Piseinotecidae is a taxonomic family of sea slugs, specifically aeolid nudibranchs, marine gastropod molluscs in the superfamily Aeolidioidea. Recent studies suggest that the family might need to be merged with Flabellinidae.
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