Darton's Bluff ( of the United States)

Also known as DUPLICATE REF 2534 or 2535 or 2536

Where: Johnson County, Wyoming (44.0° N, 106.6° W: paleocoordinates 45.0° N, 100.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Arikareean (30.8 - 20.4 Ma)

Environment/lithology: terrestrial

Primary reference: M. C. McKenna. 1980. University of Michigan Papers on Paleontology 24 [J. Alroy/J. Alroy]more details

PaleoDB collection 17490: authorized by John Alroy, entered by John Alroy on 15.05.2002

Creative Commons license: CC BY (attribution)

Taxonomic list

• replaces earlier report of McKenna and Love 1972
NISP 6
Mammalia
 Rodentia - Geomyidae
Geomyidae indet. Bonaparte 1845 pocket gopher
cf. Ziamys sp. Gawne 1975 pocket gopher
 Rodentia - Mylagaulidae
Promylagaulinae indet. Rensberger 1980 rodent
 Lagomorpha - Leporidae
Desmatolagus sp. Matthew and Granger 1923 rabbit
DUPLICATE REF 2534 or 2535 or 2536
 Tribosphenida - Proscalopidae
Proscalops cf. secundus Matthew 1909 placental
DUPLICATE REF 2534 or 2535 or 2536
 Ungulata - Merycoidodontidae
cf. Oreodontoides sp. Thorpe 1921 oreodont
DUPLICATE REF 2534 or 2535 or 2536
 Ungulata - Camelidae
Miotylopus gibbi Loomis 1911 camel
DUPLICATE REF 2534 or 2535 or 2536