Xylotrya \Xy*lo"try*a\, n. [NL., fr. Gr. xy`lon wood + ? to rub,
wear out.] (Zo["o]l.)
A genus of marine bivalves closely allied to Teredo, and
equally destructive to timber. One species ({Xylotrya
fimbriata}) is very common on the Atlantic coast of the
United States.