Eurystylus coelestialium

Eurystylus coelestialium (Kirkaldy, 1902) (Fig. 1G) Olympiocapsus coelestialium Kirkaldy, 1902: 255. Eurystylus coelestialium Yasunaga et al. 2017: 307; Kim et al. 2025: 29. Diagnosis and description. See Yasunaga et al. (2017) for the diagnosis and Kirkaldy (1902) for the original description. Biology. This species is primarily collected from the flowers of various broad-leaved trees; for a detailed list of host plants, see Yasunaga et al. (2017). In the Korean populations, this species has been collected from the following host plants: Ligustrum obtusifolium (Oleaceae), Humulus japonicus (Cannabaceae), Rhus chinensis (Anacardiaceae), and Lespedeza bicolor (Fabaceae), which are new records of the host plant. Distribution. China, Japan, Korea, Russia, Taiwan, Vietnam. Material examined. [CNU] 4♂♂ 7♀♀, Gyejok-san (Mt), Jang-dong, Daeduk-gu, Daejeon, Korea, 12.viii.2014, Light trap, J. Kim leg.; [CNU] 3♂♂ 2♀♀, Boksu-dong, Seo-gu, Daejeon, Korea, 12.x.2014, on Humulus japonicus, J. Kim leg.; [CNU] 1♂, Bach Ma National Park, Loc Tri, Phu Loc, Hue City, Vietnam, 22.vi.2023, J. Jeon leg.; [ISNB] 2♂♂, Tam Dao National Park, Phu Tho Province, Vietnam, 25-28.viii.2010, J. Constant & P. Limbourg leg. (FC n° 11091-11092).