Roubidoux Formation

Roubidoux Formation
Roubidoux Formation
Stratigraphic range: Ordovician
	Outcrop of Roubidoux sandstone in the Missouri Ozarks
Type	Formation
Underlies	Jefferson City Formation in the Missouri Ozarks
Overlies	Gasconade Formation
Thickness	100 to 300 feet
Lithology
Primary	Sandstone
Other	dolomite, chert
Location
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Region	Missouri
Country	United States
Type section
Named for	Roubidoux Creek, Texas and Pulaski counties, Missouri

The Roubidoux Formation is a geologic formation in the Ozarks of Missouri. It preserves fossils dating back to the Ordovician period.

Paleofauna

K. oregonensis^[3]

W. inexpectans^[3]

L. perplana ^[4]

^ 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 244-245
^ ^a ^b Thompson, Thomas L., Paleozoic Succession in Missouri: Part 2 Ordocician System, Report of Investigation No. 70, 1991, Missouri Department of Natural Resources, Rolla, MO, pp. 30-37
^ ^a ^b Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
^ Heller, Robert L.,(1954). Stratigraphy and Paleontology of the Roubidoux Formation of Missouri, Volume 35, Second Series, 1954, State of Missouri, Division of Geological Survey and Water Resources, Rolla, Missouri. Pp.37-38 & Appendix B-Plate XIII[1]

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