Delias descombesi

MORPHOLOGY

External characteristics

Male 
Forewing length (mm): 40 (Kirton, 2018).
Forewings: The forewing surface is predominantly white coloured (Pequin, 2021). Hindwings The hindwing underside is yellow coloured and marked with a conspicuous red costal streak (Kirton, 2018).

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 hindwing upper side has a row of small white coloured submarginal spots (Pequin, 2021).  

Subspecies and variation

 
Three subspecies are described (Pequin, 2021).

Similar species

This species is very similar to Delias belisama, but the males of this can be distinguished by the forewing being predominantly white coloured, and the female of this species has on the hindwing upper side a row of small white coloured submarginal spots (Pequin, 2021).