450 



The Upper Devon iax Deposits of Maryland 



Green shale breaking irregularly and bands of sandstone. 

 Shales covered with a yellowish-brown rust. N. 63° E. 48° 

 E. In a band of sandstone at top are found Meristclla 

 humilis, Productclla speciosa abundant, Pugnax pugnus 

 var. altus, Spirifer mucronatus var. postcrus small, Lepto- 

 strophia interstrialis, Tentaculites spiculus, Liopteria 

 auriculata. This exposure is seen on National Road 45 feet 

 east of point where road turns from north to east 1595 28 



Railroad crossing 1565 



Section continued on National Road 



Concealed. Thickness unknown 15G5 



Road leading to northeast. Railroad station at Millstone 945 



Concealed 945 



Green and brown shale and bands of sandstone N. 37° E. 



48° E 915 22 



Concealed 885 



Green shale and green gnarly sandstone 860 31 



BEDS CONTAINING NAPLES FAUNA. UPPER LIMIT APPP.OXIMATE 



Fissile green shale and flaggy sandstone. N. 43° E. 



52° E 820 82 



Brown and green fissile shale 815 26 



Fissile brown shale 780 26 



Fissile green shale and flaggy green sandstone. N. 42° E. 



50° E 745 30 



Concealed 705 



Ravine 665 



Concealed 665 



Fissile brown shale and bands of brown sandstone 625 15 



Fissile green shale and green sandstone 605 23 



Green and brown shale and green sandstone N. 50° E. 



50° E 575 23 



Green and brown shale and green sandstone N. 65° E. 



25° E 545 29 



Green and light-brown hackly shale and bands of green 



sandstone 475 72 



Concealed. Opposite Millstone Hotel 395 



Fissile green shale and bands of green sandstone N. 30° 



E. 65° E 340 135 



Green shale breaking irregularly. Dip 45° E 190 63 



<"c.3 



795 

 767 



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