PaleoDB taxon number: 251709
Full reference: N. S. Kalugina. 1986. Flies. Muscida (=Diptera), in Nasekomye v rannemelovykh ekosistemakh zapadnoy Mongolii. The Joint Soviet-Mongolian Palaeontological Expedition 28:112-125
Type specimen: PIN 3149/1121, an exoskeleton. Its type locality is Gurvan-Ereny-Nuruu (Outcrop 236/29), which is in an Aptian lacustrine - large shale/sandstone in the Gurvan-Eren Formation of Mongolia.
Average measurements (in mm): body length 4.73, wing length 5.30