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Buena Vista Formation

Coordinates: 32°18′S 54°06′W / 32.3°S 54.1°W / -32.3; -54.1
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Buena Vista Formation
Stratigraphic range: Late Permian-Early Triassic
~259.5–247.2 Ma
TypeGeological formation
UnderliesTacuarembó Formation
OverliesYaguarí Formation
Lithology
PrimarySandstone, mudstone
OtherConglomerate
Location
Coordinates32°18′S 54°06′W / 32.3°S 54.1°W / -32.3; -54.1
Approximate paleocoordinates40°12′S 15°42′W / 40.2°S 15.7°W / -40.2; -15.7
RegionCerro Largo Department
Country Uruguay
ExtentNorte Basin
Buena Vista Formation is located in Uruguay
Buena Vista Formation
Buena Vista Formation (Uruguay)

The Buena Vista Formation is a Late Permian-Early Triassic geologic formation of the Cerro Largo Department in northeastern Uruguay. The fluvial sandstones and mudstones preserve temnospondyl and archosaur fossils.

Description

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The Buena Vista Formation is characterized by reddish fine sandstone interbedded with lenticular clay layers and intraformational conglomerates deposited in a fluvial environment.[1]

Fossil content

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The following fossils have been reported from the formation:[2][1]

See also

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References

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  1. ^ a b Pineiro et al., 2003
  2. ^ Buena Vista Formation at Fossilworks.org
  3. ^ Graciela Piñeiro; Alejandro Ramos; Claudia Marsicano (2012). "A rhinesuchid-like temnospondyl from the Permo-Triassic of Uruguay". Comptes Rendus Palevol. 11 (1): 65–78. Bibcode:2012CRPal..11...65P. doi:10.1016/j.crpv.2011.07.007.

Bibliography

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