trt 



*j o c 



c 





2 



1945 



8.3 



1943 



6.5 



1935 



17 



1928 



115.5 



1911 



448 The Upper Devoniak Deposits of Maryland 



CJ o °"^ 



Bluish arenaceous shale 3271 



Arenaceous shale 3266 



Green arenaceous shale breaking irregularly 3246 



Green shale and bands of flaggy sandstone 3231 



Concealed. A heavy sandstone in interval 3191 



Railroad crossing of Western Maryland Railroad 3011 



Concealed 3011 12.4 1794 



Coarse gray sandstone, containing Spirifer mesastrialis, 

 Tropidoleptus carinatus. PJatycera.t marylandicum, Cypri- 

 cardella gregaria, var. more elongate than usual, Schizodus 



trtgonalis ?, S. oherni. abundant 2991 



Red fissile shale 2976 



Green shale 2931 



Massive fine-grained red sandstone 2911 



Greenish-gray massive fine-grained sandstone 2907 



Argillaceous shale 2892 



Massive green sandstone 2890 



Smooth green shale 2886 



Massive green sandstone 2876 



Olive-green hackly and smooth shale 2871 



Olive-green shale breaking irregularly 2836 



Smooth olive-green shale. Dip 40" E 2796 



Brown sandstone carrying Camarotwchia congregata var. 

 parJcheadensis in profusion associated with C. eximia and 



Spirifer (Delthyris) mesascostalis 270G 1 1600 



Woodmont Shale Member 



BEDS CONTAIXING ITHACA FAUXA 



Green shale breaking irregularly 2704 



Massive red sandstone 2696 



Green shale and sandstone. Dip 30° E 2691 



Massive green sandstone 2677 



Rough green shale 2670 



Concretionary shaly green sandstone, small fault 2642 



Road N. 50° W. 



Massive fine-grained green sandstone 2619 



Fissile green shale 2591 



Fissile brown shale 2508 



Massive fine-grained brown sandstone. Dip 43° E 2458 



Hackly brown shale and sandstone 2443 



9.3 



1781 



29 



1772 



12.4 



1743 



2.5 



1731 



9.3 



1728 



1.2 



1719 



2.5 



1718 



6.2 



1715 



3.1 



1709 



25.4 



1706 



22.5 



1680 



58 



1658 



5.4 



1599 



2.5 



1595 



7 



1592 



4.5 



1585 



7.8 



1581 



5 



1563 



17.8 



1548 



54 



1530 



33.8 



1476 



10 



1443 



7.5 



1433 



