turbellaria

Turbellaria

Tur`bel*la"ri*a\, n. pl. [NL., dim. fr. L. turbo a whirling.] (Zo["o]l.) An extensive group of worms which have the body covered externally with vibrating cilia. It includes the Rhabdoc[oe]la and Dendroc[oe]la. Formerly, the nemerteans were also included in this group.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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