Turtle Butte Formation

Turtle Butte Formation
Turtle Butte Formation
Stratigraphic range: Paleogene
Type	Formation
Location
Region	South Dakota
Country	United States

Last updated October 23, 2025

The Turtle Butte Formation is a geologic formation at Turtle Butte in South Dakota.^[1] It preserves fossils dating back to the Paleogene period.

References

↑ Luttrell, Gwendolyn Lewise Werth (1981). Lexicon of Geologic Names of the United States for 1968-1975. U.S. Government Printing Office. p. 318.

Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database" . Retrieved 17 December 2021.

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[Lutrell1981-1] Luttrell, Gwendolyn Lewise Werth (1981). Lexicon of Geologic Names of the United States for 1968-1975. U.S. Government Printing Office. p. 318.

[1]

Turtle Butte Formation

See also

References