Tarija Concha Formation
The Tarija Concha Formation is a Tremadocian geologic formation of southern Bolivia. The shales and siltstones were deposited in a shallow marine environment.[1]
| Tarija Concha Formation Stratigraphic range: Tremadocian ~488–479 Ma | |
|---|---|
| Type | Geological formation |
| Lithology | |
| Primary | Shale, siltstone |
| Location | |
| Coordinates | 21.0°S 65.0°W |
| Approximate paleocoordinates | 47.2°S 127.7°W |
| Region | Tarija Department |
| Country |  Bolivia |
| Type section | |
| Named for | Tarija |
  Tarija Concha Formation (Bolivia) | |
Fossil content
The formation has provided the following fossils:
- Bienvillia tetragonalis
- Leptoplastides granulosus
- Apatokephalus sp.
References
Further reading
- R. Suárez Soruco. 1976. El sistema ordovícico en Bolivia. Revista Tecnica YPF Bolivia 5(2):111-123
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