| Las Encinas Formation | |
| Type: | Formation |
| Age: | Paleogene |
| Period: | Paleogene |
| Unitof: | Difunta Group |
| Underlies: | Rancho Nuevo Formation |
| Overlies: | Cerro Grande Formation |
The Las Encinas Formation is a geologic formation in Mexico. It preserves fossils dating back to the Paleogene period.