black, irregulary marked with white splotches; long black and white striped antennae(1)
Range
native to China(2), introduced to ne NA, apparently not established(3) (used to be a problem at some point locally)
Food
Larvae feed on many hardwood trees, primarily on maple and poplar (also birch, horsechestnut, willow, elm, and ash); unlike other borers, may attack healthy trees, causing severe dieback and structural weakening(1)
Remarks
Spreads with solid wood packing material (crates/pallets) or firewood. If you see it, COLLECT IT and call the USDA, applicable State Agency, or Canadian Food Inspection Agency.
Alien terrestrial arthropods of Europe Roques A., Kenis M., Lees D., Lopez-Vaamonde C., Rabitsch W., Rasplus J.-Y., Roy D., eds. 2010. BioRisk 4 Special Issue; 2 vols., 1028 pp.