^Stackelberg, A. A. (1953). "Kratkiy obzor palearkticheskikh vidov roda Sphegina Mb. (Diptera, Syrphidae)". Proceedings of the Zoological Institute, Leningrad (in Russian). Leningrad. 13: 373–386.
^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.
