Reared specimens of western Palaearctic Ophion Fabricius (Hymenoptera: Ichneumonidae: Ophioninae) in the National Museums of Scotland

Following recent changes to the taxonomy of north-western European Ophion Fabricius, 1798, species, host records are updated and new records presented for these nocturnal, koinobiont endoparasitoids of Lepidoptera larvae. Rearing data are presented for 22 species with two species re-described. Five species are recorded as new to Britain and Ireland.