Phascolosomatidae

Phascolosomatidae
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Annelida
Class: Sipuncula
Order: Phascolosomatida
Family: Phascolosomatidae
Genera

Phascolosomatidae is a family of peanut worms. It is the only family in the order Phascolosomatida, which is in the only order in the subclass Phascolosomatidea.