Where: Teller County, Colorado (38.9° N, 105.3° W: paleocoordinates 40.4° N, 97.0° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Florissant Formation, Chadronian (37.2 - 33.9 Ma)

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

Size classes: macrofossils, mesofossils

Preservation: adpression

Collected by H. MacGinitie in 1937; reposited in the UCM

Primary reference: F. M. Brown. 1984. Two undescribed fossil Dermaptera from Florissant, Colorado. Entomological News 95:33-35 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 151411: authorized by Matthew Clapham, entered by Matthew Clapham on 30.09.2013

Creative Commons license: CC BY (attribution)