Dinwoody Formation
| Dinwoody Formation | |
|---|---|
| Stratigraphic range: Induan, ~ | |
 | |
| 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
[edit]Color key
|
Notes Uncertain or tentative taxa are in small text; |
Molluscs
[edit]Cephalopods
[edit]| Cephalopods of the Dinwoody Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Xiaohenautilus[2] | X. chatelaini | A grypoceratid trigonoceratoid | ||||
See also
[edit]
References
[edit]- ^ 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" (PDF). Journal of Paleontology. 87 (5): 854–880. Bibcode:2013JPal...87..854H. doi:10.1666/12-153. S2CID 130380562.
- ^ 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" (PDF). New Mexico Museum of Natural History and Science Bulletin. 97: 1–29.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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