In Zaire, damage by the Monochamus scabiosus borer has been reported.    From Wordnik.com.  [Chapter 5] Reference

These pine forests have recently been deteriorating because of an introduced pine wood nematode, Bungaphalenchus zylophelus, and its vector, the beetle Monochamus alternatus.    From Wordnik.com.  [Ogasawara subtropical moist forests] Reference

Monochamus altanatus, however, they can remain in the tracheae of the tree.    From Wordnik.com.  [PLoS ONE Alerts: New Articles] Reference