Animal Phyla/Nemertea
< Animal Phyla 
Micrura alaskensis, a ribbon worm.

- Nemertea
- Name Meaning: A sea nymph
- English Common Name: Ribbon worms
- Major distinguishing characteristics:
- Approximate number of species described: about 1200
Natural History
Taxonomy
Anatomy
The Fossil Record
Quiz
- Nemertea Quiz