Hydrobasileus is a small genus of dragonflies in the family Libellulidae, found in south-east Asia, Indonesia, New Guinea, the Solomon Islands and Australia.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0