Maryland Geological Survey 473 



.£ i y o 





— c = 



Splintery olive-green shale breaking irregularly. A very 



small fold 1449 43 1261 



Largely concealed with hackley and splintery green 



shale 1404 57.5 1218 



Fissile green shale. Some bands green sandstone 1344 57.5 1161 



Brownish-red sandstone 1284 7 1103 



Fold. Omitted in measurement 1277 



Brownish-red sandstone 1267 9.5 1096 



Brown shale breaking irregularly 1257 19 1087 



Brown shale breaking irregularly, somewhat folded 1237 29 1068 



Fissile green shale and beds of flaggy brownish-green 

 sandstone. At 1195 horizontally (1029 vertically) occur 

 Productella speciosa, Spirifer mucronatus vsiT. posterns. .. . 1207 38.5 1039 



Green sandstone and shale. Omitted on account of fold- 

 ing. At 1115 horizontally (1038 vertically) occur Cyrtina 

 hamiltonensis, Liorhynchits globuJiforme abundant, Pro- 

 ductella speciosa abundant, Pugnax pugnus var. altus, 



Spirifer mucronntus var. posterns 1167 



Green flaggy sandstone and fissile green shale 1087 14.5 1001 



Green shale breaking irregularly. At 10G5 horizontally 

 (9S0 vertically) occur Productella speciosa, Pugnax pugnus 



var. altus, Spirifer mucronatus var. posterus 1072 38.5 987 



Hackly shale, omitted in calculation on account of fold- 

 ing 1032 



Hackly and fissile olive-green shale with beds of green 



sandstone. Dip 78° W 1012 38.5 948 



Brownish-green sandstone 972 7 910 



Brownish-green fissile shale 965 67.5 903 



Fold. Omitted in calculation 895 5 



Fissile green shale 885 5 835 



Fold. Omitted in calculation 880 



Green fissile shale with bands of green sandstone. 

 Some shale breaking irregularly. Slight overturn. Dip 

 100° W. at bottom, 90° W. of top 860 187 830 



BEDS CONTAINING NAPLES FAUNA 



Green fissile shale, some flaggy sandstone. Dip 77° W. 670 443 643 



Road N. 90° E. • 



Green fissile shale. Buchiola speciosa fauna. Dip 80° W 210 200 200 

 Romney-Jennings contact 



