USGS locality 8556, 10 miles north of Terry on road to Crow Rock (Paleocene of the United States)

Where: Montana (46.9° N, 105.4° W: paleocoordinates 52.4° N, 82.8° W)

• coordinate estimated from map

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

• Near contact of Lebo and Tongue River members.

Environment/lithology: fluvial; siliciclastic sediments

Reposited in the USNM

Collection methods: quarrying, mechanical,

• Collected by R. W. Brown, F. S. MacNeill on Aug. 13, 1936

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 53942: authorized by Peter Wilf, entered by Jocelyn Sessa on 18.09.2005

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
unclassified
  -
Hydromystria expansa, Planatus raynoldsi
 Coniferales - Cupressaceae
Metasequoia occidentalis
Metasequoia occidentalis Chaney 1951 dawn redwood
Angiospermae
 Typhales - Commelinidae
Sparganium antiquum
Sparganium antiquum Berry 1924 bur-reed
 Saxifragales - Cercidiphyllaceae
Cercidiphyllum arcticum