water scavenger beetle or hydrophilus spp

ancient animal animalia antique aquatic art arthropoda artwork beetle biological biology black bug coleoptera control domestic drawing engraved engraving entomology etching fauna fish flying genus hatcheries hydrophilid hydrophilidae hydrophilinae hydrophilini hydrophilus illustration insect insecta invertebrate larvae life maxillary mosquito old palpi pest picture predator scavenger semiaquatic sketch swim swimming vector vintage water white winged zoology