Where: Washakie County, Wyoming (44.1° N, 107.8° W: paleocoordinates 51.0° N, 75.8° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Mesaverde Formation, Judithian (83.5 - 70.6 Ma)
• bed-level stratigraphic resolution
Environment/lithology: "channel"; poorly lithified, intraclastic, yellow, argillaceous sandstone
Size class: mesofossils
Collected in 1981; reposited in the UW
Collection methods: bulk, sieve,
Primary reference: J. A. Lillegraven and M. C. McKenna. 1986. Fossil mammals from the "Mesaverde" Formation (Late Cretaceous, Judithian) of the Bighorn and Wind River basins, Wyoming, with definitions of Late Cretaceous North American Land-Mammal "Ages". American Museum Novitates 2840:1-68 [J. Alroy/J. Alroy/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 14479: authorized by John Alroy, entered by John Alroy on 27.07.1994, edited by Matthew Carrano
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Multituberculata indet. Cope 1884 multituberculate | |
| |
Actinopteri | |
Xiphactinus vetus2 Leidy 1856 |