214 The American Geologist. October, 1902. 
^Nautilus occidentalis Szcallozi^. 
Nautilus. Undetermined species. 
Productus. Undetermined species. Very small, concentrically 
wrinkled. 
*Athyris subtilita Hall. \'er}' abundant and presenting all the 
usual varieties. 
'^Spirifer (Martinia) planoconvexus Shiiuiard. 
*Spirifer cameratus Morton. 
Aviculopecten. Undetermined species- Probably A. occidentalis 
Shiimard. 
List of Fossils in Roof Shales of Upper Frccport Coal, Near Mor- 
gantozi'it, Monogalia County, JVest Virginia. 
*Crinoidal columns. 
Erisocrinus. Undetermined species. 
*Aviculopecten carbonarius Stevenson sp. — Pecten broadheadi 
Szcallozv, and Pecten hawni Geinitc. 
Allorisma. Undetermined species. 
*Nucula ventricosa Hall. 
'i'Nucula anodontoides Meek. 
*Nuculana. bellistriata Stevenson sp. — A very small attenuated vari- 
ety. Common in so-called upper Dyas, Nebraska City, Nebraska. 
tYoldia carbonaria Meek. 
tYolda stevensoni Meek. 
• *Schizodus. Undetermined species. 
*Edmondia aspenwalensis Meek. 
Astartella- Undetermined species. 
]\Iacrocheilus primigenius Conrad. 
*Macrocheilus A-entricosus Hall. 
Macrocheilus. Undetermined species. 
Polyphemopsis peracutus Meek and IVorthen. 
*Euomphalus rugosus Hall. 
*Bcllerophon montfortianus Norzvood and Pratten. 
*Bellerophon percarinatus Conrad. 
*Bel]erophon carbonarius Cox. 
Bellerophon meekiana Szvallow- 
*Pleurotomaria grayvilliensis Norwood and Pratten. 
*Orthoceras cribrosum Geinitz. 
^Nautilus occidentalis Szuallozv. 
*Phillipsia sangamonensis Meek and IVorthen. 
*Productus nebrascensis Ozven. 
'^Productus prattenanus Norzvood. 
*Athyris subtilita Hall. Very abundant and presenting all the us- 
ual varieties. 
Productus. Species undetermined. Very small, concentrically 
wrinkled. 
*Spirifer (Martinia) planoconvexus Sliuinard. 
*Spirifer comeratus Morton- 
Aviculopecten. Undetermined species. Probably A. occidentalis.. 
Shiimard. 
"^'Hemipronites crassus Meek and Hayden. 
