Horniulus is a genus of beetles in the family Carabidae, containing the following species: \n* Horniulus andrewesi Jedlicka, 1932 \n* Horniulus quadrimaculata Lowerens, 1953
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