| Abo Formation | |
|---|---|
| Stratigraphic range: middle Wolfcampian to early Leonardian ~ | |
 Abo Formation at its type section in Abo Pass, New Mexico, USA. This is the Cañon de Espinoso Member. | |
| Type | Formation |
| Unit of | Group |
| Underlies | Yeso Group |
| Overlies | Bursum Formation of the Madera Group[1] |
| Thickness | 280 m (920 ft) at type section |
| Lithology | |
| Primary | Mudstone |
| Other | Sandstone |
| Location | |
| Coordinates | 34°26′13″N 106°23′38″W / 34.437°N 106.394°W |
| Region | New Mexico |
| Country | United States |
| Type section | |
| Named for | Abo Canyon |
| Named by | W.T. Lee and G.H. Girty (1909) |
  Abo Formation (New Mexico) Exposures of Abo Formation in New Mexico | |
The Abo Formation is a geologic formation in New Mexico. It contains fossils characteristic of the Cisuralian epoch of the Permian period.