Earth:Arnheim Formation
From HandWiki
| Arnheim Formation Stratigraphic range: Katian[1] | |
|---|---|
| File:Rafinesquina ponderosa (fossil brachiopod) (Arnheim Formation, Upper Ordovician; Roaring Run, Warren County, Ohio, USA) 1 (43669198710).jpg Fossil brachiopod from the Arnheim Formation in Ohio | |
| Type | Formation |
| Underlies | Waynesville Formation |
| Overlies | Grant Lake Formation |
| Lithology | |
| Primary | limestone |
| Other | shale |
| Location | |
| Region | Ohio |
| Country | United States |
The Arnheim Formation is a geologic formation in Ohio. It preserves fossils dating back to the Ordovician period.
See also
- List of fossiliferous stratigraphic units in Ohio
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". https://www.fossilworks.org.
Template:Chronostratigraphy of Ohio
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_(Arnheim_Formation,_Upper_Ordovician;_Roaring_Run,_Warren_County,_Ohio,_USA)_1_(43669198710).jpg){kind=link}