clade Nudibranchia clade Dexiarchia See text Piseinotecidae is a taxonomic family of sea slugs, specifically aeolid nudibranchs, marine gastropod molluscs in the superfamily Aeolidioidea.

[2][3] Recent studies suggest that the family might need to be merged with Flabellinidae.

[4] Genera within the family Piseinotecidae include: