La Caja Formation

La Caja Formation
Stratigraphic range: Jurassic
Type Formation
Location
Country Mexico

The La Caja Formation is a geologic formation in Mexico. It preserves fossils dating back to the Jurassic period.[1] La Caja Formation is widespread in northeastern and central Mexico and known for their abundant and diverse well-preserved ammonites.[2]

Lithologies of the La Caja Formation are siliciclastic (predominantly siltstone, shale and marl) and were deposited under hemipelagic conditions.

See also

References

Notes
  1. ↑ Zell, P., Stinnesbeck, W., (2016). "Salinites grossicostatum Imlay, 1939 and S. finicostatum sp. nov. from the latest Tithonian (Late Jurassic) of northeastern Mexico". Boletín de la Sociedad Geológica Mexicana. 68: 305–311.
  2. ↑ Zell,P., Stinnesbeck, W., Beckmann,S., (2016). "Late Jurassic aptychi from the La Caja Formation of northeastern Mexico" (PDF). Boletín de la Sociedad Geológica Mexicana. 68: 515–536.
Sources
  • Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 31 July 2014. Retrieved 8 July 2014.


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