Tran, M.K., Huong, L.T.T. and Phan, Q.T. 2025. Notes on the genus Onychargia Selys, 1865 (Odonata: Zygoptera: Platycnemididae) with description of O. hungeri sp. nov. from southern Vietnam. Zootaxa. 5729, 4 (Dec. 2025), 519–534. DOI:https://doi.org/10.11646/zootaxa.5729.4.2.