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

It is found in the Transverse Ranges geologic province, within Los Angeles County and Ventura County.

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

This article about a specific stratigraphic formation in California is a stub.

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