Perkins, P. D., and A. E.z. Short. 2004. “Omniops gen. N. And Two New Species of Hydrophilini from Papua New Guinea (Coleoptera: Hydrophilidae)”. Zootaxa 494 (1). Auckland, New Zealand:1–14. https://doi.org/10.11646/zootaxa.494.1.1.