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

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)