de Marmels, J., and U. G. Neiss. “Description of the Larva of Gynacantha Auricularis Martin, 1909 (Odonata: Aeshnidae)”. Zootaxa, vol. 3137, no. 1, Dec. 2011, pp. 64–68, doi:10.11646/zootaxa.3137.1.5.