Escondido Formation

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Escondido Formation
Stratigraphic range: Late Cretaceous, 70.6–66.043  Ma
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S
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Type Formation
Unit of Navarro Group [1]
Location
Region Texas & Coahuila
Country Mexico & United States
Escondido Formation stratigraphic column in Texas Austin Chalk stratigraphic column in Texas.png
Escondido Formation stratigraphic column in Texas

The Escondido Formation is a geologic formation in Texas and Coahuila, Mexico. It preserves fossils dating back to the Late Cretaceous period. [2] [3] [4] These fossils include ammonites, [5] dyrosaurs like Sabinosuchus , [6] [7] crustaceans and corals. [8]

See also

References

  1. ↑ "National Geologic Map Database entry: Escondido". ngmdb.usgs.gov. United States Geological Survey . Retrieved 8 November 2019.
  2. ↑ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 25 March 2022. Retrieved 17 December 2021.
  3. ↑ Cannon, Robert Lee (August 1922). "The fauna of the Escondido formation".{{cite journal}}: Cite journal requires |journal= (help)
  4. ↑ Snedden, John W. (1991). "Origin and Sequence Stratigraphic Significance of Large Dwelling Traces in the Escondido Formation (Cretaceous, Texas, USA)". PALAIOS. 6 (6): 541–552. Bibcode:1991Palai...6..541S. doi:10.2307/3514917. ISSN   0883-1351. JSTOR   3514917.
  5. ↑ Kennedy, W. J.; Cobban, W. A. (January 1993). "Maastrichtian ammonites from the Corsicana Formation in northeast Texas" . Geological Magazine. 130 (1): 57–67. Bibcode:1993GeoM..130...57K. doi:10.1017/S0016756800023724. ISSN   1469-5081.
  6. ↑ Shiller, Thomas A. (December 2012). "A dyrosaurid crocodilian from the cretaceous (Maastrichtian) Escondido formation of Coahuila, Mexico".{{cite journal}}: Cite journal requires |journal= (help)
  7. ↑ Shiller II, Thomas A.; Porras-Muzquiz, Hector G.; Lehman, Thomas M. (2016-11-01). "Sabinosuchus coahuilensis, a new dyrosaurid crocodyliform from the Escondido Formation (Maastrichtian) of Coahuila, Mexico" . Journal of Vertebrate Paleontology. 36 (6) e1222586. Bibcode:2016JVPal..36E2586S. doi:10.1080/02724634.2016.1222586. ISSN   0272-4634.
  8. ↑ Stephenson, Lloyd William (1941). "The larger invertebrate fossils of the Navarro Group of Texas: (exclusive of corals and crustaceans and exclusive of the fauna of the Escondido formation)".{{cite journal}}: Cite journal requires |journal= (help)


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