Where: Jefferson County, Pennsylvania (41.0° N, 79.0° W: paleocoordinates 6.8° S, 16.1° W)
• coordinate stated in text
• hand sample-level geographic resolution
When: Brush Creek Shale Member (Glenshaw Formation), Missourian (306.0 - 303.7 Ma)
• JA: originally entered as Pennsylvanian, but the Brush Creek Shale is generally recognized as Missourian
• member-level stratigraphic resolution
Environment/lithology: lagoonal or restricted shallow subtidal; lithified shale
Size class: macrofossils
Preservation: mold/impression
Reposited in the CM
Primary reference: J. A. Harper and R. W. Morris. 1978. An new encrinasterid ophiuroid from the Conemaugh Group (Pennsylvanian) of Western Pennsylvania, and revision of the Encrinasteridae. Journal of Paleontology 52(1):155-163 [L. Villier/L. Villier/L. Villier]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 83720: authorized by Loic Villier, entered by Loic Villier on 27.08.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Neuropteris sp. Brongniart 1828 | |
Scaphopoda | |
Plagioglypta sp. Pilsbry 1898 tusk shell | |
Bivalvia | |
Astartella sp. Hall 1858 clam | |
Dunbarella striata Stevens 1858 scallop | |
Nuculopsis sp. Girty 1912 nut clam | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily | |
Ophiuroidea | |
Armathyraster paradoxis Harper and Morris 1978 brittle star |