San Antonio Formation

The San Antonio Formation is a middle to late Pleistocene (Irvingtonian in the NALMA classification) geologic formation in California. It preserves fossils.[1]

San Antonio Formation Stratigraphic range: Mid-late Pleistocene (Irvingtonian) ~1.8–0.3 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Formation
Location
Coordinates	37.8°N 122.1°W
Region	Alameda County, California
Country	United States

Fossil content

• Equus sp.
• Odocoileus sp.
• Orthodon sp.
• Rana sp.
• Taricha sp.
• Aves indet.
• Colubridae indet.
• Emydinae indet.
• Sciuridae indet.

See also

• List of fossiliferous stratigraphic units in California
• Paleontology in California

References

1. San Antonio Formation at Fossilworks.org

Further reading

• R. W. Casteel and J. H. Hutchison. 1973. Orthodon (Actinopterygii, Cyprinidae) from the Pliocene and Pleistocene of California. Copeia 2:358-361