Gasconade Formation
Gasconade Formation | |
---|---|
Stratigraphic range: Ordovician | |
Type | Formation |
Sub-units | Basal Gunter Sandstone member |
Underlies | Roubidoux Formation |
Overlies | Eminence Formation Cambrian (unconformable)[1] |
Lithology | |
Primary | Dolomite |
Other | Sandstone |
Location | |
Coordinates | 38°12′N 91°06′W / 38.2°N 91.1°W |
Region | Missouri |
Country | United States |
The Gasconade Formation is a geologic formation in the Ozarks of Missouri. It preserves fossils dating back to the Ordovician Period.
Paleofauna
- K. expansus[2]
- T. meramecensis[2]
See also
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 112
- ^ a b Stinchcomb, Bruce; Angeli, Nicholas (2002). "New Cambrian and Lower Ordovician monoplacophorans form the Ozark Uplift, Missouri". Journal of Paleontology. 76 (6): 965–974.