This species is divided into two subspecies: Ophiogomphus severus severus Hagen (described above) and Ophiogomphus severus montanus Selys which is described as having a larger lateral brown spot on the prothoracic segment and more black on segment 10 of the abdomen (Needham, et. al. 2000).
This species is divided into two subspecies: Ophiogomphus severus severus Hagen (described above) and Ophiogomphus severus montanus Selys which is described as having a larger lateral brown spot on the prothoracic segment and more black on segment 10 of the abdomen (Needham, et. al. 2000).
"Species Details - Ophiogomphus severus, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-29105. Accessed 08 May. 2024.
There are 7 specimens of this Species.