Plakobranchidae

Plakobranchidae
A live individual of Elysia crispata, head end towards the lower right
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Superfamily: Plakobranchoidea
Family: Plakobranchidae
Gray, 1840
Synonyms
  • Placobranchidae Gray, 1840
  • Actaeonidae Allman, 1845
  • Boselliidae Ev. Marcus, 1982
  • Elysiidae Forbes & Hanley, 1851

Plakobranchidae is a family of sea slugs, marine opisthobranch gastropod mollusks in the superfamily Plakobranchoidea. They superficially resemble nudibranchs but they are sacoglossans, members of the clade Sacoglossa within the Opisthobranchia.