Fernvale_Limestone
Fernvale Limestone
Geologic formation in Alabama, Arkansas, Illinois, Missouri, Oklahoma and Tennessee
The Fernvale Limestone is a geologic formation in Alabama, Arkansas, Illinois, Missouri, Oklahoma, and Tennessee.[1] It preserves fossils dating back to the Ordovician period.
Quick Facts Type, Underlies ...
Fernvale Limestone | |
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Stratigraphic range: Ordovician | |
Type | Formation |
Underlies | Cason Shale |
Overlies | Kimmswick Limestone |
Thickness | 0 to 100+ feet in Arkansas[1] |
Lithology | |
Primary | Limestone |
Location | |
Region | Arkansas, Tennessee |
Country | United States |
Type section | |
Named by | Charles Willard Hayes and Edward Oscar Ulrich[2] |
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Brachiopods
- Lepidocyclus
Conodonts
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- McFarland, John David (2004) [1998]. "Stratigraphic summary of Arkansas" (PDF). Arkansas Geological Commission Information Circular. 36: 6โ7. Archived from the original (PDF) on 2016-12-21. Retrieved 2018-01-11.
- Hayes, C.W.; Ulrich, E.O. (1903). "Description of the Columbia quadrangle" (PDF). U.S. Geological Survey Geologic Atlas of the United States. 95: 2.
- Amsden, Thomas W. (1983). "The Late Ordovician brachiopod genera Lepidocyclus and Hiscobeccus" (PDF). Oklahoma Geological Survey Bulletin. 132: 36โ44, 52โ59 (plates). Retrieved 4 February 2018.
- Craig, William (1968). The stratigraphy and conodont paleontology of Ordovician and Silurian strata, Batesville district, Independence and Izard counties, Arkansas (PhD). The University of Texas.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.
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