List of fossiliferous stratigraphic units in Alabama
Alabama has many fossil-bearing rock layers. This short list covers the main stratigraphic units in the state where fossils have been found. The units span different ages and environments, from ancient seas to land environments. Each entry includes the unit’s name, its approximate geological age, and the typical fossils found there. The page shows where fossils occur in Alabama and what kinds of fossils researchers have discovered in each unit.
This page was last edited on 3 February 2026, at 17:45 (CET).