New Neotropical and Nearctic species of water beetles in the genera Hydraena Kugelann and Ochthebius Leach, a key to North American genera and subgenera of the family, new distribution records, and a synopsis of ecology, behavior and morphology related to aquatic life (Coleoptera: Hydraenidae) Author Perkins, Philip D. text Zootaxa 2023 2023-11-07 5367 1 1 86 https://www.mapress.com/zt/article/download/zootaxa.5367.1.1/52225 journal article 10.11646/zootaxa.5367.1.1 1175-5334 10145106 5A1E5321-D2BA-4B92-BA23-A7C1CDBA5723 Hydraena ( Hydraenopsis ) guatemala Perkins Hydraena guatemala Perkins 1980: 169 The new record below documents a new locality, a new depository for an identified specimen of this species, and a first record for Nicaragua . Only two male specimens are known for this very rarely collected species, one each from Guatemala and Nicaragua . New record: Nicaragua : Laguno de Xilon , 8.xi.1994 , leg. De Berghe ( 1 male MCZ ) .