| Percha Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Sub-units | Ready Pay Member, Box Member |
| Underlies | Lake Valley Limestone, Caballero Formation, Escabrosa Limestone |
| Overlies | Fusselman Formation, Sly Gap Formation, Onate Formation |
| Thickness | 132 feet (40 m) |
| Lithology | |
| Primary | Shale |
| Other | Limestone |
| Location | |
| Coordinates | 32°54′57″N 107°31′36″W / 32.9159°N 107.5267°W |
| Region | New Mexico |
| Country | United States |
| Type section | |
| Named for | Percha Creek |
| Named by | G.H. Gordon |
| Year defined | 1907 |
  Percha Formation (New Mexico) | |
The Percha Formation is a geologic formation in southern New Mexico. It preserves fossils dating back to the Famennian Age of the late Devonian period.[1]