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 ) pulsatrix Perkins Hydraena pulsatrix Perkins 1980: 187 The new records below document new localities and a new depository for identified specimens of this species, which is currently known from Texas to southern Mexico . New record: U.S.A. : Texas , Kerrville , 15.x.1996 , leg. W. F. Chamberlain (1 TAMU ) ; Bexar Co. , Leon Springs , 21.vii.1981 , leg. W. E. Steiner (1 MCZ ) ; Kendall Co. , Boerne (Cascade Caverns), 20.vii.1981 , leg. W. E. Steiner (1 MCZ ) .