Unmounted material: Pupal cases are colourless or yellowish, nearly oval and 1-1.25 mm long and 0.75-0.90 mm wide. Mature pupae have a swollen ventral surface and are surrounded by a band of wax. Waxy rods emanating from each of the large compound pores, which occur in five subdorsal pairs, extend upward and outward from the back. Waxy rods can be up to 8 mm in length.
Slide mounted material: With 4 pairs of abdominal compound pores. Dorsal disc densely punctuated by simple pores of several types. Antennae of adults with 5 flgellar segments, none densely sensoriate in either sex. Female with posterior two pairs of wax plates with reticulate pattern.