 | This article needs additional citations for verification. (June 2014) |
| Claiborne Formation | |
|---|---|
| Stratigraphic range: Paleogene | |
_(49034345168).jpg) Cladrastis-like sp. (Claiborne Formation, Eocene; w. Tennessee) | |
| Type | Formation |
| Location | |
| Region | Arkansas, Illinois, Kentucky, and Texas |
| Country | United States |
| Type section | |
| Named by | Timothy Abbott Conrad[1] |
The Claiborne Formation or Claiborne Group is a geologic formation in Arkansas, Illinois, Kentucky, and Texas. It preserves fossils dating back to the Paleogene period .
- ^ Conrad, T.A. (1847). "Observations on the Eocene formation, and descriptions of one hundred and five new fossils of that period, from the vicinity of Vicksburg, Mississippi, with an Appendix". Proceedings of the Academy of Natural Sciences of Philadelphia. 3: 280–282.