Octogomphus specularis
De Odonates du Monde
Zatkos L., Arismendi I. & Gerth W.J. 2021 - Diet of Octogomphus specularis (Hagen in Selys, 1859) (Odonata: Gomphidae) nymphs in western Oregon, U.S.A. with incidental information on the diet of Cordulegaster dorsalis Hagen in Selys, 1858 (Odonata: Cordulegastridae) nymphs. - The Pan-Pacific Entomologst, 97 (2) : 75-79.
