San Ricardo Formation

San Ricardo Formation
Stratigraphic range: Late Jurassic-Early Cretaceous
~150–140 Ma

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San Ricardo Formation; Stratigraphic range: Late Jurassic-Early Cretaceous; ~150–140 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Underlies	Sierra Madre Formation
Location
Region	Chiapas
Country	Mexico

The San Ricardo Formation is a geologic formation in Mexico. It preserves fossils dating back to the Late Jurassic to Early Cretaceous periods.

References

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