| Sheep Pen Sandstone | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Unit of | Dockum Group |
| Underlies | Exeter Sandstone |
| Overlies | Sloan Canyon Formation |
| Thickness | 33 meters (108 ft) |
| Lithology | |
| Primary | Sandstone |
| Location | |
| Coordinates | 36°58′17″N 103°10′27″W / 36.9714°N 103.1743°W |
| Region | Colorado New Mexico Oklahoma |
| Country | United States |
| Type section | |
| Named for | Sheep Pen Canyon |
| Named by | B.H. Parker |
| Year defined | 1930 |
  Sheep Pen Sandstone (the United States)  Sheep Pen Sandstone (New Mexico) | |
The Sheep Pen Sandstone is a late Triassic geologic formation exposed in northeastern New Mexico.[1] Fossil theropod tracks have been reported from the formation.[2]
- ^ Baldwin, Brewster; Muehlberger, W.R. (1959). "Geologic studies of Union County, New Mexico" (PDF). New Mexico Bureau of Mines and Mineral Resources Bulletin. 63 (2). Retrieved 1 September 2020.
- ^ Weishampel, David B.; Dodson, Peter; Osmólska, Halszka, eds. (6 November 2004). "Dinosaur distribution". The Dinosauria (2nd ed.). Berkeley: University of California Press. pp. 517–607. ISBN 0-520-24209-2.