Where: Clay County, Tennessee (36.6° N, 85.5° W: paleocoordinates 20.7° S, 33.4° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Gnathodus texanus conodont zone, Fort Payne Chert Formation, Chadian to Chadian (346.7 - 340.0 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: marineshelly/skeletal, green
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 6207: authorized by Arnold Miller, entered by Karen Layou on 08.02.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Crinoidea | |
Metichthyocrinus clarkensis Sea lily |