| Topanga Canyon Formation | |
|---|---|
| Stratigraphic range: Neogene | |
| Type | Formation |
| Underlies | Modelo Formation |
| Location | |
| Region | Santa Monica Mountains Los Angeles County, California |
| Country | United States |
The Topanga Canyon Formation (/təˈpæŋɡə/ ⓘ) is a Miocene epoch geologic formation in the Santa Monica Mountains, Simi Hills, Santa Ana Mountains and San Joaquin Hills, in Los Angeles County, Ventura County, and Orange County, southern California.[1] It is primarily composed of hard sandstone with some inter-bedded siltstone.
Fossils
It preserves fossils dating back to the Miocene epoch of the Neogene period, during the Cenozoic Era.[2][3]
See also
- Miocene California
- List of fossiliferous stratigraphic units in California
- Paleontology in California
- Santa Monica Mountains-related topics
References
- ↑ USGS.gov: "Preliminary Geologic Map of the Simi 7.5' Quadrangle, Southern California, A Digital Database"; Open-File Report 97-259; compiled by R.F. Yerkes and R.H. Campbell; 1997.
- ↑ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
- ↑ "Topanga Formation | Invertebrate Paleontology @ NHM".
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