Sentinel Butte Formation

Sentinel Butte Formation
Stratigraphic range: Thanetian
~58–55 Ma

PreꞒ

Ꞓ

O

S

D

C

P

T

J

K

Pg

N

↓
Sentinel Butte Formation; Stratigraphic range: Thanetian; ~58–55 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Formation
Underlies	Golden Valley Formation
Overlies	Bullion Creek Formation
Location
Region	North Dakota
Country	United States

The Sentinel Butte Formation is a geologic formation of Paleocene age in the Williston Basin of western North Dakota.[1] It preserves significant assemblages of non-marine plant and animal fossils.

References

Bluemle, John P. 1988. "Generalized Bedrock Geological Map of North Dakota" (PDF). North Dakota Geological Survey, Miscellaneous Map 28. Retrieved 2017-02-03.

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[1] Bluemle, John P. 1988. "Generalized Bedrock Geological Map of North Dakota" (PDF). North Dakota Geological Survey, Miscellaneous Map 28. Retrieved 2017-02-03.

Sentinel Butte Formation

See also

References