Hippotion butleri
Diagnostic description:
Superficially similar to Rhagastis mongoliana but immediately distinguishable by the conspicuously black-and-white chequered forewing fringes. Forewing upperside basal two-thirds and marginal band pale khaki, submarginal band buff; discal spot a conspicuous round black spot. Hindwing upperside dark brown, with buff medial band restricted to area near tornus.