Life … Animals Arthropods Insects Hymenopterans Pteromalid Wasps Roptrocerus Roptrocerus xylophagorum species 3 observations Roptrocerus xylophagorum Roptrocerus xylophagorum Supported by All 6 native plantssupport it in the US Shelter plants Plants it nests or roosts in Western Ponderosa Pine, Tamarack, Shortleaf Pine, Eastern White Pine 6 Close