Polybranchia may refer to: \n* Polybranchia (polychaete), genus of polychaetes in the family Spionidae \n* Polybranchia (gastropod), genus of sea slugs in the family Caliphyllidae __DISAMBIG__
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