Notobranchaeidae

Notobranchaeidae
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Euopisthobranchia
Order: Pteropoda
Superfamily: Clionoidea
Family: Notobranchaeidae
(Pelseneer, 1886)
Genera and species

See text

The Notobranchaeidae, or "naked sea butterflies", are a taxonomic family of floating sea slugs, specifically under the subclass Opistobranchia, also called "sea angels".

Similar to other Pteropods, these pelagic marine heterobranch gastropod mollusks are holoplanktonic.