Oceanside East (Eocene of the United States)

Also known as LACM 4022; SDSNH 3235; Watertower Hill

Where: San Diego County, California (33.2° N, 117.3° W: paleocoordinates 32.6° N, 105.6° W)

• coordinate based on political unit

When: C Member (Santiago Formation), Duchesnean (39.7 - 37.0 Ma)

• said to be Duchesnean

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Reposited in the LACM

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 16850: authorized by John Alroy, entered by John Alroy on 12.04.1997

Creative Commons license: CC BY (attribution)

Taxonomic list

• material of Walsh 1996 is from SDSNH 3235, which is "approximately equivalent" to the old LACM 4022
Mammalia
 Perissodactyla - Brontotheriidae
Duchesneodus uintensis Peterson 1931 brontothere
 Perissodactyla - Amynodontidae
Amynodontopsis bodei Stock 1933 odd-toed ungulate