Where: North Dakota (48.0° N, 102.6° W: paleocoordinates 53.0° N, 79.2° W)
• coordinate based on political unit
When: Fort Union Formation, Paleocene (66.0 - 56.0 Ma)
Environment/lithology: fluvial; siliciclastic sediments
Reposited in the USNM
Collection methods: quarrying, mechanical,
• Specimens were collected by R. Brown, T. W. Stanton, J. Murata on July 24, 1931
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 58027: authorized by Peter Wilf, entered by Jocelyn Sessa on 16.01.2006
Creative Commons license: CC BY (attribution)
Taxonomic list
Hepaticae | |
Marchantia pealei Knowlton 1908 liverwort |