Earth:Citronelle Formation

Short description: Geologic formation in the southern United States

Citronelle Formation Stratigraphic range: Early Pliocene (late Hemphillian) ~5.3–4.9 Ma PreЄ Є O S D C P T J K Pg N ↓
Outcrops of the Citronelle Formation in Georgia, in front of and below the train engine
Type	Formation
Lithology
Primary	Claystone, sandstone
Other	Marl
Location
Coordinates
Paleocoordinates	[ ⚑ ] 31.0°N 86.4°W / 31.0; -86.4
Region	Alabama, Louisiana, Florida, Mississippi
Country	United States
Citronelle Formation (the United States) Citronelle Formation (Alabama)

Pliocene Citronelle Formation geologic map

The Citronelle Formation is a Hemphillian geologic formation in Georgia, Alabama, Florida, Mississippi and Louisiana.

Fossil content

It preserves fossils of:

• Nannippus cf. lenticularis
• Neohipparion eurystyle
• Pomatodelphis inaequalis
• Synthetoceras cf. tricornatus
• Anomia taylorensis
• Cassidulus gouldii
• Chlamys chickaria
• Chlamys gainstownensis
• Chlamys glendonensis
• Chlamys mcquirti
• Kuphus incrassatus
• Pecten howei
• Caretta sp.
• Teleoceras sp.
• Trionyx sp.
• Camelidae indet.
• Cervidae indet.
• Scombroidei indet.

See also

• List of fossiliferous stratigraphic units in Alabama
• List of fossiliferous stratigraphic units in Louisiana
• Paleontology in Alabama
• Paleontology in Louisiana
• Alachua Formation
• Chagres Formation
• Goliad Formation
• Rattlesnake Formation

Further reading

• E. M. Manning and B. J. MacFadden. 1989. Pliocene three-toed horses from Louisiana, with comments on the Citronelle Formation. Tulane Studies in Geology and Paleontology 22(2):35-46
• W. C. Isphording and G. M. Lamb. 1971. Age and origin of the Citronelle Formation in Alabama. Geological Society America Bulletin 82:775-780
• L. N. Glawe. 1966. Geologic section exposed in Lone Star Cement Company quarry at St. Stephens Bluff on Tombigbee River, 2 2 miles northeast of the present town of St Stephens, Ala. Facies Changes in the Alabama Tertiary 95-98