USGS locality 4896, 1 mi southeast of Dietz, WY, upper Fort Union Fm (Paleocene of the United States)

Where: Wyoming (44.9° N, 107.0° W: paleocoordinates 50.8° N, 85.2° W)

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

• upper Fort Union

Environment/lithology: fluvial

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by T.E. Williard, Aug. 13, 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/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41227: authorized by Peter Wilf, entered by Jocelyn Sessa on 09.07.2004

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.
Dicotyledoneae
 Myrtales - Trapaceae
Trapa paulula water caltrop