UMMP SC-260 (Paleocene of the United States)

Where: Park County, Wyoming (44.9° N, 109.0° W: paleocoordinates 50.2° N, 90.1° W)

• coordinate stated in text

When: Cf-1? mammal zone, Fort Union Formation, Clarkforkian (56.8 - 55.8 Ma)

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Reposited in the UMMP

Primary reference: R. Secord. 2008. The Tiffanian Land-Mammal Age (middle and late Paleocene) in the northern Bighorn Basin, Wyoming. University of Michigan Papers on Paleontology 35:1-192 [K. Beard/K. Beard]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 190434: authorized by Patricia Holroyd, entered by Patricia Holroyd on 07.12.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Primates - Plesiadapidae
Chiromyoides major Gingerich 1975 primate
 Ferae - Viverravidae
cf. Didymictis sp. Cope 1875 placental
Didymictis cf. dellensis Dorr 1952 placental
 Macroscelidea - Apheliscidae
Phenacodaptes sabulosus Jepsen 1930 elephant shrew
 Ungulata - Phenacodontidae
Ectocion osbornianus Cope 1882 condylarth
Phenacodus intermedius Granger 1915 condylarth
Phenacodus vortmani Cope 1880 condylarth