An Ancistrocerus nigricornis [1] female, a Potter wasp (Ancistrocerus), foeraging on Giant goldenrod (Solidago gigantea) for nectar.

References
1 Determinaties muurwespen (Ancistrocerus) AHWAn Ancistrocerus nigricornis [1] female, a Potter wasp (Ancistrocerus), foeraging on Giant goldenrod (Solidago gigantea) for nectar.
References
1 Determinaties muurwespen (Ancistrocerus) AHW