Heteronemertea

Lineidae is a family of nemertean worms. It contains the following genera:

Heteronemertea is a monophyletic order of about 500 species of nemertean worms. It contains genera such as Lineus and Cerebratulus, and includes the largest and most muscular nemerteans.

Valenciniidae is a family of worms belonging to the order Heteronemertea.

species of worm

species of worm

Baseodiscus is a genus of nemerteans belonging to the family Valenciniidae.

Baseodiscidae is a family of worms belonging to the order Heteronemertea.

Polybrachiorhynchidae is a family of worms belonging to the order Heteronemertea.