Florissant, Station 5 (Eocene of the United States)

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

• "shales"

Size class: mesofossils

Preservation: adpression

Collected by W. P. Cockerell, T. D. A. Cockerell, S. A. Rohwer; reposited in the UCM

Primary reference: A. L. Melander. 1949. A Report on Some Miocene Diptera from Florissant, Colorado. American Museum Novitates 1407:1-61 [C. Labandeira/C. Labandeira/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 124683: authorized by Matthew Clapham, entered by Matthew Clapham on 21.02.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Diptera - Chironomidae
Chironomus requiescens n. sp. Melander 1949 non biting midge
AMNH 26474:1, 2