Where: Russell County, Kentucky (37.0° N, 85.0° W: paleocoordinates 20.6° S, 32.8° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Gnathodus texanus conodont zone, Fort Payne Chert Formation, Chadian to Chadian (345.3 - 342.8 Ma)
• JA: originally entered as late Osagean; 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; shelly/skeletal packstone
Primary reference: W. I. Ausich and D. L. Meyer. 1992. Crinoidea Flexibilia (Echinodermata) from the Fort Payne Formation (Lower Mississippian; Kentucky and Tennessee). Journal of Paleontology 66(5):825-838 [A. Miller/K. Layou/J. Alroy] more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 6204: authorized by Arnold Miller, entered by Karen Layou on 08.02.2000