Winslow Formation
| Winslow Formation | |
|---|---|
| Stratigraphic range: Carboniferous: Pennsylvanian | |
| Type | Formation |
| Location | |
| Region | Arkansas |
| Country | United States |
| Type section | |
| Named for | Winslow, Washington County, Arkansas |
| Named by | George Irving Adams and Edward Oscar Ulrich[1] |
The Winslow Formation was a geologic formation in Arkansas, now abandoned and replaced by the Atoka Formation, the Hartshorne Formation, and the lower McAlester Formation (previously Spadra Shale[2]).[3][4] It preserves fossils dating back to the Carboniferous period.
See also
[edit]
References
[edit]- ^ Adams, G.I.; Ulrich, E.O. (1904). "Zinc and lead deposits of northern Arkansas". U.S. Geological Survey Professional Paper. 24 (7): 29. Bibcode:1904JG.....12..663.. doi:10.1086/621186.
- ^ Hendricks, T.A.; Parks, B. (1950). "Geology of the Fort Smith District". U.S. Geological Survey Professional Paper. 221-E. doi:10.3133/pp221E.
- ^ Collier, A.J. (1907). "The Arkansas coal field". U.S. Geological Survey Bulletin. 326.
- ^ Purdue, A.H. (1909). Slates of Arkansas. Geological Survey of Arkansas.
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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