American Heritage® Dictionary of the English Language, Fourth Edition
- n. Any of several velvety, usually brightly colored worms of the phylum Nemertina (or Nemertea) that have a flat, unsegmented body with an extensible proboscis and live in the sea or in the mud of the intertidal zone. Also called ribbon worm.
- adj. Of or belonging to the phylum Nemertina (or Nemertea).
Century Dictionary and Cyclopedia
- Pertaining to the Nemertea, or having their characters.
- n. A worm of the class Nemertea.
GNU Webster's 1913
- adj. (Zoöl.) Of or pertaining to the Nemertina.
- n. soft unsegmented marine worms that have a threadlike proboscis and the ability to stretch and contract
- From New Latin Nēmertēs, type genus, from Greek, name of a Nereid. (American Heritage® Dictionary of the English Language, Fourth Edition)
“Other predators include crayfish, turbellarians, and nemertean worms.”
“I don't know much about nemertean biology, so I looked them up in my old edition of Barnes' Invertebrate Biology.”
“There is also one potentially endemic spider, 11 endemic terrestrial mollusks, and one (now-extinct) endemic nemertean, Pantinonemertes agricola.”
“The ecoregion has witnessed the recent extinction of many endemic species, including the Bermuda spike rush (Eloecharis bermudiana) and the only endemic nemertean, Pantinonemertes agricola.”
“In the deep sea live some of the most bizarre and highly adapted creatures on the planet Three-foot nemertean worms and carnivorous sea stars prowl the Antarctic in search of flesh”
“But, rather surprisingly, the sea bed is carpeted with thousands of sea stars, sea urchins and huge nemertean worms which make this sub-zero world their home.”
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