40 POTTSVILLE FAUNA OF OHIO 



Feet Inches 



Clay and covered 5 6 



Shale, siliceous 5 



Coal smut, Flint Ridge 1 



Clay, flint, dark J .__ 14 



Clay, light, siliceous 2 4 



Sandstone, light, argillaceous 3 



Shale and covered. 4 



Ore, yellow, nodular 



Limestone, dark gray, ferruginous, very 



fossiliferous 



Limestone, dark gray, ferruginous, very 



fossiliferous I __ 



Shale 2 2 



Coal, Lower Mercer __ 3 



Clay, light, part siliceous. 2' 5 



The fossils listed below were collected from this locality: 



Crinoid segments 



Tabulipora ohioensis (Foerste) 



Orbiculoidea capuliformis (McChesney) 

 Derbya crassa (Meek and Hay den) 

 Chonetes choteauensis Mather 

 Productus cora d'Orbigny 

 Productus semireticulatus (Martin) 

 Productus semireticulatus (Martin) var. 

 Pustula nebraskensis (Owen) 

 Spiriferina kentuckyensis (Shumard) 

 Spirifer boonensis Swallow? 

 Composita subtilita (Hall) 

 Composita sp. 



Edmondia ? peroblonga Meek and Worthen? 



Edmondia sp. 



Leda prolongata n. sp. 



Leda bellistriata Stevens 



Parallelodon carbonarius (Cox) 



Aviculopinna americana Meek 



Myalina pernaformis Cox 



Schizodus amplus Meek and Worthen 



Schizodus curtus Meek and Worthen 



Schizodus wheeleri Swallow 



Schizodus affinis Herrick 



Aviculopecten coxanus Meek and Worthen 



Deltopecten scalaris (Herrick) 



Acanthopecten carboniferous (Stevens) 



Astartella concentrica (Conrad)? 



Euphemus carbonarius (Cox) 

 Pleurotomaria sp. 

 Schizostoma catilloides (Conrad) 

 Naticopsis altonensis (McChesney) 



