Phascolosomatidea is a class of peanut worms containing two orders:

Phascolionidae is a family of peanut worms.

Sipunculidea is a class of marine peanut worms.

Other prey items of adults include peanut worms, sea stars, cephalopods, and small bony fishes.

This proboscis resembles that of peanut worms but it cannot be retracted into the body.

Sipunculus nudus is a species of unsegmented marine worm, also known as peanut worms.

Golfingiiformes is an order of peanut worms.

Phascolosomatidae is a family of peanut worms.

Aspidosiphonidae is a family of peanut worms.

Sipunculidae is a family of peanut worms.