Also known as USGS locality 2421
Where: Montana (47.1° N, 104.7° W: paleocoordinates 52.5° N, 81.9° 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; carbonaceous shale
Reposited in the USNM
Collection methods: quarrying, mechanical,
• Specimens were collected by C. A. White, August 3, 1882.
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 40100: authorized by Peter Wilf, entered by Jocelyn Sessa on 17.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Polypodiopsida | |
Anemia elongata Newberry 1863 | |
Dicotyledoneae | |
| |
Angiospermae | |