Where: Park County, Wyoming (44.4° N, 108.7° W: paleocoordinates 49.0° N, 92.1° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Willwood Formation, Early/Lower Eocene (55.8 - 48.6 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: fluvial-lacustrine; lithified siliciclastic sediments
Size classes: macrofossils, mesofossils
Reposited in the UMMP
Collection methods: surface (float), surface (in situ),
Primary reference: P. D. Polly. 1997. Ancestry and Species Definition in Paleontology: A Stratocladistic Analysis of Paleocene-Eocene Viverravidae (Mammalia, Carnivora) from Wyoming. Contributions from the Museum of Paleontology, University of Michigan 30(1):1-53 [J. Alroy/J. Alroy/M. Uhen]more details
PaleoDB collection 15685: authorized by John Alroy, entered by John Alroy on 21.09.1998, edited by Leah Gannon and Will Clyde
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Microsyops latidens Cope 1882 primate | |
Cantius abditus Gingerich and Simons 1977 primate | |
"Hyracotherium pernix" = Arenahippus pernix
"Hyracotherium pernix" = Arenahippus pernix Marsh 1876 horse | |
Phenacodus vortmani Cope 1880 condylarth | |
Bunophorus etsagicus Cope 1882 even-toed ungulate | |
Didymictis protenus Cope 1874 placental
Viverravus acutus Matthew and Granger 1915 placental | |
Hyopsodus minor Loomis 1905 condylarth
Hyopsodus lysitensis Gingerich 1974 condylarth | |
Reptilia | |
Testudines indet. Batsch 1788 turtle |