USGS locality 4028, Turner ranch, near Jordan, MT, Fort Union Fm (Paleocene of the United States)

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

• coordinate based on political unit

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

• 'lower Fort Union.' From Brown.

•'Light colored beds above the Laramie' From USGS unpublished log book.

• formation-level stratigraphic resolution

Environment/lithology: fluvial; siliciclastic sediments

• no lithologic information is given.

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by Leonard, Holgate & Clark, Sept. 25, 1906.

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 40277: authorized by Peter Wilf, entered by Jocelyn Sessa on 21.06.2004

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.
Show authors, comments, and common names
 Coniferales - Cupressaceae
Thuja interrupta
Thuja interrupta Newberry 1868 cypress
Polypodiopsida
 Schizaeales - Polypodiidae
Anemia elongata
Anemia elongata Newberry 1863