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 Ochthebius ( s.str. ) pauli Perkins Ochthebius pauli Perkins 1980: 368 The new record below documents a new locality and a new depository for identified specimens of this very rarely collected species, which is represented by only three specimens in collections. The species is presently known only from the type-locality near El Tule , Oaxaca , Mexico , and at Tlacolula, Oaxaca . New record: Mexico : Oaxaca , Tlacolula , 9.ix.1990 , leg. R. Baranowski (5 LUM ) .