| dreissena | <zoology> A genus of bivalve shells of which one species (D. Polymorpha) is often so abundant as to be very troublesome in the fresh waters of Europe. Origin: NL. Named after Dreyssen, a Belgian physician. Source: Websters Dictionary (01 Mar 1998) |
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Synonyms : Dreissena polymorpha, Zebra Mussels
| dreissena | zebra mussels |
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| dreissena | inch-long mollusk imported accidentally from Europe |
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