Exhyalanthrax afer has been reared from pupae of tachinid and ichneumonid parasitoids of Thaumetopoea pityocampa and from the pupae of this species and other Lepidoptera.
:Anomalon is also the type genus of the ichneumon-wasp subfamily Anomaloninae.
Giraudia (Hymenoptera) – Giraudia Förster, 1868, a genus of an ichneumon wasps in the subfamily Gelinae within Ichneumonidae
An example is the parasitic wasp Ichneumon eumerus, which parasitizes the butterfly Phengaris rebeli.