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Fernvale Limestone

From Wikipedia, the free encyclopedia
Fernvale Limestone
Stratigraphic range: Ordovician
TypeFormation
UnderliesCason Shale
OverliesKimmswick Limestone
Thickness0 to 100+ feet in Arkansas[1]
Lithology
PrimaryLimestone
Location
RegionArkansas, Tennessee
CountryUnited States
Type section
Named byCharles Willard Hayes and Edward Oscar Ulrich[2]

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.

Paleontology

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L. cooperi[3]
L. oblongus[3]

See also

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References

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  1. ^ a b McFarland, John David (2004) [1998]. "Stratigraphic summary of Arkansas" (PDF). Arkansas Geological Commission Information Circular. 36: 6–7. Archived from the original (PDF) on 2016-12-21. Retrieved 2018-01-11.
  2. ^ 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.
  3. ^ a b Amsden, Thomas W. (1983). "The Late Ordovician brachiopod genera Lepidocyclus and Hiscobeccus" (PDF). Oklahoma Geological Survey Bulletin. 132: 36–44, 52–59 (plates). Retrieved 4 February 2018.
  4. ^ a b c d e f g h i j k l m n o p q r s t u v w x y z aa ab ac ad ae af ag ah ai aj ak al am an ao ap aq ar as at au 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.