Billaea is a genus of tachinid flies in the family Tachinidae. Most larvae, where known are parasitoids of Coleoptera (Cerambycidae, Lucanidae) or Lepidoptera (Pyralidae)
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