Buena Vista Formation

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

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

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

See also

References

  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