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Freitag, H. 2012. Ancyronyx jaechi sp.n. from Sri Lanka, the first record of the genus Ancyronyx Erichson, 1847 (Insecta: Coleoptera: Elmidae) from the Indian Subcontinent, and a world checklist of species. Zootaxa. 3382, 1 (Jul. 2012), 59–65. DOI:https://doi.org/10.11646/zootaxa.3382.1.6.