ammonites
Cordilura exhumata Cockerell 1916 (dung fly)

Insecta - Diptera - Scathophagidae

Full reference: T. D. A. Cockerell. 1916. Some American fossil insects. Proceedings of the United States National Museum 51:89-106

Belongs to Cordilura according to T. D. A. Cockerell 1916

Sister taxa: none

Type specimen: USNM 61996, an exoskeleton. Its type locality is Florissant (Wilson coll), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.

Ecology:

Average measurements (in mm): body length 6.50, wing length 6.70