UCMP V-5423 (Eocene of the United States)

Where: Moffat County, Colorado (40.6° N, 108.1° W: paleocoordinates 45.4° N, 91.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Wasatch Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial

Reposited in the UCMP

Primary reference: M. C. McKenna. 1960. Fossil Mammalia from the early Wasatchian Four Mile fauna, Eocene of northwest Colorado. University of California Publications in Geological Sciences 37(1):1-130 [J. Alroy/J. Alroy/M. Uhen]more details

PaleoDB collection 15865: authorized by John Alroy, entered by John Alroy on 18.02.1993

Creative Commons license: CC BY (attribution)

Taxonomic list

• presumably = Timberlake Creek of Gunnell 1989 and Polly 1993
"Hyopsodus miticulus" (= H. simplex) from Timberlake Creek listed by Gunnell 1989, but seems unlikely - see Gingerich 1989
 Primates - Microsyopidae
Microsyops angustidens4 Matthew 1915 primate
 Primates - Notharctidae
Cantius mckennai3 Gingerich and Simons 1977 primate
 Cimolesta - Coryphodontidae
Coryphodon sp. Owen 1845 pantodont
 Rodentia - Ischyromyidae
Paramys sp. Leidy 1871 rodent
forms "A" and "B"
 Perissodactyla - Palaeotheriidae
Hyracotherium sp.1 Owen 1841 odd-toed ungulate
 Ferae - Viverravidae
Viverravus acutus Matthew and Granger 1915 placental
 Macroscelidea - Apheliscidae
Haplomylus speirianus Cope 1880 elephant shrew
Apheliscus sp.5 Cope 1875 elephant shrew
: "A. nitidus" of McKenna
 Macroscelidea - Amphilemuridae
cf. Macrocranion nitens1 Matthew 1918 elephant shrew
 Ungulata - Hyopsodontidae
Hyopsodus loomisi2 McKenna 1960 condylarth
 Insectivora - Apatemyidae
Apatemyidae indet.1 Matthew 1909 insectivoran
 Hyaenodonta -
Didelphodus altidens1 Marsh 1872 eutherian