Earth:Dinwoody Formation
From HandWiki
| Dinwoody Formation Stratigraphic range: Induan, ~251.9–250.2 Ma | |
|---|---|
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| Type | Geological formation |
| Lithology | |
| Primary | Shale, limestone |
| Location | |
| Region | Idaho, Montana, Utah, Wyoming |
| Country | United States |
  Dinwoody Formation (the United States) | |
The Dinwoody Formation is a geologic formation in the western United States (Idaho, Montana, Utah, Wyoming). It preserves fossils dating back to the Triassic period (Induan stage).[1]
Fossil content
Color key
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Notes Uncertain or tentative taxa are in small text; |
Molluscs
Cephalopods
| Cephalopods of the Dinwoody Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Xiaohenautilus[2] | X. chatelaini | A grypoceratid trigonoceratoid | ||||
See also
- List of fossiliferous stratigraphic units in Montana
- Paleontology in Montana
References
- ↑ Hofmann, Richard; Hautmann, Michael; Bucher, Hugo (2013). "A New paleoecological look at the Dinwoody Formation (Lower Triassic, Western USA): intrinsic versus extrinsic ycontrols on ecosystem recovery after the end-Permian mass extinction". Journal of Paleontology 87 (5): 854–880. doi:10.1666/12-153. Bibcode: 2013JPal...87..854H. http://doc.rero.ch/record/301900/files/S0022336000001918.pdf.
- ↑ Jenks, J. F.; Maekawa, T.; Shigeta, Y.; Ware, D.; Brayard, A.; Bylund, K. G.; Stephen, D. A.; Kittrick, N. (2025). "Early Dienerian ammonoids and nautiloids and a new late Griesbachian ammonoid site from the Dinwoody Formation (Thaynes Group) at Crittenden Springs, Elko County, Nevada". New Mexico Museum of Natural History and Science Bulletin 97: 1–29. https://www.kahaku.go.jp/english/research/researcher/papers/97272.pdf.
- ((Various Contributors to the Paleobiology Database)). "Fossilworks: Gateway to the Paleobiology Database". https://www.fossilworks.org.
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