Orr, A. and Kalkman, V. 2016. Two new species of Papuagrion Ris, 1913 (Odonata: Coenagrionidae) from New Guinea with a survey of distribution records for the genus . Zootaxa. 4173, 1 (Oct. 2016), 18–28. DOI:https://doi.org/10.11646/zootaxa.4173.1.2.