Observation of antennal sensilla of Stomphastis thraustica with scanning electron microscope

Scanning electron microscopy was used to observe antennae and sensilla of Stomphastis thrausticaMeyrick.Five types of sensilla were found on antennae:sensilla trichodea,sensilla chaetica,sensilla coeloclnica,sensilla basiconca and sensilla squamiformia.The morphological characteristics of these sensilla were described.The number of sensilla trichodea was the highest in all sensilla.Sensilla trichodea consisted of longer and shorter sensilla trichodea.Sensilla chaetica also consisted of longer and shorter sensilla chaetica.