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Red Bluff Clay, USA

FormationRed Bluff Clay
Age:33.9 - 28.1 Ma
Oligocene
IntervalEarly Oligocene
Lithologylimestone, claystone
Number of Collections6
Number of Occurrences11

Recorded Sample Locations

LocationRegionStratigraphic Name
MelvinChoctaw County, Alabama, USARed Bluff Clay
Alabama Hwy 29Choctaw County, Alabama, USARed Bluff Clay
TU 226 - Hiwannee [Red Bluff Clay]Wayne County, Mississippi, USARed Bluff Clay
USGS Loc. 2957 - Whatley [Red Bluff Clay]Clarke County, Alabama, USARed Bluff Clay
USGS Loc. 10026 - Drewry [Red Bluff Clay]Monroe County, Alabama, USARed Bluff Clay
M 650Washington County, Alabama, USARed Bluff Clay

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Chickasawhay Limestone28.4 - 23.0 Ma
Cenozoic
limestone, claystone11
Claiborne - Gosport Sand41.3 - 38.0 Ma
Eocene
sandstone/"shale", sandstone1319
Jackson - Moodys Branch37.2 - 33.9 Ma
Paleogene
sandstone, siltstone, marl, "shale", "limestone", claystone, "siliciclastic", marl/sandstone1399
Jackson - Yazoo - Pachuta38.0 - 33.9 Ma
Paleogene
mixed carbonate-siliciclastic, marl, claystone62
Jackson - Yazoo - Shubuta clay38.0 - 33.9 Ma
Paleogene
3
Vicksburg - Glendon33.9 - 23.0 Ma
Cenozoic
limestone10
Vicksburg - Red Bluff33.9 - 23.0 Ma
Cenozoic
claystone/siltstone285

Recorded Fossils

Accepted NameHierarchyAge
Cyclaster drewryensis
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Micrasteridae : Cyclaster : Cyclaster drewryensis33.9 - 28.1 Ma
Oligocene
Eupatagus (Brissopatagus) alabamensis
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Brissidae : Brissopatagus : Eupatagus (Brissopatagus) alabamensis33.9 - 28.1 Ma
Oligocene
Eupatagus ocalanus
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Eupatagidae : Eupatagus : Eupatagus ocalanus33.9 - 28.1 Ma
Oligocene
Paraster armiger
species
7Animalia : Echinodermata : Echinoidea : Spatangoida : Schizasteridae : Schizaster : Paraster armiger33.9 - 28.1 Ma
Oligocene
Ostrea sp.
genus
6Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Ostrea33.9 - 28.4 Ma
Oligocene
Pecten sp.
genus
6Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Pecten33.9 - 28.4 Ma
Oligocene
Dermomurex (Takia) cookei
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : Dermomurex : Dermomurex (Takia) cookei33.9 - 28.4 Ma
Oligocene
Typhis (Typhina) mississippiensis
species
7Animalia : Mollusca : Gastropoda : Neogastropoda : Muricidae : Typhina : Typhis (Typhina) mississippiensis33.9 - 28.4 Ma
Oligocene

References

Cooke C. W. (1942) Cenozoic irregular echinoids of the Eastern United States, Journal of Paleontology 16, 1-62
Toulmin L.D., La Moreaux P.E., et al (1951) Geology and ground-water resources of Choctaw County, Alabama, Geological Survey of Alabama Special Report 21
Cooke C. W. (1959) Cenozoic echinoids of eastern United States, United States Geological Survey Professional Papers 321, 1-106
Gertman R. L. (1969) Cenozoic Typhinae (Mollusca: Gastropoda) of the Western Atlantic region, Tulane Studies in Geology and Paleontology 7 4, 143-192
Vokes E. H. (1975) Cenozoic Muricidae of the Western Atlantic region. Part VI - Aspella and Dermomurex, Tulane Studies in Geology and Paleontology 11 3, 121-162
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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