Orr, A. & Richards, S. (2016)

Three new species of Papuagrion Ris, 1913 (Odonata: Coenagrionidae) from the Hindenburg Wall region of western Papua New Guinea

. Zootaxa, 4072 (3), 319–332.
https://doi.org/10.11646/zootaxa.4072.3.2