La Caja Formation
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]
| La Caja Formation Stratigraphic range: Jurassic | |
|---|---|
| Type | Formation |
| Location | |
| Country |  |
Lithologies of the La Caja Formation are siliciclastic (predominantly siltstone, shale and marl) and were deposited under hemipelagic conditions.
References
- Notes
- 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 (2): 305–311. doi:10.18268/BSGM2016v68n2a8.CS1 maint: multiple names: authors list (link)
- Zell,P., Stinnesbeck, W., Beckmann,S. (2016). "Late Jurassic aptychi from the La Caja Formation of northeastern Mexico". Boletín de la Sociedad Geológica Mexicana. 68 (3): 515–536. doi:10.18268/BSGM2016v68n3a8.CS1 maint: multiple names: authors list (link)
- 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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