Eucalyptus Tip Bug - Amorbus sp.

As far as things to drive you completely buggy go, trying to ID shield bugs is proving difficult to beat. Mostly because their isn't that much variety in their shape, and the problem only becomes worse when you're trying to ID them from Nymphs.

 

Uranquinty, NSW

 

EDIT: Found a match, thanks to Lifeunseen lifeunseen.com/index2_list_52.php

 

Eucalyptus Tip Bugs cause wilting and other damage to gum tree shoots, but most trees will survive it.

 

Done