Diarsia ruficauda (Warren, 1909)

Fig. 2: 11

Material. Russia: Kunashir Island, 4.5 km NW Mendeleyevo Airport, Tretyakovo village, 6– 11.09.2019, 2 ex., leg. S. Rybalkin.

Distribution. Russia (Khabarovsky Krai, Primorsky Krai), Japan (Hokkaido, Honshu, Shikoku, Kyushu), Korea, China (Lelej 2016). The species is recorded for the first time from the Kuril Islands.