Nguyen, M. T., Novelo-Gutiérrez, R., Ngiam, R. W. J., Kim, J., Phan, Q. T., & Keetapithchayakul, T. S. (2026). Taxonomic study of morphology and distribution of Nannophya pygmaea Rambur, 1842 (Odonata: Libellulidae) with a discussion on the possibility of cryptic diversity and larval comparison of genera in subfamily Brachydiplacinae. Zootaxa, 5777(3), 555–573. https://doi.org/10.11646/zootaxa.5777.3.9