Cowan Lake Spillway, Bull Fork Fm. (Ordovician of the United States)
Where: Clinton County, Ohio (39.4° N, 83.9° W: paleocoordinates 25.8° S, 57.7° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Bull Fork Formation, Richmondian (449.6 - 445.5 Ma)
• "Richmondian"
Environment/lithology: marine; wackestone
• "3 cm thick wackestone bed. BA2? but uncertain"
Size class: macrofossils
Primary reference: R. C. Frey. 1987. The paleoecology of a Late Ordovician shale unit from southwest Ohio and southeastern Indiana. Journal of Paleontology 61:242-267 [M. Uhen/J. Ju/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 372: authorized by Jack Sepkoski, entered by Mike Sommers on 20.11.1998, edited by Pete Wagner and Torsten Liebrecht
Creative Commons license: CC BY (attribution)
Taxonomic list
• "Frey 1987b"
Show authors, comments, and common names
Crinoidea | |
| |
Edrioasteroidea | |
Isorophus austini1 Foerste 1914 | |
Bivalvia | |
| |
| |
"Caritodens demissa" = Pterinea demissa1
| |
| |
Gastropoda | |
"Bucania crassa" = Loxobucania crassa1
| |
Cephalopoda | |
| |
Cameroceras sp. Conrad 1842 | |
| |
Rhynchonellata | |
Hebertella sinuata1 Hall 1847 | |
Stenolaemata | |
| |
"Arthropora shafferi" = Graptodictya1
| |
Trilobita | |
| |
Ostracoda | |
|