Cnestus ater

Biology: 

Browne, 1961: This species can not be described as highly host selective. It infests shoots, stout twigs and very small poles of about 1.5 to 5 cm diameter of cut, dead or unhealthy trees but has not been found as a primary borer of transplants. The nest usually comprises a circumferential tunnel in the transverse plane, although this may be scarcely developed in very small material, and a longitudinal tunnel, often exceeding a length og 5 cm in the pith.

Thu, 2012-09-06 18:36 -- hulcr
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Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith