Polystilifera

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