USGS locality 4674, Shoshone River, WY, lower Fort Union Fm (Paleocene of the United States)

Where: Bighorn County, Wyoming (44.5° N, 109.1° W: paleocoordinates 50.8° N, 87.6° W)

• coordinate based on political unit

When: Fort Union Formation, Paleocene (66.0 - 56.0 Ma)

• lower Fort Union

• formation-level stratigraphic resolution

Environment/lithology: fluvial; siliciclastic sediments

• no lithologic information given

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by E. G. Woodruff, 1907.

Primary reference: R. W. Brown. 1962. Paleocene flora of the Rocky Mountains and Great Plains. United States Geological Survey Professional Paper 375:1-119 [P. Wilf/J. Sessa/J. Sessa]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40778: authorized by Peter Wilf, entered by Jocelyn Sessa on 30.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Species lists for Brown 1962 were compiled from the publication and provided for the Paleobiology Database by Drs. Steven R. Manchester and Peter R. Crane.
Magnoliopsida
 Saxifragales - Cercidiphyllaceae