Where: Wyoming (44.8° N, 108.9° W: paleocoordinates 49.8° N, 91.1° W)
When: Willwood Formation, Late/Upper Paleocene to Late/Upper Paleocene (58.7 - 48.6 Ma)
Environment/lithology: fluvial; lithified siliciclastic sediments
Size classes: macrofossils, mesofossils
Reposited in the UMMP
Primary reference: P. D. Gingerich and T. Smith. 2006. Paleocene-Eocene land mammals from three new latest Clarkforkian and earliest Wasatchian wash sites at Polecat Bench in the northern Bighorn Basin, Wyoming. Contributions from the Museum of Paleontology, University of Michigan 31(11):245-303 [C. Beard/C. Beard]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 80579: authorized by K. Christopher Beard, entered by K. Christopher Beard on 28.04.2008
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Ectypodus powelli Jepsen 1940 multituberculate | |
Labidolemur kayi Simpson 1929 eutherian | |
Apheliscus nitidus Simpson 1937 elephant shrew
Haplomylus simpsoni Rose 1981 elephant shrew
Aletodon gunnelli Gingerich 1977 elephant shrew | |
Uintacyon rudis Rose 1981 placental | |
Viverravus rosei Polly 1997 placental | |
Ectocion osbornianus Cope 1882 condylarth | |
Wyonycteris chalix, "Leptacodon rosei" = Plagioctenodon rosei
Wyonycteris chalix Gingerich 1987 placental
"Leptacodon rosei" = Plagioctenodon rosei Gingerich 1987 placental | |
Microparamys cheradius Ivy 1990 rodent | |
Niptomomys doreenae McKenna 1960 primate | |
Phenacolemur praecox Matthew 1915 primate | |
Peradectes protinnominatus McKenna 1960 marsupial |