Marumba spectabilis (Taxonomy)
Transferred to Marumba by Kirby, 1892, Synonymic Cat. Lepid. Heterocera1: 707.
More rufous brown than other species of the genus and much more conspicuously coloured than Marumba dyras, Marumba sperchius and Marumba cristata. Forewing upperside with tornal loop strong and with more weak and irregular bands than in other species. Forewing underside with a large orange-tawny area on posterior part. Hindwing underside with an orange-tawny patch on termen close to tornus. Uncus deeply divided into two slender, obliquely rounded lobes, not pointed as in Marumba cristata.Gnathos in form of a low ridge, medial lobe hardly developed. Valva with dorso-apical lobe more downcurved than in Marumba sperchius and Marumba dyras. Harpe not dentate, long, resembling that of Marumba amboinicus. Sterigma with lamella antevaginalis with ridge weakly bilobed, lobes rounded.