66 POTTSVILLE FAUNA OF OHIO 



Entolium aviculatus (Swallow) 

 Lima retifera Shumard 

 Allerisma terminale Hall 

 Pleurophorus immaturus Herrick 

 Astartella compacta Girty 

 Astartella concentrica (Conrad) 

 Astartella newberryi Meek 

 Cypricardinia ? carbonaria Meek 



Pharkidonotus percarinatus (Conrad) 



Pharkidonotus percarinatus var. tricarinatus (Shumard) 



Bucanopsis meekiana (Swallow) 



Patellostium montfortianum (Norwood and Pratten) 



In the vicinity of Frazeysburg, Cass Township, the Lower Mercer 

 member outcrops in many places. A particularly good locality for 

 collecting occurs in the southeastern part of the township about three 

 miles southeast of Frazeysburg in the road bed on land of J. F. Shaw. 

 The deposit here is flinty in character with impure, shaly, extremely 

 fossiliferous limestone overlying the flinty phase, The geologic sec- 

 tion measured at this place follows (Locality 43) i 1 



Feet Inches 



Limestone, shaly, very fossiliferous- \ Lower Mercer... f 4 6 



Limestone, flinty, very fossiliferous I \ 6 6 



Coal, Middle Mercer __ 8 



Shale and covered 13 4 



Limestone, dark gray, Boggs 1 10 



A large number of species were collected and were identified as 

 follows: 



Lophophyllum profundum (Milne-Edwards and Haime) 

 Crinoid segments 



Chainodictyon laxum Foerste 

 Fenestella limbata Foerste 

 Polypora fastuosa Foerste 

 Pinnatopora whitii Foerste 

 Septopora biserialis (Swallow) 

 Septopora biserialis var. gracilis (Meek) 

 Rhombopora lepidodendroidea Meek 

 Rhombopora multipora Foerste 

 Cystodictya carbonaria (Meek) 

 Prismopora sereata (Meek) 



Glossina waverlyensis (Herrick) 

 Orbiculoidea meekana (Whitfield) 

 Crania modesta White and St. John 

 Rhipidomella pecosi (Marcou) 

 Derbya crassa (Meek and Hayden) 



J Stout, W., Geol. Surv. Ohio, Fourth Ser., Bull. 21, p. 88, 1918. 



