Maryland Geological Survey 



509 



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Road S. 50° E. 11 = ?l I S"^! 



Concealed 7750 6« 2549.5 



Green shale and some sandstone. In a sandstone at top 

 occur Atrypa spinosa, Productella sp 7570 40 2483.5 



Road S. 25° E. Map altitude 1260 



Largely concealed. Fissile green shale 7460 61 2443.5 



Concealed. At top in a brown sandstone associated 

 with a conglomerate occur Spirifer disjunctiis, S. (Del- 

 thyris) mesacostalis abundant, :Schizoclus oherni, Modio- 

 morpha subanguJata var. Thickness of sandstone and con- 

 glomerate is not known 7230 21 2382.5 



Road S. 40° E. Map altitude 1200 



Largely concealed. A green sandstone about middle 

 probably 8 to 10 feet thick 7151 81 2361.5 



Road N. 55° E. Map altitude 1150 



Concealed, second sharp turn at ravine 6880 35 2279.5 



Road from northwest, green hackly shale at bottom, green 



shale at top 6770 45.5 2244.5 



Concealed 6630 23 2199 



Road N. 25° E. Map altitude 1150 



Green fissile shale, beds of flaggy sandstone with zones 



of red shale near top. Dip 20° E 6560 72 2176 



Mostly concealed, green fissile shale in places 6140 22 2104 



Shale and red sandstone, sandstone very red 6010 10 2082 



Road N. 55° E. 



Green shale breaking irregularly and sandstone. Dip 

 20° E 5950 30 2072 



Road N. 90° E. Altitude by barometer 1070. Map altitude 1060 



Fissile green shale, bands of brown sandstone. At top 

 occur Atrypa reticularis, Leptostrophia perplana var. altcr- 

 nata abundant, Productella lachrymosa var. marylandica 

 but larger than usual, abundant, P. lachrymosa, Pterinea che- 

 mungensis, Cypricardella crassa ?, Platyceras mary- 

 landicum, Manticoceras patersoni. Orthoceras consortale 

 common 5860 75 2042 



