| Del Rio Formation | |
|---|---|
| Stratigraphic range: Albian | |
| Type | Formation |
| Underlies | Buda Formation |
| Overlies | Georgetown Formation and Stuart City Formation |
| Location | |
| Region | Texas |
| Country | United States |
The Del Rio Formation is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.