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paddle worm

British  

noun

  1. any of a family of green-blue faintly iridescent active marine polychaete worms of the genus Phyllodoce, having paddle-shaped swimming lobes, found under stones on the shore

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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A continuous worm, being more rigid than a paddle worm, needs fewer supports.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" by Various