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EENY311: Black Twig Borer, Xylosandrus compactus (Eichhoff) (Insecta: Coleoptera: Curculionidae: Scolytinae)

Figure 3. Entrance hole, with bark removed, of the black twig borer, Xylosandrus compactus (Eichhoff). Small attack-emergence holes, 0.7 to 0.9 mm in diameter, associated with brood chambers in the pith of a dead twig are signs of black twig borer infestation.

Credit: Photograph by: Lyle J. Buss, University of Florida