Stuke, J.-H., and D. K. Clements. “Revision of the Myopa Testacea Species-Group in the Palaearctic Region (Diptera: Conopidae)”. Zootaxa, vol. 1713, no. 1, Feb. 2008, pp. 1–26, doi:10.11646/zootaxa.1713.1.1.