Also known as badlands northwest of ETC Windy Ridge; OCPC 2020; OCPC loc. 2021; OCPC loc. 2024; Basal Orange County S/V fauna
Where: Orange County, California (33.8° N, 117.7° W: paleocoordinates 34.1° N, 104.5° W)
When: Sespe Formation, Late/Upper Uintan (46.2 - 39.7 Ma)
• bed-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; sandstone
Size class: macrofossils
Primary reference: D. P. Whistler and E. B. Lander. 2003. New Late Uintan to Early Hemingfordian Land Mammal Assemblages from the Undifferentiated Sespe and Vaqueros Formations, Orange County, and from the Sespe and Equivalent Marine Formations in Los Angeles, Santa Barbara, and Ventura Counties, Southern California. Bulletin of the American Museum of Natural History 279:231-268 [J. Marcot/J. Marcot]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 167831: authorized by Jonathan Marcot, entered by Jonathan Marcot on 04.04.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Dyseolemur pacificus Stock 1934 tarsier | |
Microparamys woodi Kelly and Whistler 1994 rodent | |
Griphomys alecer Wilson 1940 rodent | |
Simimys simplex Wilson 1935 rodent | |
Pareumys sp. Peterson 1919 rodent | |
Sespedectes singularis Stock 1935 placental | |
Leptoreodon sp. Wortman 1898 protoceratid | |
| |
Peradectes californicus Stock 1936 marsupial | |
Reptilia | |
Parasauromalus sp. Gilmore 1928 squamates | |
Melanosaurinae indet. Gilmore 1928 squamates | |
Glyptosaurinae indet. Marsh 1872 squamates | |
Boidae indet. Gray 1825 boa | |
Palaeoxantusia sp. Hecht 1956 night lizard |