Tacuarembó Formation
| Tacuarembó Formation | |
|---|---|
| Stratigraphic range: Kimmeridgian ~ | |
| Type | Geological formation | 
| Sub-units | Batoví Member | 
| Overlies | Buena Vista Formation | 
| Lithology | |
| Primary | Sandstone | 
| Other | Siltstone, mudstone | 
| Location | |
| Coordinates | 31°42′S 56°00′W / 31.7°S 56.0°W | 
| Approximate paleocoordinates | 40°12′S 15°42′W / 40.2°S 15.7°W | 
| Region | Tacuarembó Department | 
| Country | Uruguay | 
| Extent | Norte Basin | 
| Type section | |
| Named for | Tacuarembó | 
The Tacuarembó Formation is a Late Jurassic (Kimmeridgian) geologic formation of the eponymous department in northern Uruguay. The fluvial to lacustrine sandstones, siltstones and mudstones preserve ichnofossils, turtles, crocodylomorphs, fish and invertebrates (bivalves and gastropods).