sipunculid

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Definitions from WordNet

Noun sipunculid has 1 sense

peanut worm, sipunculid - small unsegmented marine worm that when disturbed retracts its anterior portion into the body giving the appearance of a peanut
--₁ is a kind of invertebrate
--₁ is a member of Sipuncula, phylum Sipuncula

Definitions from the Web

Sipunculid

Description:

A sipunculid refers to any of the marine worm species belonging to the phylum Sipuncula. These creatures typically have a slender, unsegmented body with a retractable introvert and a permanent trunk. Sipunculids are found in various marine habitats worldwide and are known for their unique feeding and burrowing behaviors.

Sample Sentences:

The sipunculid emerged from the sand, extending its long introvert to search for food.
Researchers discovered a new species of sipunculid while conducting a survey of the deep-sea ecosystem.
The local fishermen often encounter sipunculids when pulling up their fishing nets.

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