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echiuroid
[ ek-ee-yoor-oid ]
noun
- any wormlike invertebrate of the phylum Echiuroidea, found in sand and mud of tropical and subtropical seas, having at the mouth a ciliated, often elongated prostomium.
adjective
- belonging or pertaining to the Echiuroidea.
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˜yÐÄvlog History and Origins
Origin of echiuroid1
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Example Sentences
Examples have not been reviewed.
The female has the normal Echiuroid structure, but the male is reduced to a minute, flattened, planarian-like organism, which passes its life usually in the company of two or three others in a special recess of the nephridia of the female.
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