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 class: mesofossils

Preservation: adpression

Collected by W. P. Cockerell, G. N. Rohwer; reposited in the UCM

Primary reference: M. T. James. 1937. A preliminary review of certain families of Diptera from the Florissant Miocene Beds. Journal of Paleontology 11(3):241-247 [C. Labandeira/C. Labandeira/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 106381: authorized by John Alroy, entered by John Alroy on 13.03.2011, edited by Jered Karr, Matthew Clapham and Amy Delelli

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)