Lost Burro Formation
The Lost Burro Formation is a Middle to Upper/Late Devonian geologic formation in the Mojave Desert of California, in the Western United States.
| Lost Burro Formation Stratigraphic range: Middle to Upper Devonian | |
|---|---|
| Type | Geologic formation |
| Underlies | Tin Mountain Limestone |
| Overlies | Hidden Valley Dolomite |
| Lithology | |
| Primary | Dolomite |
| Location | |
| Region | Mojave Desert California |
| Country | United States |
| Type section | |
| Named for | Lost Burro Gap |
| Named by | McAllister (1952) |
Geology
The Dolomite formation is exposed in sections of the Darwin Hills, Santa Rosa Hills, Talc City Hills, Inyo Mountains near the Cerro Gordo Mines, Panamint Range near Towne Pass, and the Argus Range. [1]
Fossils
Outcrops of the formation in Death Valley National Park have produced fossils of the placoderm Dunkleosteus terrelli, a small cladodont shark, the crushing tooth of a cochliodont, and the pteraspidid Blieckaspis priscillae.[2] [3]
References
- Google Books: United States Geological Survey Professional Paper - "Geology and ore deposits of Inyo County, California"
- "Death Valley National Park," Hunt, Santucci, and Kenworthy (2006); page 63.
- Hunt, ReBecca K., Vincent L. Santucci and Jason Kenworthy. 2006. "A preliminary inventory of fossil fish from National Park Service units." in S.G. Lucas, J.A. Spielmann, P.M. Hester, J.P. Kenworthy, and V.L. Santucci (ed.s), Fossils from Federal Lands. New Mexico Museum of Natural History and Science Bulletin 34, pp. 63–69.
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