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SR-61 Roadcuts (Fort Payne Fm., Cumberland Co., KY) (Carboniferous to of the United States)

Where: Cumberland County, Kentucky (36.8° N, 85.4° W: paleocoordinates 20.6° S, 33.2° W)

• coordinate based on political unit

When: Gnathodus texanus conodont zone, Fort Payne Chert Formation, Chadian to Chadian (345.3 - 342.8 Ma)

• JA: late Osagean; the Fort Payne falls entirely within the Gnathodus texanus zone (Ausich and Meyer 1990), which in turn is Chadian to Arundian (Work and Mason 2004)

Environment/lithology: marine; carbonate

• "sheetlike carbonate deposits"

Primary reference: D. L. Meyer and W. I. Ausich. 1997. Morphologic variation within and among populations of the camerate crinoid Agaricocrinus (Lower Mississippian, Kentucky and Tennessee): Breaking the spell of the mushroom. Journal of Paleontology 71(5):896-917 [J. Alroy/M. Sommers/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60: authorized by John Alroy, entered by Mike Sommers on 20.11.1998

Creative Commons license: CC BY (attribution)