Maryland Geological Survey 



455 



CO OJ O o 



Jennings Formation "^"^ " ^ 



n o ° -2 S 



Chemung Sandstone Member o-i^bun s 



s .^ -^ 



Road N. 49= W. sllgl 2 



Concealed. Spirifer mesastrialis abundant at top 3284 130 



Road N. 25° W. 



Concealed 3084 130 



Parkhead Sandstone Member 

 Concealed. A massive brown conglomeratic sandstone at 



top 15 feet thick. Dip 37° E 2844 27 



House 2784 



Concealed 2784 102 



Concealed. A massive gray sandstone at top 12 feet thick 

 containing Camarotcechia congregata var. parkheadensis, 

 Tropidoleptus carinatus, Spirifer (Delthyris) mesacostalis . 2554 75.2 

 Fork of road 2384 



Road N. 63° W. 



Concealed in part, exposing some fissile olive-green shale. 

 N. 18° E. 40° E 2384 127.5 



Massive greenish-gray sandstone. In fragments found 

 on hillside north of road were found Camarotwchia con- 

 gregata var. parkheadensis, abundant, C. congregata var. 

 with deeper sinus, suggesting contracta, Spirifer (Delthy- 

 ris) mesacostalis, Cypricardella gregaria var., Cylconemina 

 multistriata. Thickness of sandstone approximate 2214 12 



*. o c 



2158 



2028 



1898 



1871 



17G9 



1G94 



1566 



Woodmont Shale Member 



BEDS CONTAINING ITHACA FAUNA 



Very red shale having a bed of green sandstone 18 inches 



thick at bottom 2194 



Fissile olive-green shale 2144 



Olive-green shale breaking irregularly 2079 



Fissile olive-green shale 2069 



Red shale 2019 



Concealed 1989 



Green sandstone 1974 



Fissile brown shale 1954 



Massive brown sandstone 1914 



Red shale 1909 



Red shale containing at top Productella speciosa abun- 

 dant, Schizophoria striatula, Spirifer mucronatus var. pos- 

 terns abundant 1889 



Fissile green shale 1869 



30 



1554 



39 



1524 



6 



1485 



30 



1479 



18 



1449 



9 



1431 



12 



1422 



24 



1410 



3 



1386 



12 



1383 



12 



1371 



43.6 



1359 



