Morphology and ultrastructure of antennal sensilla of Macrocentrus cingulum Brischke (Hymenoptera: Braconidae) and their probable functions

•SEM and TEM of antennal sensilla of Macrocentrus cingulum Brischke.•Cuticular pore and nine types of morphologically distinct sensilla were identified.•These sensilla may act as mechano-, chemo-, thermo-, and hygroreceptor in both sexes.•The male antennae length and width were significantly greater...

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