The distribution and relative abundance of the sibling species Orthemis ferruginea (Fabricius, 1775) and O. discolor(Burmeister, 1839) in North and Middle America (Anisoptera: Libellulidae)
International Journal of Odonatology, Volume 1, Issue 1, Pages 89-93, 1998
Published: 1 October 1998 (Received: 24 February 1998, Accepted: 1 July 1998)
The sibling species Orthemis discolor and O. ferruginea are distinguished by coloration, although one structural characteristic can be used to differentiate many females. Further information on the distribution and relative abundance of the two species in North and Middle America is presented.
Issue section: Article