| Cúpido Formation | |
| Type: | Formation |
| Period: | Cretaceous |
| Prilithology: | Limestone |
| Otherlithology: | Evaporites, solution breccias |
| Country: | Mexico |
| Underlies: | La Peña Formation |
| Overlies: | Taraises Formation |
| Thickness: | Approximately 600 metres |
The Cúpido Formation is a geologic formation in Mexico. It preserves fossils dating back to the Cretaceous period.[1]