Also known as Dorsey Crk. Fence carbonaceous shale
Where: Wyoming (44.0° N, 108.0° W: paleocoordinates 48.7° N, 90.9° 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
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 11349: authorized by Scott Wing, entered by Summer Ostrowski on 13.08.2001, edited by John Burns
Creative Commons license: CC BY (attribution)
Taxonomic list
Angiospermae | |
Dombeya novimundi Hickey 1977 | |
| |
aff. Juglandaceae "sp. 2" Perleb 1818 | |
Alnus "sp. 1" Miller 1754 alder | |
"Dicotyledonae "dicot XXIII"" = Dicotyledoneae
"Dicotyledonae "dicot XXIII"" = Dicotyledoneae | |
aff. Hamamelidaceae "sp. 1" Brown 1818 witch-hazel | |
Cercidiphyllum genetrix Newberry 1868 katsura | |
Menispermites parvareolatus Hickey 1977 | |
Phoebe "sp. 1" Nees 1836 laurel | |
Metasequoia occidentalis Chaney 1951 dawn redwood |