Eversole Run, 2 miles north of Delaware County south boundary (Devonian of the United States)

Where: Union County, Ohio (40.2° N, 83.2° W: paleocoordinates 40.1° S, 31.0° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Polygnathus costatus costatus conodont zone, Marblehead Member (Columbus Limestone Formation), Eifelian (393.3 - 387.7 Ma)

• Zone B

• group of beds-level stratigraphic resolution

Environment/lithology: massive, brown limestone and nodular chert

• Massive brown limestone, unevenly bedded and showing numerous oblique joins. Fossils rare except n the cherty nodules

Size class: macrofossils

Primary reference: C. R. Stauffer. 1909. The Middle Devonian of Ohio 1-204 [P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 130151: authorized by Pete Wagner, entered by Pete Wagner on 05.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• Gastropods and rostroconchs only; other groups need taxonomic data first.
Rostroconchia
 Conocardiida - Hippocardiidae
"Conocardium cuneus" = Hoareicardia cunea
"Conocardium cuneus" = Hoareicardia cunea Conrad 1840