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. ) rectusalsus Perkins Ochthebius rectusalsus Perkins 1980: 329 The new records below document new localities and two new depositories for identified specimens of this rarely collected species, raising the number of identified specimens in museum collections from 54 to 57. The species is coastal, presently known from the San Francisco bay area, California , south to Baja California , Mexico . One specimen known from the coast of Washington . New records: Mexico : Baja California , Miller’s Landing , 15.iv.1987 , leg. F. Andrews & A. Gilbert (1 CDFA ) ; Sur , Guerrero Negro , 16.iv.1987 , leg. F. Andrews & A. Gilbert (1 CDFA ) ; U.S.A. : California , Orange Co. , Bolsa Chica Marsh , 15.xii.1970 , leg. G. L. Challet (2 TAMU ) .