Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 49.7° N, 90.3° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Plesiadapis cookei mammal zone, Sand Coulee beds Member (Willwood Formation), Clarkforkian (56.8 - 55.8 Ma)
• middle Clarkforkian
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Collected in 1983; reposited in the USNM
Primary reference: P. W. Houde. 1988. Paleognathous birds from the Early Tertiary of the Northern Hemisphere. Publications of the Nuttall Ornithological Club 22:1-148 [P. Mannion/P. Mannion]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 133237: authorized by Philip Mannion, entered by Philip Mannion on 07.09.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Aves | |
Eobucco sp. Feduccia and Martin 1976 bird | |
Lithornis promiscuus n. sp., Lithornis plebius n. sp.
| |
Reptilia | |
Lacertilia indet. Owen 1842 lizard | |
Mammalia | |
Ceutholestes dolosus Rose and Gingerich 1987 placental |