Chrysacanthia spp. A Chrysacanthia iwo sp. n., forewing and hind wing (Forewing length: 15.0 mm) B Chrysacanthia varicella (Fraser), body and wings (after Fraser 1951: figure 8) C Chrysacanthia hainana (Yang & Yang) forewing and hind wing (after Yang and Yang 1991: figure 2). Abbreviations: ig, inner gradate series; psc, pseudocubital vein; psm, pseudomedial vein; og, outer gradate series (drawings not to scale; vestiture omitted).