Vine borer

(Zool.)	Any one of several species of beetles whose larvæ bore in the wood or pith of the grapevine, especially Sinoxylon basilare, a small species the larva of which bores in the stems, and Ampeloglypter sesostris, a small reddish brown weevil (called also vine weevil), which produces knotlike galls on the branches.
	A clearwing moth (Ægeria polistiformis), whose larva bores in the roots of the grapevine and is often destructive.