MORPHOLOGY
External characteristics
Male
Forewings: The forewing has a creamy white area (Yata and Morishita, 1979). Hindwings The hindwing upper side is almost entirely yellow and has a large red coloured subbasal band (Pequin, 2021).
Female
The females generally have a different underside wing surface than the males, by being darker with broader margins on both wings (D'Abrera, 1982). The female hindwing upper side has a larger creamy white area, but on the forewing a narrower area than in males (Yata and Morishita, 1979).
Subspecies and variation
Ten subspecies are described, of which seven subspecies are found in Java (Pequin, 2021; Yata and Morishita, 1979). Many ssp. are being restricted to individual mountains or ranges (Pequin, 2021).