Troides cuneifera is sexually dimorphic.

Male: The forewings are ground colour black.
There are some yellow postdiscal stripes which may be faint.
The underside of the forewings is very similar.
The hindwings are golden yellow.
The veins and the edge of the wing are black.
There is a chain of post discal black spots.
The underside of the hindwings is very similar.

The abdomen is light brown and has two black spots.
The underside of the abdomen is yellow.
The head and thorax are black.

Female: The female is larger than the male.
The wing ground colour is dark brown.
The veins are bordered by white shading.
There is a golden-yellow area with dark veins on the hindwings.
At the outer edge there is a marginal chain of yellow spots.
The underside is very similar.
Troides cuneifera is sexually dimorphic.
Male: The forewings are ground colour black. There are some yellow postdiscal stripes which may be faint. The underside of the forewings is very similar. The hindwings are golden yellow. The veins and the edge of the wing are black. There is a chain of post discal black spots. The underside of the hindwings is very similar.
The abdomen is light brown and has two black spots. The underside of the abdomen is yellow. The head and thorax are black.
Female: The female is larger than the male. The wing ground colour is dark brown. The veins are bordered by white shading. There is a golden-yellow area with dark veins on the hindwings. At the outer edge there is a marginal chain of yellow spots. The underside is very similar.
Troides cuneifera