Pleurolidiidae
Pleurolidiidae is a family of nudibranchs, shell-less marine gastropod molluscs or sea slugs, within the superfamily Aeolidioidea.Genera and species within the family Pleurolidiidae include:
Pleurolidia juliae and Protaeolidiella atra are sister species according to DNA evidence and are poorly supported as members of the polyphyletic Facelinidae. As the family Facelinidae will be revised in the near future these species are currently placed in Pleurolidiidae.