Half a mile above the mouth of Silver creek, east of Dunlapsville (Ordovician of the United States)

Where: Indiana (39.6° N, 85.0° W: paleocoordinates 25.2° S, 58.2° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Aphelognathus grandis conodont zone, Clarksville Member (Waynesville Formation), Richmondian (449.6 - 445.5 Ma)

• C5 sequence

• member-level stratigraphic resolution

Environment/lithology: offshore ramp; lithified, shelly/skeletal, gray packstone and lithified, gray mudstone

Size class: macrofossils

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

Primary reference: A. F. Foerste. 1910. Preliminary notes on Cincinnatian and Lexington fossils of Ohio, Indiana, Kentucky, and Tennessee. Bulletin of the Scientific Laboratories of Denison University 16(1):17-100 [P. Wagner/P. Wagner]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 192310: authorized by Pete Wagner, entered by Pete Wagner on 21.03.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Calymenidae
Calymene retrorsa n. sp. Foerste 1910 trilobite