Usno Formation
| Usno Formation | |
|---|---|
| Stratigraphic range: Pliocene | |
| Type | Geological formation | 
| Unit of | Omo Group | 
| Underlies | Kalam Formation | 
| Overlies | Mursi Formation | 
| Lithology | |
| Primary | Sandstone | 
| Location | |
| Coordinates | 5°18′N 36°00′E / 5.3°N 36.0°E | 
| Approximate paleocoordinates | 5°06′N 35°42′E / 5.1°N 35.7°E | 
| Country | Ethiopia | 
| Extent | Omo Subbasin Turkana Basin | 
|   Usno Formation (Ethiopia) | |
The Usno Formation is a palaeontological formation located in Ethiopia. It dates to the Pliocene period.[1]
Geology
Paleofauna
See also
References
- ^ Boaz, N. T., Howell, F. C., & McCrossin, M. L. (1982). Faunal age of the Usno, Shungura B and Hadar Formations, Ethiopia. Nature, 300(5893), 633–635. https://doi.org/10.1038/300633A0
- Vickers-Rich, Patricia & Rich, Thomas Hewett (1993); Wildlife of Gondwana. Reed. ISBN 0-7301-0315-3