(67) Nemophora chalybeella (Bremer, 1864)

Adela chalybeella Bremer, 1864: 92, pl. VII, fig. 25 (TL: Russia, Siberia).

Nemotois chalybeella: Meyrick 1912a: 10; Meyrick 1912b: 8 (E. Siberia).

Nemophora chalybeella: Kozlov 1997b: 43; Sun et al. 2022: 310, figs. 8, 9, 33, 49 (review).

Diagnosis. This species is similar to N. lapikella but can be distinguished by the forewing without a black speckle at the base; the male genitalia have a dome-shaped uncus, and the ventral margin of the valva is vertically straight from basal 1/4 to middle (Sun et al. 2022).

Specimens examined. Not available in this study.

Distribution. China (Beijing, Gansu, Hebei, Henan, Liaoning, Ningxia, Shaanxi, Shanxi, Sichuan, Tianjin); Russia, South Korea.

Remarks. This species was first recorded by Sun et al. (2022) based on a series of specimens from multiple provinces in China.