Polystilifera is an suborder of worms belonging to the order Hoplonemertea.
Families: Armaueriidae Balaenanemertidae Brinkmanniidae Buergeriellidae Chuniellidae Dinonemertidae Drepanobandidae Drepanogigantidae Drepanophorellidae Drepanophoridae Drepanophoringiidae Nectonemertidae Pachynemertidae Paradrepanophoridae Pelagonemertidae Phallonemertidae Planktonemertidae Protopelagonemertidae Siboganemertidae Uniporidae
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