Thaynes Limestone
(Redirected from Thaynes Formation)
Thaynes Formation | |
---|---|
Stratigraphic range: Triassic | |
Type | Formation |
Underlies | Ankareh Formation |
Overlies | Woodside Formation |
Lithology | |
Primary | limestone |
Location | |
Region | Montana, Idaho, Wyoming |
Country | United States |
The Thaynes Formation is a geologic formation in Montana and Idaho. It preserves fossils dating back to the Triassic period, such as Ammonoidea, Actinopterygii, Actinistia, Conodonta, Gastropoda, Nautiloidea, Ichthyosauria and others. A diverse fauna known as the Paris Biota[1] has been described from the Thaynes Formation.
See also
References
- ^ Brayard et al. (2017): Unexpected Early Triassic marine ecosystem and the rise of the Modern evolutionary fauna. Science Advances 3 (2):e1602159; doi:10.1126/sciadv.1602159 https://www.science.org/doi/10.1126/sciadv.1602159
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.