^Shannon, Raymond Corbett (1925). "North American Sphecomyia (Diptera, Syrphidae)". The Pan-Pacific Entomologist. 2: 43–44.
^Skevington, J.H.; Locke, M.M.; Young, A.D.; Moran, K.; Crins, W.J.; Marshall, S.A (2019). Field Guide to the Flower Flies of Northeastern North America. Princeton Field Guides (First ed.). Princeton, New Jersey: Princeton University Press. p. 512. ISBN9780691189406.