Lists of World Genera
Gauld & Huddleston explain that these " . . . characteristics have evolved several times amongst several different groups of Hymenoptera. The Ophionoid facies is found to occur not only within several different subfamilies of Ichneumonidae, but also within the Braconidae, and in the tropics amongst some Aculeate Hymenoptera. The Ophionoid facies is almost invariably confined to nocturnal insects."
Ophionines and Netelia spp. may be readily separated by the following characters:
First metasomal segment
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