title: List of fossiliferous stratigraphic units in Alabama
text: # List of fossiliferous stratigraphic units in Alabama
  
  This article contains a list of fossil-bearing stratigraphic units in the state of Alabama, U.S.
  
  ## Sites
  
  | Group or Formation | Period |
  | - | - |
  | Bangor Formation | Carboniferous |
  | Bangor Limestone | Carboniferous |
  | Bashi Formation | Paleogene |
  | Blufftown Formation | Cretaceous |
  | Bucatunna Formation | Paleogene |
  | Byram Formation | |
  | Chattanooga Shale | Devonian |
  | Chickamauga Formation | Ordovician |
  | Chickasaw Group/Nanafalia Formation | Paleogene |
  | Citronelle Formation | |
  | Claiborne Group/Claiborne Sand | Paleogene |
  | Claiborne Group/Gosport Sand | Paleogene |
  | Claiborne Group/Lisbon Formation | |
  | Claiborne Group/Tallahatta Formation | |
  | Clayton Formation | |
  | Conesauga Formation | Cambrian |
  | Cook Mountain Formation | Paleogene |
  | Copper Ridge Dolomite | Cambrian |
  | Crystal River Limestone | Paleogene |
  | Demopolis Formation | Cretaceous |
  | Eutaw Formation | |
  | Floyd Shale | Carboniferous |
  | Fort Payne Chert | Carboniferous |
  | Gosport Sand | Paleogene |
  | Hartselle Sandstone | Carboniferous |
  | Hatchetigbee Formation | |
  | Hatchetigbee Bluff Formation | |
  | Jackson Group/Moodys Branch Formation | Paleogene |
  | Jackson Group/Ocala | Paleogene |
  | Jackson Group/Yazoo Clay | |
  | Knox Group | Cambrian |
  | Leipers Limestone | Ordovician |
  | Lisbon Formation | |
  | Little Oak Formation | Ordovician |
  | Longview Formation | Ordovician |
  | Marianna Limestone | Paleogene |
  | Mary Lee Formation | Carboniferous |
  | Midway Group/Clayton Formation | |
  | Midway Group/Fort Gaines Formation | Paleogene |
  | Midway Group/Naheola Formation | |
  | Midway Group/Nanafalia Formation | |
  | Midway Group/Porters Creek Formation | |
  | Midway Group/Sucarnochee Clay | Paleogene |
  | Monteagle Limestone | Carboniferous |
  | Moodys Branch Formation | Paleogene |
  | Mooreville Chalk | |
  | Naheola Formation | |
  | Nanafalia Formation | |
  | Nawala Formation | Ordovician |
  | Newala Formation | Ordovician |
  | Ocala Formation | Paleogene |
  | Odenville Formation | Ordovician |
  | Pachuta Marl | Paleogene |
  | Parkwood Formation | Carboniferous |
  | Pennington Formation | Carboniferous |
  | Porters Creek Formation | |
  | Pottsville Formation | |
  | Prairie Bluff Chalk | Cretaceous |
  | Pratt Formation | Carboniferous |
  | Providence Sand | Cretaceous |
  | Red Bluff Clay | Paleogene |
  | Red Mountain Formation | Silurian |
  | Ripley Formation | |
  | Rome Formation | Cambrian |
  | Salt Mountain Limestone | Paleogene |
  | Selma Group/Demopolis Chalk | Cretaceous |
  | Selma Group/Mooreville Chalk | |
  | Selma Group/Prairie Bluff Formation | Cretaceous |
  | Selma Group/Ripley Formation | Cretaceous |
  | Sequatchie Formation | Ordovician |
  | Tallahatta Formation | Paleogene |
  | Tuscahoma Sand | |
  | Tuscaloosa Formation | Cretaceous |
  | Vicksburg Group/Red Bluff Formation | Paleogene |
  | Waldron Shale | Silurian |
  | Wilcox Group/Hatchetigbee Bluff | |
  | Wilcox Group/Nanafalia Formation | |
  | Wilcox Group/Tuscahoma Formation | |
  | Yazoo Clay | |
  