Where: Nebraska (40.9° N, 96.1° W: paleocoordinates 2.6° S, 29.2° W)

• coordinate based on political unit

• hand sample-level geographic resolution

When: Kereford Formation, Pennsylvanian (323.2 - 298.9 Ma)

Environment/lithology: marine

Primary reference: R. L. Batten. 1984. The Calcitic Wall in the Paleozoic Families Euomphalidae and Platyceratidae (Archeogastropoda). Journal of Paleontology 58(5):1186-1192 [L. Ivany/P. Wall/P. Wagner]more details

Purpose of describing collection: taphonomic analysis

PaleoDB collection 75182: authorized by Linda Ivany, entered by Patrick Wall on 25.09.2007

Creative Commons license: CC BY (attribution)