Hell Gate Basin (UCMP V-66154) (Miocene of the United States)

Where: San Bernardino County, California (34.8° N, 117.0° W: paleocoordinates 34.1° N, 112.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Upper Member (Barstow Formation), Barstovian (16.3 - 12.5 Ma)

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: E. H. Lindsay. 1972. Small mammal fossils from the Barstow Formation, California. University of California Publications in Geological Sciences 93:1-104 [J. Alroy/J. Alroy/J. Alroy]more details

PaleoDB collection 19363: authorized by John Alroy, entered by John Alroy on 19.05.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

• "Pseudadjidaumo stirtoni assemblage zone"
just below true Hemicyon Tuff based on Hell Gate Basin sections of Woodburne et al. 1990 (revised from Lindsay)
Mammalia
 Rodentia - Cricetidae
Copemys tenuis Lindsay 1972 mouse
 Rodentia - Heteromyidae
Cupidinimus lindsayi Barnosky 1986 rodent