Tapo Canyon (Lower) (Eocene of the United States)

Also known as Brea Canyon West

Where: Ventura County, California (34.3° N, 119.0° W: paleocoordinates 34.5° N, 105.8° W)

• coordinate based on political unit

When: Bed CS1 Member (Sespe Formation), Uintan (46.2 - 40.4 Ma)

Environment/lithology: terrestrial; lithology not reported

Primary reference: D. J. Golz and J. A. Lillegraven. 1977. Summary of known occurrences of terrestrial vertebrates from Eocene strata of southern California. Contributions to Geology, University of Wyoming 15(1):43-65 [J. Alroy/J. Alroy/J. Marcot]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 16785: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• mostly from CIT 154
appears to be at the large claystone lens above LACM 5856 and below LACM 5857 in Kelly et al. 1991
Kelly 1990 sites: LACM 5621, 5622, 5623
Mammalia
 Rodentia - Cylindrodontidae
Pareumys sp. Peterson 1919 rodent
 Theriamorpha - Sespedectidae
Sespedectes singularis Stock 1935 placental
 Artiodactyla - Protoceratidae
Leptoreodon stocki Kelly 1990 protoceratid