Where: Tennessee (36.3° N, 86.7° W: paleocoordinates 26.9° S, 61.7° W)

• small collection-level geographic resolution

When: Arnheim Formation, Richmondian (449.6 - 445.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: deep subtidal ramp; burrowed, hardground packstone and shale

Primary reference: M. E. Patzkowsky and S. M. Holland. 1999. Biofacies Replacement in a Sequence Stratigraphic Framework: Middle and Upper Ordovician of the Nashville Dome, Tennessee, USA. Palaios 14(4):301-317 [M. Patzkowsky/K. Layou/A. Clement]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 1969: authorized by Mark Patzkowsky, entered by Karen Layou on 15.06.1999

Creative Commons license: CC BY (attribution)