The Wichita Group is a geologic group in the Permian Red Beds. It preserves fossils dating back to the Permian period. Formations of this Group include Nocona Formation, Petrolia Formation, Waggoner Ranch Formation and The Belle Plains Formation, witch includes Valera Shale.

See also

  • Various Contributors to the Paleobiology Database. . Archived from on 25 March 2022.