Citronelle Formation
Geologic formation in the southern United States
Citronelle Formation | |
---|---|
Stratigraphic range: Early Pliocene (late Hemphillian) ~5.3–4.9 Ma PreꞒ Ꞓ 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 | ![]() ![]() Citronelle Formation (the United States) Show map of the United States![]() ![]() Citronelle Formation (Alabama) Show map of Alabama |
![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Citronelle_Formation_geologic_map.png/550px-Citronelle_Formation_geologic_map.png)
The Citronelle Formation is a Hemphillian geologic formation in Georgia, Alabama, Florida, Mississippi and Louisiana.
Fossil content
It preserves fossils of:[1]
- 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
References
- ^ Citronelle Formation at Fossilworks.org
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