Full reference: A. G. Ponomarenko. 1977. Paleozoic Members of the Megaloptera (Insecta). Paleontological Journal 11(1):73-81
Sister taxa: none
Type specimen: PIN 117/2459, a forewing. Its type locality is Soyana (PIN collection 117), which is in a Roadian lagoonal siliciclastic in the Iva-Gora Beds Formation of the Russian Federation.
Average measurements (in mm): forewing 15.2 x 6.6