Prolasius is a genus of ants in the subfamily Formicinae. Of the genus' 19 species, 18 are known from Australia (one of which is also found in Papua New Guinea) and one from New Zealand. They nest in soil under rocks or logs, sometimes in trees.
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