Where: Wyoming (44.7° N, 108.4° W: paleocoordinates 50.5° N, 87.9° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Fort Union Formation, Ti5 (61.7 - 56.8 Ma)
• Ti-5
• 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: W. C. Clyde. 1997. Stratigraphy and mammalian paleontology of the McCullough Peaks, northern Bighorn Basin, Wyoming: Implications for biochronology, basin development, and community reorganization across the Paleocene-Eocene boundary. PhD Thesis, University of Michigan [W. Clyde/W. Clyde/J. Alroy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 46654: authorized by Will Clyde, entered by Will Clyde on 24.01.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Plesiadapis simonsi Gingerich 1975 primate | |
Ectocion osbornianus Cope 1882 condylarth
Phenacodus magnus Thewissen 1990 condylarth | |
Reptilia | |
Testudines indet. Batsch 1788 turtle | |
"Crocodilia indet." = Crocodylia
"Crocodilia indet." = Crocodylia Owen 1842 crocodilian |