Taxonomy of Central American water beetles in the genus Hydrochus Leach, 1817 (Coleoptera: Hydrochidae) Author Perkins, Philip D. text Zootaxa 2021 2021-05-21 4974 3 459 503 journal article 6214 10.11646/zootaxa.4974.3.2 5b4eaeb3-5722-4021-84ad-125ccd80855f 1175-5326 4777839 1BD6220B-7540-4A12-B3D2-5EDC1A3B7DD8 Hydrochus soekhnandanae Makhan Fig. 31 Hydrochus soekhnandanae Makhan 1992: 98 . Hydrochus pupillus Orchymont : Oliva (1996: 331) , misidentification; corrected by Perkins (2019c) . Originally described from Suriname ; locality data records have also been published for Venezuela ( Perkins, 2019c ). Images of the habitus and male genitalia, and detailed description of the male genitalia are given in Perkins (2019c) . One record is now known for Panama . Material examined (1): Panama : Canal Zone , Barro Colorado Isl. , 9.v.1946 , leg. P. V. Mook (1 NMNH ) .