Naco Formation
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| Naco Formation | |
|---|---|
| Stratigraphic range: Pennsylvanian | |
| Type | Formation |
| Lithology | |
| Primary | Limestone |
| Other | Shale, siltstone |
| Location | |
| Region | Arizona |
| Country | United States |
The Naco Formation is a geologic formation in Arizona. It preserves fossils dating back to the Pennsylvanian subperiod.
Fossils from the Kohls Ranch locality of Gila County, Arizona, include bivalve and gastropod molluscs, brachiopods, bryozoans, crinoids, cnidarians and chondrichthyan teeth.[1][2]
See also
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References
[edit | edit source]- ^ Guide to Fossils of the Naco Formation, Kohl Ranch Area, Arizona, Arizona State
- ^ Brew, D. C. and S. Beus, 1976, A Middle Pennsylvanian Fauna from the Naco Formation near Kohl Ranch, Central Arizona. Journal of Paleontology, v. 50: pp. 888-906
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Categories:
- Geologic formations of Arizona
- Carboniferous Arizona
- Pennsylvanian Series
- Carboniferous System of North America
- Carboniferous southern paleotropical deposits
- Limestone formations of the United States
- Shale formations of the United States
- Siltstone formations of the United States
- Western United States geologic formation stubs
- Arizona stubs
- Carboniferous stubs