^Stackelberg, A.A. (1956). "Neue Angaben über die Systematik der palaarktischen Sphegina-Arten (Diptera, Syrphidae). II". Entomologicheskoe Obozrenie (in German). 35: 935–943.
^Barkalov, A.V. "Syrphidae collection of Siberian Zoological Museum". Novosibirsk, Russia: the Institute of Animal Systematics and Ecology, Siberian Branch of the Russian Academy of Sciences. Archived from the original on October 20, 2008. Retrieved 29 July 2009.
