The San Antonio Formation is a middle to late Pleistocene (Irvingtonian in the NALMA classification) geologic formation in California. It preserves fossils.
Fossil content
See also
References
Further reading
- R. W. Casteel and J. H. Hutchison. 1973. Orthodon (Actinopterygii, Cyprinidae) from the Pliocene and Pleistocene of California. Copeia 2:358-361