Iquiri Formation Explained

Iquiri Formation
Type:	Geological formation
Period:	Frasnian
Age:	Eifelian-Frasnian ~
Prilithology:	Black shale
Otherlithology:	Sandstone
Region:	Cochabamba Department
Coordinates:	-18°N -65°W
Paleocoordinates:	-69.8°N -78.6°W
Underlies:	Saipurú Formation
Overlies:	Los Monos Formation
Extent:	Cordillera Oriental

The Iquiri Formation is an Eifelian to Frasnian geologic formation of central Bolivia. The formation comprises black shales and sandstones.^[1]

Fossil content

The formation has provided fossils of Proteolobus walli.

See also

• List of fossiliferous stratigraphic units in Bolivia

Further reading

• G. D. Wood. 1997. The acritarch Proteolobus walli gen et sp. nov. from the Devonian Iquiri Formation of Bolivia: a possible coenobial alga. Micropaleontology 43(3):325-331

Notes and References

1. https://paleobiodb.org/classic/displayCollResults?collection_no=23542 Lajas locality, south of Rio Piray