There is strong sexual dimorphism observed in this genus; males are much shorter, and the apex of elytra is differently shaped, with long spines.
Xylobosca canina female 5mm
this may have been described as Xylobosca leai. Males and females were described separately.
Late July 2016
Hobart
This must have emerged from a blackwood branch.
Identification and preliminary information thanks to Boris Büche