Length 15 mm. This is a medium to large species of wasp. Both the male and the female have very distinct black and yellow abdominal bands. It is predatory on moth and butterfly larvae.
Usually seen feeding on umbellifers, or flying through foliage on the hunt for prey. Not a very well recorded species, with a few scattered reports in England and in Wales.
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps & Sawflies)
Family Ichneumonidae (Ichneumon Wasps)
Species Ichneumon xanthorius Forster, 1771
Photos: Back garden, South Staffordshire June 2019. © Peter Hillman