MORPHOLOGY
External characteristics
Male
Hindwings The hindwing underside is black coloured and has a red subcostal stripe (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).
Subspecies and variation
Three subspecies are described, of which two subspecies are found in Papua New Guinea (Pequin, 2021).