I am not aware that any of them [scil. a group of ichneumons] are hyperparasitic.
Result of Your Query
hyperparasitichyperparasitisch (ger.)
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Parasitic on or in a parasite. (OED 2011)
- 1833
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Haliday, A.H. (1833). An essay on the classification of the parasitic hymenoptera of Britain, which correspond with the Ichneumones minuti of Linnaeus. Entomolog. Mag. 1, 480-491: 482.