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Keokuk Limestone, USA
Formation | Keokuk Limestone |
---|---|
Age: | 345 - 331 Ma Carboniferous |
Interval | Chadian - Arundian |
Lithology | limestone |
Number of Collections | 11 |
Number of Occurrences | 18 |
Recorded Sample Locations
Location | Region | Stratigraphic Name |
---|---|---|
Gray's Quarry | Hancock County, Illinois, USA | Keokuk Limestone |
David's Chamber | Hancock County, Illinois, USA | Keokuk Limestone |
Iowa Gateway Terminal | Lee County, Iowa, USA | Keokuk Limestone |
Highways 61 and V intersection | Marion County, Missouri, USA | Keokuk Limestone |
Booneville East | Cooper County, Missouri, USA | Keokuk Limestone |
Troy | Lincoln County, Missouri, USA | Keokuk Limestone |
I-55 section | Ste. Genevieve County, Missouri, USA | Keokuk Limestone |
Upper Burlington Limestone | Adams County, Illinois, USA | Keokuk Limestone |
Keokuk Limestone | Lee County, Iowa, USA | Keokuk Limestone |
Associated Units
Stratigraphic Name | Age | Lithology | Occurrence Records |
---|---|---|---|
Burlington Limestone | 354 - 343 Ma Carboniferous | dolomite, "limestone", "limestone"/chert, chert | 49 |
Warsaw | 345 - 336 Ma Carboniferous | limestone | 9 |
Recorded Fossils
Accepted Name | Hierarchy | Age |
---|---|---|
Emphereaster missouriensis species | Animalia : Echinodermata : Asteroidea : Valvatida : Neopalaeasteridae : Emphereaster : Emphereaster missouriensis | 345.3 - 342.8 Ma Carboniferous |
Actinocrinites sp. genus | Animalia : Echinodermata : Crinoidea : Actinocrinitidae : Actinocrinites | 353.8 - 342.8 Ma Carboniferous |
Dorycrinus sp. genus | Animalia : Echinodermata : Crinoidea : Coelocrinidae : Dorycrinus | 345.3 - 342.8 Ma Carboniferous |
Macrocrinus sp. genus | Animalia : Echinodermata : Crinoidea : Batocrinidae : Macrocrinus | 345.3 - 342.8 Ma Carboniferous |
Paradichocrinus sp. genus | Animalia : Echinodermata : Crinoidea : Dichocrinidae : Paradichocrinus | 345.3 - 342.8 Ma Carboniferous |
Platyceras equilatera species | Animalia : Mollusca : Gastropoda : Platyceratidae : Palaeocapulus : Platyceras equilatera | 346.7 - 330.9 Ma Carboniferous |
References
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!