USGS locality 4582, 6 miles east of Buckey, MT, upper Fort Union Fm (Paleocene of the United States)

Where: Montana (46.2° N, 108.3° W: paleocoordinates 52.3° N, 86.2° W)

• coordinate estimated from map

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

• upper Fort Union

• formation-level stratigraphic resolution

Environment/lithology: fluvial; siliciclastic sediments

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by Richards, Sept. 21, 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 40741: authorized by Peter Wilf, entered by Jocelyn Sessa on 29.06.2004

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.
 Pinales - Taxodiaceae
Metasequoia occidentalis Chaney 1951 dawn redwood
 Magnoliales - Lauraceae
Persea brossiana Brown 1962 laurel