| Jackson Group | |
|---|---|
| Stratigraphic range: Paleogene | |
| Type | Group |
| Sub-units | White Bluff Formation, Redfield Formation |
| Overlies | Claiborne Group |
| Location | |
| Region | Arkansas, North Carolina |
| Country | United States |
| Type section | |
| Named by | Timothy Abbott Conrad [1] |
The Jackson Group is a geologic group in Arkansas and North Carolina. It preserves fossils dating back to the Paleogene to Neogene period. The area is where the type specimen of Basilosaurus , an ancient whale first thought to be a reptile, was found.