Also known as This is Unusual
Where: Carbon County, Wyoming (41.9° N, 106.9° W: paleocoordinates 48.5° N, 84.0° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Ferris Formation, Puercan (66.0 - 63.3 Ma)
• said to be middle Puercan
• bed-level stratigraphic resolution
Environment/lithology: terrestrial
Size class: mesofossils
Reposited in the UW
Primary reference: J. J. Eberle and J. A. Lillegraven. 1998. A new important record of earliest Cenozoic mammalian history: geologic setting, Multituberculata, and Peradectia. Rocky Mountain Geology 33(1):3-47 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 14721: authorized by John Alroy, entered by John Alroy on 21.09.1998
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Periptychus coarctatus Cope 1883 condylarth |