Earth:Bullion Creek Formation

From HandWiki
Short description: Geologic formation in North Dakota
Bullion Creek Formation
Stratigraphic range: Thanetian
~58–55 Ma
TypeFormation
UnderliesSentinel Butte Formation
OverliesSlope and Cannonball formations
Location
RegionNorth Dakota
Country United States

The Bullion Creek Formation is a geologic formation in western North Dakota.[1] It preserves bones and tracks of an extinct crocodile and other fossils of Late Paleocene age.[2]

See also

  • List of fossiliferous stratigraphic units in North Dakota
  • Paleontology in North Dakota

References

  1. Bluemle, John P. 1988. "Generalized Bedrock Geological Map of North Dakota". North Dakota Geological Survey, Miscellaneous Map 28. https://www.dmr.nd.gov/ndgs/documents/Publication_List/pdf/MisMaps/MM-28.pdf. 
  2. Erickson, B.R., 2005. Crocodile and Arthropod Tracks from the Late Paleocene Wannagan Creek Fauna of North Dakota, USA. Ichnos, 12(4):3 03-308.