Assertion: ribbon worm | /r/HasProperty | phylum nemertea
Facets:
Source sentences:
text: They vary in size from less than 1 mm (0.04 inch) in certain nematodes to more than 30 m (100 feet) in certain ribbon worms (phylum Nemertea).
text: With more than 1,000 species of ribbon worms (phylum Nemertea), most found in the ocean, there is a huge range of sizes and lifestyles among the various types.