USGS locality 4694 Black Diamond mine , WY, lower Fort Union Fm (Paleocene of the United States)

Where: Wyoming (44.2° N, 108.9° W: paleocoordinates 50.4° N, 87.5° 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 lithology given

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by E.G. Woodruff, Aug. 18, 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 40780: 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.
Angiospermae
 Magnoliales - Magnoliaceae
Magnolia magnifolia Knowlton 1918 magnolia
 Coniferales - Cupressaceae
Glyptostrobus nordenskioldi Chinese swamp cypress
Polypodiopsida
 Polypodiales - Polypodiidae