| Cooper Canyon Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Unit of | Dockum Group |
| Underlies | Redonda Formation |
| Overlies | Trujillo Formation, possibly Camp Springs Formation and Colorado City Formation |
| Location | |
| Coordinates | 33°07′37″N 101°21′58″W / 33.127°N 101.366°W |
| Region |  Texas  New Mexico |
| Country |  United States |
  Cooper Canyon Formation (the United States)  Cooper Canyon Formation (Texas) | |
The Cooper Canyon Formation is a geological formation of Norian age in Texas and New Mexico. It is one of several formations encompassed by the Dockum Group.[1][2]
The type area of the formation is situated in Garza County, Texas, southeast of Lubbock. The Cooper Canyon Formation consist of reddish siltstone and mudstone with lenses of sandstone and conglomerate. Thickness of the formation in the type area is 161.5 meters. It increases to the south, and in some places exceeds 200 m. The formation contains diverse fossils, including vertebrate remains.[2]
- ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Triassic, North America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 518–521. ISBN 0-520-24209-2.
- ^ a b Cite error: The named reference
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