Von Ellenrieder, N. and Garrison, R. W. (2008) “Oreiallagma gen. nov. with a redefinition of Cyanallagma Kennedy 1920 and Mesamphiagrion Kennedy 1920, and the description of M. dunklei sp. nov. and M. ecuatoriale sp. nov. from Ecuador (Odonata: Coenagrionidae)”, Zootaxa. Auckland, New Zealand, 1805(1), pp. 1–51. doi: 10.11646/zootaxa.1805.1.1.