Eutaw Formation
The Eutaw Formation is a geological formation in North America, within the U.S. states of Alabama, Georgia, and Mississippi. The strata date from the late Coniacian to the early Santonian stage of the Late Cretaceous. It consists of the upper Tombigbee Sand Member and an unnamed lower member. Dinosaur, mosasaur, and pterosaur remains have been recovered from the Eutaw Formation.
| Eutaw Formation | |
|---|---|
| Stratigraphic range: Upper Cretaceous | |
| Type | Geological formation |
| Sub-units | Tombigbee Sand Member, Ingersoll Shale |
| Underlies | Austin Group and Mooreville Chalk Formation |
| Overlies | Tuscaloosa Group |
| Thickness | 40 m (130 ft) to 120 m (390 ft) |
| Lithology | |
| Primary | Glauconitic sandstone |
| Location | |
| Region | Alabama, Georgia, Mississippi |
| Country | United States |
| Type section | |
| Named for | Eutaw, Alabama |
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