Von Ellenrieder, Natalia, and Rosser W. Garrison. 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 1805 (1). Auckland, New Zealand:1–51. https://doi.org/10.11646/zootaxa.1805.1.1.