peanut worm


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Related to peanut worm: Bristle worm
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Noun1.peanut worm - small unsegmented marine worm that when disturbed retracts its anterior portion into the body giving the appearance of a peanut
invertebrate - any animal lacking a backbone or notochord; the term is not used as a scientific classification
phylum Sipuncula, Sipuncula - peanut worms
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References in periodicals archive ?
The main peanut pests are trips and the red necked peanut worm, but leafhoppers, caterpillars, mites, bugs, termites and scales may occur and cause serious yield losses (Almeida 2013).
Metal concentrations (1996, 2000): Examples of the peanut worm Sipunculus nudus are included in Fig.
Brachiopods, peanut worms and some other kind of marine worms have purple blood.