all black Crabroninae - Crossocerus
Shediac - Parlee Beach Provincial Park, Westmorland County, New Brunswick, Canada
October 9, 2014
Size: est. 10mm.
On dogwood (Cornus sp.) at edge of hardwood forest. Appears to be a square-headed wasp but I don't recall seeing an all-black one before. Perhaps have just ignored them in the past.
Images of this individual: tag all