First record in Belgium of Trissolcus basalis (Hymenoptera, Scelionidae), an egg parasitoid of economically important stink bugs (Hemiptera, Pentatomidae)

The scelionid parasitoid Trissolcus basalis (Wollaston,1858) has been detected in Belgium for the first time based on specimens reared from a parasitized egg mass of Nezara viridula (Linnaeus,1758) collected an urban garden at Sint-Amandsberg, Ghent. Identification was adult morphology and DNA barcoding. This is presently believed to be northernmost record Europe T. could consequence northward expansion this species due climate change. may economic importance biological control stink bug pests Belgian vegetable fruit production.