Stratigraphic range: Sandbian-Katian (Trentonian-Shermanian) ~458–446 Ma
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Fossil from the Kimmswick Limestone (Missouri)
Type
Formation
Underlies
Cape Limestone, Maquoketa Group[1] or the Fernvale Limestone in Arkansas[2]
Overlies
Decorah Shale[1] or Plattin Limestone[2]
Lithology
Primary
Limestone
Other
Sandstone, dolomite[2]
Location
Coordinates
39°12′N90°48′W / 39.2°N 90.8°W / 39.2; -90.8
Approximate paleocoordinates
23°06′S66°00′W / 23.1°S 66.0°W / -23.1; -66.0
Region
Arkansas, Illinois, Missouri
Country
United States
Type section
Named for
Kimmswick, Jefferson County, Missouri[3]
Named by
Edward Oscar Ulrich
Year defined
1904[1]
Kimmswick Limestone (the United States)
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Kimmswick Limestone (Missouri)
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The Kimmswick Limestone is an Ordovician geologic formation in Arkansas, Illinois and Missouri. Fossils occurring in the Kimmswick include corals, bryozoans, brachiopods, conodonts,[4] trilobites, crinoids and mollusks.[2]
^ abcThompson, Thomas L., 2001, Lexicon of Stratigraphic Nomenclature in Missouri, Missouri Department of Natural Resources, Division of Geology and Land Survey, Report of Investigation Number 73, p 153
^ abcd"Arkansas Geologic Survey". Archived from the original on 2014-07-14. Retrieved 2014-08-11.
^Ulrich, E. (1904). "The quarrying industry of Missouri". Missouri Bureau of Geology and Mines. 2nd Series. 2: 111.
^Cite error: The named reference Craig was invoked but never defined (see the help page).
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