Where: Montana (47.3° N, 106.9° W: paleocoordinates 53.1° N, 84.2° W)

• coordinate estimated from map

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

• formation-level stratigraphic resolution

Environment/lithology: fluvial; siliciclastic sediments

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by A. K. Cameron on April 7, 1905

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 53965: authorized by Peter Wilf, entered by Jocelyn Sessa on 19.09.2005

Creative Commons license: CC BY (attribution)