Megabalanus is a genus of barnacles in the family Balanidae. Members of the genus grow to 7 centimetres (2.8 in) in length and inhabit the lower intertidal zone.
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