Chalk Butte Formation

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Chalk Butte Formation
Stratigraphic range: Tortonian-Zanclean (Hemphillian)
~10.3–4.9 Ma
TypeFormation
Location
Coordinates43°36′N 117°30′W / 43.6°N 117.5°W / 43.6; -117.5Coordinates: 43°36′N 117°30′W / 43.6°N 117.5°W / 43.6; -117.5
Approximate paleocoordinates44°18′N 114°36′W / 44.3°N 114.6°W / 44.3; -114.6
RegionMalheur County, Oregon
Country United States
Type section
Named for
Chalk Butte Formation is located in the United States
Chalk Butte Formation
Chalk Butte Formation (the United States)

The Chalk Butte Formation is a geologic formation in Oregon. It preserves fossils dating back to the Neogene period.[1][2][3]

Fossil content[]

The following fossils have been reported from the formation:[1][4]

See also[]

References[]

Bibliography[]

  • Shotwell, J. A. 1970. Pliocene mammals of southeast Oregon and adjacent Idaho. 17. 1–103.
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