| Coso Formation | |
|---|---|
| Stratigraphic range: Neogene | |
| Type | Formation |
| Location | |
| Region | Inyo County, California |
| Country | United States |
The Coso Formation is a geologic formation in the Coso Range of the Mojave Desert, in Inyo County, California. [1]
It preserves fossils dating back to the Neogene period. It yields fossil remains of many species of mammals, including of Equus simplicidens , the Hagerman Horse.
The Ely Springs Dolomite is an Ordovician period geologic formation in the Southwestern United States.
The Harkless Formation is a geologic formation in Nevada and California. It preserves fossils dating back to the Cambrian period.
The Mule Spring Limestone is a geologic formation in the Saline Range of eastern California and Split Mountain and Goldfield Hills of Nevada.
The Stirling Quartzite Formation is a geologic formation in the northern Mojave Desert of Inyo County, California and Nye County and Clark County, Nevada.
The Wood Canyon Formation is a geologic formation in the northern Mojave Desert of Inyo County, California and Nye County and Clark County, Nevada.
The Johnson Spring Formation is a geologic formation in California. It preserves fossils dating back to the Ordovician period.
The Badger Flat Limestone is a limestone geologic formation in California.
The Saline Valley Formation is a geologic formation in the Mojave Desert, in Inyo County, California.
The Zabriskie Quartzite is a Cambrian Period geologic formation of the northern Mojave Desert, in Inyo County, California and Nye County, Nevada.
The Hungry Valley Formation is a geologic formation in the San Emigdio Mountains — near Gorman in northeastern Los Angeles County, California.
The Chanac Formation is a Cenozoic Era sandstone geologic formation in the southeastern San Joaquin Valley, within Kern County, California.
The Towsley Formation is a geologic formation in the Santa Susana Mountains, in Los Angeles County, California.
The Topanga Canyon Formation 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. It is primarily composed of hard sandstone with some inter-bedded siltstone.
The Santa Margarita Formation is a Neogene Period geologic formation in the San Joaquin Valley of central California.
The Capay Formation is a geologic formation in Yolo County, western Sacramento Valley, California. It preserves fossils dating back to the Paleogene period.
The Friars Formation is a geologic formation in San Diego County, Southern California.
The Martinez Formation is an Eocene Epoch geologic formation in California.
The Pomerado Conglomerate Formation is a geologic formation in southwestern San Diego County, California.
The Sweetwater Formation is a geologic formation in California. It preserves fossils from the Late Eocene period. It underlies the Otay Formation, which reserves fossils of the Oligocene to Miocene periods of the Cenozoic Era.
The Tecopa Lake Beds is a Blancan Pleistocene geologic formation in the Mojave Desert in eastern California. It is in the Tecopa area, east of Death Valley, in southeastern Inyo and northeastern San Bernardino County.
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