[1]
Perkins, P.D. 2011. New species (130) of the hyperdiverse aquatic beetle genus Hydraena Kugelann from Papua New Guinea, and a preliminary analysis of areas of endemism (Coleoptera: Hydraenidae). Zootaxa. 2944, 1 (Jun. 2011), 1–417. DOI:https://doi.org/10.11646/zootaxa.2944.1.1.