Güines Formation
| Güines Formation | |
|---|---|
| Stratigraphic range: Early-Mid Miocene | |
| Type | Formation | 
| Overlies | Lagunitas Formation | 
| Lithology | |
| Primary | Limestone | 
| Location | |
| Coordinates | 22°54′N 81°42′W / 22.9°N 81.7°W | 
| Approximate paleocoordinates | 23°06′N 78°54′W / 23.1°N 78.9°W | 
| Region | Matanzas Province | 
| Country | Cuba | 
| Type section | |
| Named for | Güines | 
The Güines Formation is a geologic formation in Cuba. It preserves fossils dating back to the Early to Middle Miocene period. Among others, fossils of the prehistoric dugong, Metaxytherium were found in the formation.