239. Hill just west of Turkey Creek on road from Humansville to Sacville, 1.9 m (Ordovician of the United States)

Where: Missouri (37.6° N, 93.6° W: paleocoordinates 22.6° S, 77.7° W)

• outcrop-level geographic resolution

When: Oepikodus communis conodont zone, Cotter Formation, Cassinian (478.6 - 468.1 Ma)

• Lower dolomitic beds

• group of beds-level stratigraphic resolution

Environment/lithology: dolomite

Size classes: macrofossils, mesofossils

Reposited in the USNM

Primary reference: J. Pojeta and B. Runnegar. 1976. The paleontology of rostroconch mollusks and the early history of the phylum Mollusca. United States Geological Survey Professional Paper 968:1-88 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 100293: authorized by Pete Wagner, entered by Pete Wagner on 07.12.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Rostroconchia
 Conocardiida - Eopteriidae
Eopteria richardsoni Billings 1865
pl. 25 f. 16-19