ammonites
Margo Quarry (Miocene of the United States)

Also known as UCMP V-5270

Where: San Bernardino County, California (34.8° N, 117.0° W: paleocoordinates 34.1° N, 112.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Upper Member (Barstow Formation), Barstovian (16.0 - 13.6 Ma)

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: E. H. Lindsay. 1972. Small mammal fossils from the Barstow Formation, California. University of California Publications in Geological Sciences 93:1-104 [J. Alroy/J. Alroy/J. Alroy] more details

PaleoDB collection 19430: authorized by John Alroy, entered by John Alroy on 19.05.2000

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)