Viola Formation
The Viola Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Ordovician period.
| Viola Formation | |
|---|---|
| Stratigraphic range: Ordovician | |
_(17391415055).jpg.webp) Fossils from the Viola Formation | |
| Type | Formation |
| Location | |
| Region | Oklahoma |
| Country | United States |
| Type section | |
| Named for | Viola, Johnston County, Oklahoma |
| Named by | Joseph A. Taff, 1902[1] |
References
- Taff, Joseph A. (1902). "Atoka Folio, Indian Territory" (PDF). U. S. Geological Survey Geologic Atlas of the United States. 79: 3. Retrieved 6 August 2018.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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