Also known as SDSNH 3542
Where: San Diego County, California (33.0° N, 117.3° W: paleocoordinates 34.5° N, 102.0° W)
• coordinate stated in text
• small collection-level geographic resolution
When: upper Member (Delmar Formation), Bridgerian (50.3 - 46.2 Ma)
• pollen assemblage from formation assigned to zone CP12b
Environment/lithology: terrestrial; lithified, green sandstone
Size class: macrofossils
Primary reference: S. L. Walsh. 1996. Middle Eocene mammal faunas of San Diego County, California. In D. R. Prothero, R. J. Emry (eds.), The Terrestrial Eocene-Oligocene Transition in North America 74-119 [J. Alroy/J. Alroy/P. Mannion]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 16422: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Patricia Holroyd and Jonathan Marcot
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Pristichampsus sp. Gervais 1853 crocodilian | |
Mammalia | |
Trogosus castoridens Leidy 1871 tillodont | |
Hyrachyus modestus Leidy 1870 odd-toed ungulate |