1–12. Adults. 1. Naarda ineffectalis (Walker, 1859) female, holotype (coll. NHMUK). 2. ditto, female, Sri Lanka; slide No. BM 21618♀ (coll. NHMUK). 3. ditto, female, Thailand; slide No. OP1624f (coll. OP). 4. ditto, male, Korea; slide No. TB568m (coll. MU). 5. ditto, female, Japan; slide No. TB1583f (coll. NHMUK). 6. ditto, male, Cambodia; slide No. TB832m (coll. HNHM). 7. ditto, female, Cambodia; slide No. TB827f (coll. HNHM). 8. ditto, male, Borneo, Sarawak (coll. ZMUC). 9. ditto, female, Borneo, Sarawak (coll. ZMUC). 10. ditto, male, Sumatra; slide No. TB421m (coll. MF in ZMUC). 11. N. notata (Hampson, 1891), male, Sri Lanka; slide No. BM 20090♂ (coll. NHMUK). 12. ditto, female, syntype; slide No. BM 21613 (coll. NHMUK). 13–16. Labial palps. 13. N. ineffectalis female, holotype (coll. NHMUK). 14. ditto, female, Sumatra (coll. MF in ZMUC). 15. ditto, male, Sumatra (coll. MF in ZMUC). 16. N. notata female, syntype, Sri Lanka; slide No. BM 21613♀ (coll. NHMUK). Figures are to scale.