Duwal et al., 2012a (biology, diagnosis, male and female genitalia); Josifov, 1992b; H.Y. Li & Zheng, 1991a; Yasunaga et al., 1999 (biol., distr., fig.); Yasunaga & Vinokurov, 2000 (biol., distr., figs). Distribution: Yasunaga et al., 1999 (Japan); Duwal et al., 2012a, 2016 (North Korea South Korea).