Hydrochus piroei Makhan, 1992: 97 Taxonomy of Ecuadorian water beetles in the genus Hydrochus Leach, 1817 (Coleoptera: Hydrochidae) Perkins, Philip D. Zootaxa 2020 2020-06-11 4790 2 358 374 6MJWP Makhan Makhan 1992 [151,476,862,889] Insecta Hydrochidae Hydrochus Animalia Coleoptera 15 373 Arthropoda species piroei      Hydrochus piroei Makhan, 1992: 97 Originally described from Suriname, and recently reported from Venezuela( Perkins, 2019c), the following specimen records are from Ecuador. Images of the habitus and male genitalia of a specimen from Venezuelaare given in Perkins (2019c).   Material examined (4):   Ecuador: Napo, Limoncocha, ( 1°33’S, 75°35’W),  3.vi.1977, leg. W. E. Steiner(1 NMNH); same locality,  11.vi.1977, leg. P. J. Spangler& D. R. Givens(#115) (2 NMNH); same locality,  12.vi.1977, leg. W. E. Steiner(1 NMNH). 2632886324 [428,1432,1139,1166] 1977-06-03 NMNH W. E. Steiner Ecuador -1.55 Limoncocha 1308 -75.583336 15 373 1 Napo 2632886334 [151,1050,1175,1202] 1977-06-11 NMNH P. J. Spangler & D. R. Givens Ecuador -1.55 Limoncocha 1308 -75.583336 15 373 1 Napo 2632886332 1977-06-12 NMNH W. E. Steiner Ecuador -1.55 Limoncocha 1308 -75.583336 15 373 1 Napo