| 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
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