latest update:2021/11/08

Macrosiagon nasutum (Thunberg, 1784) Body black. Head ellipsoidal, projecting markedly backwards. All species of the family Rhipiphoridae are parasitoids of various insects including trap-nesting hymenoptera.

Host-parasite relationship
Parasitizing Anterhynchium flavomarginatum, etc.
Rhipiphoridae
Macrosiagon

Body length : 5-11 mm
Distribution in Japan : Honshu, Shikoku, Ishigakijima Island



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