USGS locality 4369, north side of Separation Creek, WY, upper Fort Union Fm (Paleocene of the United States)

Where: Wyoming (41.6° N, 107.6° W)

• Paleocoordinates: 50.9° N, 75.0° W (Wright 2013)

• coordinate estimated from map

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

• formation-level stratigraphic resolution

Environment/lithology: fluvial; white, conglomeratic sandstone and coal

• somewhat conglomeratic basal white sandstone, overlain by coals.

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Specimens were collected by T.W. Stanton, July 16, 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 40535: authorized by Peter Wilf, entered by Jocelyn Sessa on 24.06.2004

Creative Commons license: CC0 (CC0)

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
Polypodiopsida
 Schizaeales - Polypodiidae
Anemia elongata
Anemia elongata Newberry 1863
Angiospermae
 Vitales - Vitaceae
Cissus marginata
Cissus marginata Lesquereux 1872
 Rosids - Moraceae
Ficus artocarpoides
Ficus artocarpoides Lesquereux 1883 fig
 Garryales - Eucommiaceae
Eucommia serrata
 Proteales - Platanaceae
Platanus raynoldsi
Platanus raynoldsi Newberry 1868 plane tree