San Ricardo Formation
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| San Ricardo Formation | |
|---|---|
| Stratigraphic range: Late Jurassic-Early Cretaceous ~ | |
| 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.[1]
