Kimmswick Limestone
The Kimmswick Limestone is an Ordovician geologic formation in Arkansas, Illinois and Missouri. Fossils occurring in the Kimmswick include corals, bryozoans, brachiopods, conodonts, trilobites, crinoids and mollusks.
| Kimmswick Limestone | |
|---|---|
| Stratigraphic range: Sandbian-Katian (Trentonian-Shermanian) ~ | |
Fossil from the Kimmswick Limestone (Missouri) | |
| Type | Formation |
| Underlies | Cape Limestone, Maquoketa Group or the Fernvale Limestone in Arkansas |
| Overlies | Decorah Shale or Plattin Limestone |
| Lithology | |
| Primary | Limestone |
| Other | Sandstone, dolomite |
| Location | |
| Coordinates | 39.2°N 90.8°W |
| Approximate paleocoordinates | 23.1°S 66.0°W |
| Region | Arkansas, Illinois, Missouri |
| Country | United States |
| Type section | |
| Named for | Kimmswick, Jefferson County, Missouri |
| Named by | Edward Oscar Ulrich |
| Year defined | 1904 |
Kimmswick Limestone (the United States) Kimmswick Limestone (Missouri) | |
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