Where: Wyoming (44.0° N, 109.0° W: paleocoordinates 49.4° N, 90.4° W)

• small collection-level geographic resolution

When: Willwood Formation, Clarkforkian (56.2 - 54.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: 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 11379: authorized by Scott Wing, entered by Summer Ostrowski on 13.08.2001, edited by John Burns

Creative Commons license: CC BY (attribution)