Where: Park County, Wyoming (44.6° N, 109.9° W: paleocoordinates 49.4° N, 93.3° 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: X. Zhou and P. D. Gingerich. 1991. New Species of Hapalodectes (Mammalia, Mesonychia) from the Early Wasatchian, Early Eocene of Northwestern Wyoming. Contributions from the Museum of Paleontology, University of Michigan 28(9):215-220 [J. Alroy/J. Alroy/P. Mannion]more details
PaleoDB collection 15679: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Will Clyde
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Lacertilia indet. lizard | |
Mammalia | |
Coryphodon eocaenus Owen 1846 pantodont | |
Esthonyx spatularius Cope 1880 tillodont | |
Haplomylus speirianus Cope 1880 elephant shrew | |
Hyopsodus loomisi McKenna 1960 condylarth | |
Ignacius graybullianus Bown and Rose 1976 primate | |
| |
Rodentia indet. Bowdich 1821 rodent | |
Paramys taurus Korth 1984 rodent | |
Hapalodectes anthracinus Zhou and Gingerich 1991 condylarth | |
Cardiolophus radinskyi Gingerich 1991 odd-toed ungulate | |
"Hyracotherium grangeri" = Sifrhippus grangeri
"Hyracotherium grangeri" = Sifrhippus grangeri Gingerich 1989 horse | |
Phenacodus vortmani Cope 1880 condylarth
Ectocion osbornianus Cope 1882 condylarth
Ectocion osbornianus Cope 1882 condylarth | |
Diacodexis metsiacus Cope 1882 even-toed ungulate | |
"Miacis winkleri" = Gracilocyon winkleri
"Miacis winkleri" = Gracilocyon winkleri Gingerich 1983 placental | |
Palaeoryctes sp. Matthew 1913 eutherian |