Hylaeus (Hylaeus) stubbei Dathe, 1986

Hylaeus stubbei Dathe, 1986a: 296, Ƌ (holotype—Ƌ, “Gov’altaj: Altai [Govi-Altai Aimag, Mongolia], 13.VII.1964, leg. Piechocki & Stubbe”, ZNSH).

Hylaeus peregrinus Dathe, 1986a: 277, ♀ (holotype—♀, “Bajanchongor: Ich bogd, 30 km S Bogd, Bergsteppe [Bayan- Khongor Aimag, Mongolia], 2300 m, 1–24.VII.1979, leg. Dorn“, ZNSH). Synonymized by Proshchalykin & Dathe 2016: 313 –314.

Material examined. Bayan-Ulgii Aimag: 10 ♀, 20 km NW Bulgan, Ikh-Dzhargalatyn-Gol, 23–24.VII.1978, MK (ZISP); Uvs Aimag: 6 ♀, 20 km S Under-Khangai, Chikdzhiin-Gol, 2.VII.1978, Gur'eva, MK (ZISP); Govi-Altai Aimag: 7 ♀, 3 ♂, Altayn Mts., Gichigniy Nuruu, 12.VII.2005, JH (OLBL); Khuvsgul Aimag: 1 ♀, 17 km N Shine- Eder, Dund-Kholoi-Daba Pass, 1900 m, 22.VII.1975, ES (ZISP); Bayan-Khongor Aimag: 1 ♀, 2 km S Bayan- Khongor, 1880 m, 10.VII.2004, JH (OLBL); 5 ♀, 1 ♂, 86 km NW Bayan-Khongor, 2070 m, 14.VII.2004, JH (OLBL); Uvurkhangai Aimag: 1 ♂, Kholt, N Gobi, 17.VII.1926, PK (ZISP); 1 ♂, 30.VII.1926, PK (ZISP); 3 ♀, 12 km E Arbai-Khere, Ongi Gol, 1770 m, 3.VII.2004, JS (OLBL); Tuv Aimag: 1 ♀, Urga[=Ulaanbaatar], 1– 2.VII.1905, PK (ZISP); 1 ♀, Ulaanbaatar, Zuunmod env., 1630 m, 27.VII.2004, MKA (OLBL); Khentii Aimag: 1 ♀, 8 km S Norovlin, 25.VIII.1975, MK (ZISP); Dornod Aimag: 1 ♀, 1 ♂, 10 km NE Gurvan-Dzagal, Duchin-Gol, 23.VIII.1975, MK (ZISP).

Distribution in Mongolia. *Bayan-Ulgii Aimag, *Uvs Aimag, Govi-Altai Aimag, *Khuvsgul Aimag, Bayan- Khongor Aimag, *Uvurkhangai Aimag, Tuv Aimag, *Khentii Aimag, *Dornod Aimag (Fig. 4 e).

General distribution. Mongolia, Russia (Altai Republic).