Topanga Canyon Formation

Miocene epoch geologic formation in southern California, United States

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

[edit]

It preserves fossils dating back to the Miocene epoch of the Neogene period, during the Cenozoic Era.[2][3]

## See also

[edit]

* California portal
* Paleontology portal
* Earth sciences portal

* Miocene California
* List of fossiliferous stratigraphic units in California
* Paleontology in California
* Santa Monica Mountains-related topics

## References

[edit]

1. ^ 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.
2. ^ Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
3. ^ "Topanga Formation | Invertebrate Paleontology @ NHM".

This article about a specific stratigraphic formation in California is a stub. You can help Wikipedia by expanding it.

|

* v
* t
* e

This article related to the Neogene period is a stub. You can help Wikipedia by expanding it.

* v
* t
* e

*[v]: View this template
*[t]: Discuss this template
*[e]: Edit this template