Bonanza (Barstow) (Miocene of the United States)

Also known as UCMP V-65137

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 19193: authorized by John Alroy, entered by John Alroy on 18.10.1995

Creative Commons license: CC BY (attribution)

Taxonomic list

• NISP 234
middle of "C. longidens zone"
Mammalia
 Lagomorpha - Leporidae
Hypolagus fontinalis3 Dawson 1958 rabbit
 Rodentia - Cricetidae
Copemys barstowensis Lindsay 1972 mouse
Copemys longidens Hall 1930 mouse
Copemys russelli James 1963 mouse
Copemys pagei Shotwell 1967 mouse
 Rodentia - Sciuridae
Petauristodon jamesi1 Lindsay 1972 squirrel
Tamias ateles Hall 1930 chipmunk
Miospermophilus sp. Black 1963 squirrel
 Rodentia - Heteromyidae
Perognathus minutus James 1963 pocket mouse
Perognathus furlongi Gazin 1930 pocket mouse
"Proheteromys cf. formicarum" = Mookomys formicarum1 Wood 1935 rodent
Cupidinimus lindsayi2 Barnosky 1986 rodent
Cupidinimus halli1 Wood 1936 rodent
 Rodentia - Castoridae
Monosaulax pansus Cope 1874 beaver
 Theriamorpha - Erinaceidae
Lanthanotherium sawini James 1963 hedgehog
 Theriamorpha - Soricidae
Limnoecus tricuspis Stirton 1930 shrew
Paradomnina cf. relictus Hutchison 1966 shrew
 Chiroptera -
Chiroptera indet. Blumenbach 1779 bat
a bat