Buena Vista Formation

Last updated
Buena Vista Formation
Stratigraphic range: Late Permian-Early Triassic
~259.5–247.2  Ma
Type Geological formation
Underlies Tacuarembó Formation
Overlies Yaguarí Formation
Lithology
Primary Sandstone, mudstone
Other Conglomerate
Location
Coordinates 32°18′S54°06′W / 32.3°S 54.1°W / -32.3; -54.1
Approximate paleocoordinates 40°12′S15°42′W / 40.2°S 15.7°W / -40.2; -15.7
Region Cerro Largo Department
Country Uruguay
Extent Norte Basin
Uruguay topographic location map.png
Pink ff0080 pog.svg
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.

Contents

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. 1 2 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