“…Originally described by Stuxberg (1876a, b) from the Yenisei River region (Krasnoyarsk Province), this species was later redescribed by Eason (1976) with lectotype designation, and it was synonymized with Monotarsobius kaszabi Loksa, 1965, the latter species described from Mongolia. Lithobius khstan (Tuf, 2007;Tuf et al, 2010;Dyachkov, 2017Dyachkov, , 2019, the Tyumen and Omsk areas, and the Republic of Khakassia, all Siberia (Sergeeva, 2010; Bukhkalo et al, 2014;Nefediev et al, 2017b;Nefediev, Farzalieva, 2020 (Nefediev et al, 2020b;Nefediev, Farzalieva, 2020 (Nefediev et al, 2017a(Nefediev et al, , 2018(Nefediev et al, , 2020aNefediev, Farzalieva, 2020).…”