Where: Park County, Wyoming (44.4° N, 108.6° W: paleocoordinates 49.2° N, 91.5° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Willwood Formation, Wasatchian (55.8 - 50.3 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
Purpose of describing collection: taxonomic analysis
PaleoDB collection 15687: 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
Reptilia | |
Allognathosuchus sp. Mook 1921 crocodilian | |
Melanosaurus sp. Gilmore 1928 squamates | |
Lacertilia indet. lizard | |
Testudines indet. Batsch 1788 turtle | |
Mammalia | |
Coryphodon lobatus Cope 1877 pantodont
Coryphodon armatus Cope 1872 pantodont | |
Esthonyx bisulcatus Cope 1874 tillodont | |
Apheliscus insidiosus Cope 1874 elephant shrew | |
Hyopsodus simplex Loomis 1905 condylarth | |
"Phenacolemur citatus" = Simpsonlemur citatus
"Phenacolemur citatus" = Simpsonlemur citatus Matthew 1915 primate | |
| |
Microsyops latidens Cope 1882 primate | |
Cantius abditus Gingerich and Simons 1977 primate | |
Oxyaena forcipata Cope 1874 creodont | |
Prototomus robustus Matthew and Granger 1915 creodont
Tritemnodon strenuus Cope 1875 creodont | |
Miacis exiguus Matthew and Granger 1915 placental
Miacis petilus Gingerich 1983 placental | |
Viverravus acutus Matthew and Granger 1915 placental
Didymictis protenus Cope 1874 placental | |
Phenacodus vortmani Cope 1880 condylarth
Phenacodus intermedius Granger 1915 condylarth
Copecion brachypternus Cope 1882 condylarth | |
Homogalax protapirinus Wortman 1896 odd-toed ungulate
Cardiolophus semihians Cope 1882 odd-toed ungulate | |
"Hyracotherium pernix" = Arenahippus pernix
"Hyracotherium pernix" = Arenahippus pernix Marsh 1876 horse | |
Anacodon ursidens Cope 1882 condylarth | |
Diacodexis metsiacus Cope 1882 even-toed ungulate | |
Palaeosinopa veterrima Matthew 1901 placental | |
Didelphodus absarokae Cope 1881 eutherian
Palaeictops bicuspis Cope 1880 eutherian |