Also known as USNM locality 37614
Where: Wyoming (44.4° N, 108.2° W: paleocoordinates 49.2° N, 91.0° W)
• small collection-level geographic resolution
When: Willwood Formation, Graybullian (55.8 - 50.3 Ma)
• bed-level stratigraphic resolution
Environment/lithology: wet floodplain; lithified, carbonaceous shale
Size class: macrofossils
Preservation: adpression, original carbon
Reposited in the USNM
Collection methods: quarrying,
Primary reference: S. L. Wing, J. Alroy, and L. J. Hickey. 1995. Plant and mammal diversity in the Paleocene to Early Eocene of the Bighorn Basin. Palaeogeography, Palaeoclimatology, Palaeoecology 115:117-155 [S. Wing/H. Sims/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 11436: authorized by Scott Wing, entered by John Burns on 16.08.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
Angiospermae | |
aff. Typha "sp.1" Linnaeus 1753 bulrush | |
Zingiberopsis isonervosa Hickey 1977 | |
Cercidiphyllum genetrix Newberry 1868 katsura | |
Averrhoites affinis Newberry 1868 wood sorrel | |
Ginkgoopsida | |
Ginkgo adiantoides Unger 1845 ginkgo |