| Thomonde Formation | |
|---|---|
| Stratigraphic range: Early-Mid Miocene | |
| Type | Formation | 
| Underlies | Rivière Gauche Formation | 
| Location | |
| Coordinates | 18°42′N71°48′W / 18.7°N 71.8°W | 
| Approximate paleocoordinates | 18°30′N70°30′W / 18.5°N 70.5°W | 
| Country | Haiti | 
The Thomonde Formation is a geologic formation in Haiti. It preserves fossils dating back to the Early to Middle Miocene period. [1]