Errantia

Er`ran´ti`a

n. pl.

(Zool.) A group of chætopod annelids, including those that are not confined to tubes. See Chætopoda.

Errantia

[ə′ran·chə] (invertebrate zoology) A group of 34 families of polychaete annelids in which the anterior region is exposed and the linear body is often long and is dorsoventrally flattened.

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