New data on the little-known species of the water scavenger beetle Helophorus pitcheri Angus, 1970 (Coleoptera: Hydrophiloidea: Helophoridae). (2020). The Kharkov Entomological Society Gazette, 28(1), 12-16. https://doi.org/10.36016/KhESG-2020-28-1-2