Collwood South (SDSNH 3426) (Eocene of the United States)

Also known as La Mesa, in part

Where: San Diego County, California (32.9° N, 117.1° W: paleocoordinates 33.1° N, 103.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Mission Valley Formation, Early/Lower Uintan (46.2 - 40.4 Ma)

Environment/lithology: terrestrial

Primary reference: S. L. Walsh. 1991. Eocene mammal faunas of San Diego County. Pacific Section SEPM 68:161-178 [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 16766: authorized by John Alroy, entered by John Alroy on 12.04.1997, edited by Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Primates - Microsyopidae
Uintasorex sp. Matthew 1909 primate
 Primates - Omomyidae
Walshina esmaraldensis2 López-Torres et al. 2018 tarsier
 Primates - Paromomyidae
Phenacolemurinae indet.1 Simpson 1955 primate
 Rodentia - Simimyidae
Simimys simplex Wilson 1935 rodent
see also Walsh 1997 DUPLICATE REF 3537 or 3538
 Rodentia - Ischyromyidae
Microparamys woodi Kelly and Whistler 1994 rodent
"M. D Wood" DUPLICATE REF 3537 or 3538
 Rodentia - Cylindrodontidae
Pareumys sp. Peterson 1919 rodent
 Chiroptera -
Chiroptera indet. Blumenbach 1779 bat
 Macroscelidea - Amphilemuridae
Proterixoides davisi Stock 1935 elephant shrew
Walsh 1998 DUPLICATE REF 3537 or 3538
Sespedectes singularis Stock 1935 elephant shrew
 Theriiformes - Peradectidae
Peradectes californicus Stock 1936 metatherian