rocks, but at C 1 , fifty-two feet above the river, is a small 

 exposure of thin blue shales which clearly belong in the Sherburne formation. 

 Its base is probably below the bed of the river at this locality and the for- 

 mation continues for about 214 feet up the hillside. 



XX C n . At 214 feet above the river level the rocks are coarser and con- 

 sist of thin sandstones with arenaceous shales, the 1< >wer part containing but 

 few fossils, which increase in abundance in the higher layers. These shales 

 and sandstones are in the Ithaca formation, 130 feet of which occur before the 

 brow of the steep part of the hill is reached. The fauna is as follows: 



