Garrison, R.W., Dijkstra, K.-D.B., Hämäläinen, M. and 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 (Jan. 2015), 280–286. DOI:https://doi.org/10.11646/zootaxa.3911.2.9.