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San Lucas Formation
Stratigraphic range: Aptian ~120–112 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Location
Country	Mexico

The San Lucas Formation is a geologic formation in Mexico. It preserves fossils dating back to the Cretaceous period.

• List of fossiliferous stratigraphic units in Mexico

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.

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