Where: Wyoming (45.0° N, 109.0° W: paleocoordinates 50.4° N, 90.1° W)
• small collection-level geographic resolution
When: Fort Union Formation, Clarkforkian (56.8 - 55.8 Ma)
Environment/lithology: siltstone and sandstone
Size class: macrofossils
Preservation: adpression, original carbon
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 11348: authorized by Scott Wing, entered by Summer Ostrowski on 13.08.2001, edited by John Burns
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Angiospermae | |
Acer silberlingii maple | |
""Carya" antiquorum" = Hicoria antiquora
""Carya" antiquorum" = Hicoria antiquora Newberry 1868 | |
"Ampelopsis" acerifolia Newberry 1868 | |
"Ficus" artocarpoides Lesquereux 1883 fig | |
Dicotyledoneae | |
Ternstroemites aureavallis Hickey 1977 | |
Angiospermae | |
"Viburnum" asperum Newberry 1868 honeysuckle | |
Cercidiphyllum genetrix Newberry 1868 katsura | |
Porosia verrucosa Lesquereux 1878 | |
Persites argutus Hickey 1977 laurel | |
Glyptostrobus europaeus Brongniart 1833 Chinese swamp cypress
Metasequoia occidentalis Chaney 1951 dawn redwood |