Tuxedni Formation
The Tuxedni Formation is a geologic formation in Alaska. It preserves fossils dating back to the Jurassic period. An indeterminate ophthalmosaurid is known from the formation.[1]
| Tuxedni Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Formation |
| Underlies | Chinitna Formation |
| Thickness | 300-400 m |
| Lithology | |
| Primary | sandstone, siltstone and shale |
| Location | |
| Region | Alaska |
| Country | United States |
References
- Druckenmiller, Patrick S.; Maxwell, Erin E. (January 2014). "A Middle Jurassic (Bajocian) ophthalmosaurid (Reptilia, Ichthyosauria) from the Tuxedni Formation, Alaska and the early diversification of the clade". Geological Magazine. 151 (1): 41–48. doi:10.1017/S0016756813000125. ISSN 0016-7568.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 8 July 2014.
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