The Cha-Kjeri Formation is an Eifelian geologic formation of central Bolivia. The formation comprises red sandstones deposited in a marine environment.[1]

Cha-Kjeri Formation
Stratigraphic range: Eifelian
~392–384 Ma
TypeGeological formation
Sub-unitsPurple Sandstone member
Lithology
PrimarySandstone
Location
Coordinates19°12′S 64°54′W / 19.2°S 64.9°W / -19.2; -64.9
Approximate paleocoordinates69°36′S 85°48′W / 69.6°S 85.8°W / -69.6; -85.8
RegionChuquisaca Department
Country Bolivia
ExtentCordillera Oriental
Cha-Kjeri Formation is located in Bolivia
Cha-Kjeri Formation
Cha-Kjeri Formation (Bolivia)

Fossil content

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The formation has provided fossils of Globithyris aff. diana.

See also

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References

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Further reading

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  • P. E. Isaacson. 1977. Devonian stratigraphy and brachiopod paleontology of Bolivia. part A: Orthida and Strophomenida. Palaeontographica Abteilung A 155(5-6):133-192