Английская Википедия:Chatsworth Formation
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Шаблон:Short description Шаблон:Infobox rockunit
The Chatsworth Formation is a Cretaceous period sandstone geologic formation in the Simi Hills and western Santa Susana Mountains of southern California.[1] [2]
It is found in western Los Angeles County and eastern Ventura County. The formation's thickness can be more than Шаблон:Convert.[3]
Fossils
The sedimentary marine formation preserves fossils dating from the Middle Campanian to Early Maestrichtian epochs of the Cretaceous period.[1][4] It has diverse molluscan faunas.[3]
The most common taxa are:[5]
- ringiculid Biplica
- naticids Gyrodes and Euspira
- trochid Atira
- aporrhaids Anchuras and Lispodesthes
- turritellid Turritella
- perissityid Perissitys
See also
- Stoney Point (California) — Chatsworth Formation landmark.
- Шаблон:C
- Шаблон:C
- List of fossiliferous stratigraphic units in California
- Paleontology in California
References
Шаблон:California-geologic-formation-stub
Шаблон:Cretaceous-stub
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- ↑ Перейти обратно: 1,0 1,1 AAPG Archives: Paleographic Interpretation of the Chatsworth Formation
- ↑ Cleanuprocketdyne.org: Santa Susana Field Lab links to Chatsworth Formation groundwater contamination
- ↑ Перейти обратно: 3,0 3,1 USGS.gov: "Preliminary geologic map of the Santa Susana quadrangle, Southern California"
- ↑ Шаблон:Cite web
- ↑ Overview of late cretaceous marine gastropods from the Simi Hills, by Mary Stecheson, Department of Geological Sciences, California State Univ, Northridge.
Категории:
- Английская Википедия
- Cretaceous California
- Sandstone formations of the United States
- Campanian Stage
- Maastrichtian Stage of North America
- Geology of Los Angeles County, California
- Geology of Ventura County, California
- Simi Hills
- Santa Susana Mountains
- Cretaceous fossil record
- Upper Cretaceous Series of North America
- Paleontology in California
- Chatsworth, Los Angeles
- Geography of Simi Valley, California
- West Hills, Los Angeles
- Geologic formations of California
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- Википедия
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