Full reference: A. G. Ponomarenko. 1977. Paleozoic Members of the Megaloptera (Insecta). Paleontological Journal 11(1):73-81
Type specimen: PIN 3353/1112, a forewing. Its type locality is Soyana (PIN collection 3353), which is in a Roadian lagoonal siliciclastic in the Iva-Gora Beds Formation of the Russian Federation.
Average measurements (in mm): forewing 8.80 x 3.80