Also known as LACM 5637
Where: Ventura County, California (34.3° N, 119.0° W: paleocoordinates 33.7° N, 107.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Sespe Formation, Duchesnean (39.7 - 37.0 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Reposited in the LACM
Primary reference: T. S. Kelly. 1990. Biostratigraphy of Uintan and Duchesnean land mammal assemblages from the Middle Member of the Sespe Formation, Simi Valley, California. Contributions in Science, Natural History Museum of Los Angeles County 419:1-42 [J. Alroy/J. Alroy/J. Marcot]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 16803: authorized by John Alroy, entered by John Alroy on 18.02.1993
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Duchesneodus uintensis Peterson 1931 brontothere | |
Protoreodon pacificus Golz 1976 agriochoerid | |
Simimeryx hudsoni Stock 1934 ruminant |