Full reference: B. B. Rohdendorf. 1962. Order Diptera. Osnovy Paleontologii. Tom 9: Chlenistonogie, Trakheinye i Khelitserovye 307-344
Type specimen: PIN 371/114, a wing. Its type locality is Ak-Bulak-Say, Issyk-Kul (PIN Collection 371), which is in a Hettangian/Sinemurian terrestrial horizon in the Dzhil Formation of Kyrgyzstan.
Average measurements (in mm): wing length 4.70