MORPHOLOGY
External characteristics
Male
Wingspan (mm): 83 - 100 (DBpedia, n.d.).
Hindwings The hindwing upper side has a white coloured cell patch (Pequin, 2021).
Female Wingspan (mm):102 - 104 (DBpedia, n.d.).
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
Eight or nine subspecies are described; Delias of the World (Pequin, 2021) is uncertain if ssp. tongi is a separate subspecies or a synonym of ssp. yunnana (Pequin, 2021).