| Kimmswick Limestone | |
|---|---|
| Stratigraphic range: Sandbian-Katian (Trentonian-Shermanian) ~458–446 Ma PreꞒ Ꞓ O S D C P T J K Pg N | |
 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°12′N 90°48′W / 39.2°N 90.8°W / 39.2; -90.8 |
| Approximate paleocoordinates | 23°06′S 66°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 |
| Named by | Edward Oscar Ulrich |
| Year defined | 1904 |
  Kimmswick Limestone (the United States)Show map of the United States Kimmswick Limestone (Missouri)Show map of Missouri | |
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.
Fossil content
The following fossils have been reported from the formation:
Conodonts
- A. unicostatus
- A. alveolaris
- A. elegans
- A. pulcher
- A. triangularis
- A. abrupta
- A. polita
- B. compressa
- C. delicatus
- C. flexuosus
- D. brevis
- D. scotti
- D. typica
- D. falcatus
- D. homocurvatus
- D. suberectus
- E. delicata
- I. superba
- K. gracilis
- O. abundans
- O. inclinatus
- O. parallelus
- O. concinna
- P. compressus
- P. ellisoni
- P. fornicalis
- P. gracilis
- P. simplex
- P. undatus
- P. furcata
- R. divaricatus
- R. typicus
- S. robustus
- S. insculptus
- T. superbus
- T. exacta
- Z. curvata
- Z. mira
Trilobites
- E. slocomi
See also
- List of fossiliferous stratigraphic units in Arkansas
- List of fossiliferous stratigraphic units in Illinois
- List of fossiliferous stratigraphic units in Missouri
References
- ^ Thompson, 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
- ^ "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.
- ^ 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.
- Kimmswick Limestone at Fossilworks.org
- Sinclair, G. Winston (1949). "The Ordovician trilobite Eobronteus". Journal of Paleontology. 23 (1): 48–50, pls. 12, 13.
 | This article about a specific stratigraphic formation in the United States is a stub. You can help Misplaced Pages by expanding it. |