The Arnheim Formation is a geologic formation in Ohio. It preserves fossils dating back to the Ordovician period.
See also
References
- ^ Schramm, Thomas J. (2011). Sequence Stratigraphy of the Late Ordovician (Katian), Maysvillian Stage of the Cincinnati Arch, Indiana, Kentucky, and Ohio, U.S.A (MS thesis). University of Cincinnati.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.