Antennae are widely separated at the base. They are dialated apically to form a gradual
club. Each antenna is apically prolonged beyond the club into a hook or small recurved
point.
Insect Morphology and Systematics
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Wings are comparatively small. They are often held partly open at rest. Flight is erratic and
darting.
Larval head is large. There is a constriction beyond the head. Larva tapers towards both
extremities. Larvae are often concealed in the host foliage.