Where: Warren County, Ohio (39.3° N, 84.1° W: paleocoordinates 25.5° S, 58.2° W)

• coordinate based on unpublished field data

• small collection-level geographic resolution

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

• C4 sequence

• bed-level stratigraphic resolution

Environment/lithology: open shallow subtidal; lithified, bioturbated, phosphatic, shelly/skeletal, gray packstone and lithified, gray mudstone

Preservation: mold/impression, original calcite, replaced with calcite

Primary reference: S. M. Holland and M.E. Patzkowsky. 2007. Gradient ecology of a biotic invasion: biofacies of the type Cincinnatian Series (Upper Ordovician), Cincinnati, Ohio region, USA. Palaios 22:408-423 [S. Holland/S. Holland]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 73038: authorized by Steven Holland, entered by Steven Holland on 04.06.2007

Creative Commons license: CC BY (attribution)