Also known as USNM locality 37558
Where: Wyoming (44.2° N, 107.9° W: paleocoordinates 49.4° N, 89.2° W)
• small collection-level geographic resolution
When: Fort Union Formation, Clarkforkian (56.2 - 54.9 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 11445: authorized by Scott Wing, entered by John Burns on 16.08.2001
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Angiospermae | |
Porosia verrucosa Lesquereux 1878 | |
Persites argutus Hickey 1977 laurel | |
Cercidiphyllum genetrix Newberry 1868 katsura | |
Averrhoites affinis Newberry 1868 wood sorrel | |
Populus meigsii poplar | |
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress |