South of Grizzly Creek, North Park (Eocene of the United States)

Where: Colorado (40.4° N, 106.5° W: paleocoordinates 45.0° N, 90.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Coalmont Formation, Wasatchian (55.8 - 50.3 Ma)

Environment/lithology: terrestrial; lithified siliciclastic sediments

Size class: macrofossils

Preservation: adpression

Collected by F.F. Grout in 1911; reposited in the UCM

Primary reference: T. D. A. Cockerell. 1918. New species of North American fossil beetles, cockroaches, and tsetse flies. Proceedings of the United States National Museum 54:301-311 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 140166: authorized by Matthew Clapham, entered by Matthew Clapham on 04.03.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

 Coleoptera - Curculionidae
? Calandrites ursorum n. sp. Cockerell 1918 snout beetle
UCM 5817