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Glynn, R.D. and Short, A.E.Z. 2021.

New species and records of Chasmogenus Sharp, 1882 from the southwestern margin of the Guiana Shield (Coleoptera: Hydrophilidae: Acidocerinae)

. Zootaxa. 5048, 3 (Oct. 2021), 435–443. DOI:https://doi.org/10.11646/zootaxa.5048.3.8.