Heterischnus is a genus of parasitoid wasps belonging to the family Ichneumonidae.
The species of this genus are found in Europe, North America, and Africa.
Species: Heterischnus africanus (Heinrich, 1936) Heterischnus anomalus (Wesmael, 1857) Heterischnus bicolorator (Aubert, 1965) Heterischnus coloradensis (Cushman, 1920) Heterischnus debilis (Gravenhorst, 1829) Heterischnus filiformis (Gravenhorst, 1829) - Xestia collina is its known host. Heterischnus huardi (Provancher, 1875) Heterischnus mexicanus Claridge, 2021 Heterischnus mfongosi Rousse & van Noort, 2013 Heterischnus mkomazi Rousse & van Noort, 2013 Heterischnus olsoufieffi (Heinrich, 1938)
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