Ingersoll Shale | |
---|---|
Stratigraphic range: Santonian ~ | |
Type | Informal unit |
Unit of | Eutaw Formation |
Thickness | 90 cm (35 in) |
Lithology | |
Primary | Claystone |
Other | Sandstone |
Location | |
Coordinates | 32°30′N 85°00′W / 32.5°N 85.0°W |
Approximate paleocoordinates | 32°24′N 54°12′W / 32.4°N 54.2°W |
Region | Russell County, Alabama |
Country | United States |
Extent | <30 m (98 ft) |
The Ingersoll Shale is a Late Cretaceous (Santonian) informal geological unit in eastern Alabama. Fourteen theropod feathers assigned to birds and possibly dromaeosaurids have been recovered from the unit.[1][2]