Claim: Female Astatochroa sulphurata have greyish-pink forewings, while males are identified by brown lines between the veins of their wings.
Evidence: The forewings of the males are pale yellow, the base of the costa reddish. Females have greyish-pink forewings with an olive tinge and purplish lines. There are two pale brown lines from the inner margin to vein 6 and the subcostal vein.