Monostilifera
| Monostilifera | |
|---|---|
 | |
| Terrestrial ribbon worm | |
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| Egg-case of Argonemertes australiensis | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Nemertea |
| Class: | Enopla |
| Order: | Hoplonemertea |
| Suborder: | Monostilifera |
| Families | |
Monostilifera is a suborder of nemertean worms belonging to the class Enopla, a class of worms characterized by the presence of a peculiar armature of spines or plates in their proboscis.