La Cruz Formation, Argentina

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La Cruz Formation
Stratigraphic range: Aptian
Type Geological formation
Unit of El Gigante Group
Underlies Lagarcito Formation
Overlies El Toscal Formation
Lithology
Primary Sandstone
Other Conglomerate
Location
Coordinates 32°30′S67°00′W / 32.5°S 67.0°W / -32.5; -67.0
Approximate paleocoordinates 33°18′S34°00′W / 33.3°S 34.0°W / -33.3; -34.0
Region San Luis Province
CountryArgentina
Extent Marayes-El Carrizal Basin
Relief Map of Argentina.jpg
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La Cruz Formation, Argentina (Argentina)

The La Cruz Formation is an Aptian geologic formation in Argentina. Pterosaur fossils of Pterodaustro guinazui and Puntanipterus globosus and fish fossils of Austrolepidotes cuyanus , Pleuropholidae indet and Neosemionotus puntanus have been recovered from the formation. [1] The formation, the uppermost unit of the El Gigante Group, overlies the El Toscal Formation, and is overlain by the Lagarcito Formation. The unit comprises sandstones and conglomerates, deposited in an alluvial plain to fluvial environment. [2]

Contents

See also

References

  1. ↑ Hualtarán at Fossilworks.org
  2. ↑ Gardini et al., 2009, p.554

Bibliography

Further reading

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