Where: Fremont County, Wyoming (43.3° N, 107.7° W: paleocoordinates 48.0° N, 90.8° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Lysite Member (Wind River Formation), Lysitean (55.8 - 50.3 Ma)

• "about 40 feet below the top of the escarpment... from the Lysite Member"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by University of Kansas in 1970; reposited in the AMNH

Collection methods: surface (float),

• "surface float"

Primary reference: L. D. Martin and C. C. Black. 1972. A new owl from the Eocene of Wyoming. Auk 89(4):887-888 [J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 74295: authorized by John Alroy, entered by John Alroy on 01.08.2007

Creative Commons license: CC BY (attribution)