Where: Wyoming (41.8° N, 110.7° W: paleocoordinates 46.9° N, 94.4° W)

• coordinate based on nearby landmark

When: Fossil Butte Member (Green River Formation), Wasatchian (55.8 - 50.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified, diatomaceous, tuffaceous shale

Size class: macrofossils

Preservation: adpression

Reposited in the USGS

Primary reference: S. H. Scudder. 1893. Tertiary Rhynchophorous Coleoptera of the United States. Monographs of the United States Geological Survey 21:1-206 [C. Labandeira/C. Labandeira/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152140: authorized by Matthew Clapham, entered by Matthew Clapham on 08.11.2013

Creative Commons license: CC BY (attribution)