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Grizzly Buttes (Eocene of the United States)

Where: Uinta County, Wyoming (41.2° N, 110.5° W: paleocoordinates 45.2° N, 96.8° W)

• coordinate based on political unit

• outcrop-level geographic resolution

When: lower Member (Bridger Formation), Bridgerian (50.3 - 46.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by Marsh, Quigley, Harger, Matthew, Thomson, Gazin in 1870-1872, 1905; reposited in the AMNH, USNM, YPM

Primary reference: O. C. Marsh. 1872. Notice of some new Tertiary and post-Tertiary birds. The American Journal of Science and Arts, series 3 4(19-24):256-262 [M. Carrano/M. Carrano] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 16228: authorized by John Alroy, entered by John Alroy on 26.03.1995, edited by Matthew Carrano, Philip Mannion, Roger Benson, Evangelos Vlachos, Patricia Holroyd and Terri Cleary

Creative Commons license: CC BY (attribution)