Eight new species of the genus Promalactis (Lepidoptera: Oecophoridae) from Indonesia, with a checklist of the genus Author Kim, Sora Author Heppner, John B. Author Park, Kyu-Tek text Journal of Natural History 2017 2017-08-15 51 29 - 30 1671 1695 http://dx.doi.org/10.1080/00222933.2017.1353154 journal article 10.1080/00222933.2017.1353154 1464-5262 4746796 E25224C7-2D41-4F5A-A4BB-41AA1307E0C0 Promalactis sumatrana Lvovsky, 2000a Promalacti sumatrana Lvovsky, 2000a: 674 . TL: Dolok Merangir, Indonesia . Diagnosis ( Figures 2m , 3m , 4j, 4 ja,b, 5e, 5ea,b) This species is characterized from congeners by the wing pattern with the postmedial pale grey patch traversed from costal margin to posterior margin. The male genitalia are characterized by the circular uncus, the elongated club-shaped cucullus, the process of saccullus with dense hairs and the heavily sclerotized sacculus. The female genitalia are also characterized by the distinctly developed lamella postvaginalis. Material examined Two males and two females : one male , Northern Sumatra , 18 km , northeast Prapat , 8–14 November 1985 , 1050 m, J .B. Heppner , & E .W. Diehl , gen . slide No . 9318, one male , Sumatra U ., 7 km southeast Parapat , 22 August 1992 , 1400 m , J .B. Heppner , & E .W. Diehl ; two females , Sumatra U ., 43 km , southwest P. Siantar (HW4), 1200 m , 24–26 July 1992 , J . B. Heppner , gen . slide No . 9303, 9304/S Kim. Distribution Indonesia ( Sumatra : North, Northeast).