Garrison, R. W., Dijkstra, K.-D. B., Hämäläinen, M., & Villanueva, R. J. T. (2015). Mitragomphus ganzanus Needham, 1944, a geographically misplaced dragonfly, is a junior synonym of Gomphidia kirschii Selys, 1878 (Odonata: Gomphidae). Zootaxa, 3911(2), 280–286. https://doi.org/10.11646/zootaxa.3911.2.9