Llajas Formation

The Llajas Formation is a non-marine to marine conglomerate geologic formation in Southern California.

Llajas Formation
Stratigraphic range: Eocene
Fossil from the Llajas Formation
Type	Geologic formation
Underlies	Sespe Formation
Overlies	Santa Susana Formation
Lithology
Primary	Conglomerate
Location
Region	California
Country	United States
Extent	Transverse Ranges, Southern California

It is found in the Transverse Ranges geologic province, within Los Angeles County and Ventura County. Locations include the Simi Hills, Simi Valley, and Santa Susana Mountains.^[1]

Fossils

It preserves fossils dating back to the early and middle Eocene epoch of the Paleogene period.^[2]

See also

• Geology of Los Angeles County, California
• Geology of Ventura County, California
• List of fossiliferous stratigraphic units in California