The Francis Formation is a geologic formation in Oklahoma. It preserves fossils dating back to the Carboniferous period.

Francis Formation
Stratigraphic range: Carboniferous
TypeFormation
Location
RegionOklahoma
CountryUnited States

See also edit

References edit

  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.