Hartshorne Formation
Geologic formation in Arkansas and Oklahoma, US
The Hartshorne Formation is a geologic formation in Arkansas and Oklahoma. It preserves fossils dating back to the Carboniferous period.
See also
Paleontology portal
- List of fossiliferous stratigraphic units in Oklahoma
- Paleontology in Oklahoma
References
- ^ Taff, J.A. (1899). "Geology of the McAlester-Lehigh coal field, Indian Territory". Nineteenth Annual Report of the United States Geological Survey, Part 3, Economic Geology: 436–437.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.
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