Hylaeus (Hylaeus) aborigensis Dathe, 1994

Hylaeus aborigensis Dathe, 1994: 442, ♀, Ƌ (holotype—Ƌ, “Sibirien, Pik Aborigen, 25 km SW Warmsteppe am Fluß Kolyma [Magadan Prov., Russia], 500 m, 18.VII.1992, leg. J. Bishop”, SDEI).

Prosopis chasanensis Romankova, 1995 (in Osytshnjuk & Romankova): 486, ♀, Ƌ (type locality: Primorskiy Terr., Russia). Hylaeus chasanensis negoroi Ikudome, 2004: 1 –5, ♀, Ƌ (type locality: Honshu, Japan).

Material examined. Mongolia. Khovd Aimag: 1 ♀, 25 km N Uench, Uench River, 1700 m, 15.VI.2012; 1 ♀, 31 km NNE Bulgan, Ulyastain-Gol, 18.VI.2012, AT (IBSS); Arkhangai Aimag: 3 ♀, 1 ♂, 160 km NW Tsetserleg, Tsagan-Nur, 2100 m, 20.VII.2004, JS, MKA (OLBL); 3 ♀, 3 ♂, Khangayn Mts., 30 km S Khunt, 20.VII.2005; 1 ♀, 1 ♂, 5 km N Khunt, 21.VII.2005, JH (OLBL); Bayan-Khongor Aimag: 1 ♀, Ekhin-Gol oasis, 11–14.VIII.1969, KA (ZISP); 3 ♀, 1 ♂, 2 km S Bayan-Khongor, 1880 m, 10.VII.2004, JH (OLBL); 3 ♀, 3 ♂, 56 km NW Bayan- Khongor, 2220 m, 11–12.VII.2004, JS, JH (OLBL); Tuv Aimag: 4 ♂, Bogduul, S Ulaanbaatar, 1400–2000 m, 2- 12.VII.1988, J. Oehlke (SDEI); 3 ♀, 2 ♂, Ulaanbaatar, Selbe-gol, 28.VI.1994, JC (SDEI); 2 ♀, Ulaanbaatar, Zuunmod env., 1630 m, 27.VII.2004, MKA, JS (OLBL); Dornogovi Aimag: 33 ♀, 12 ♂, Atayn Mts, Gichigniv Nuruu, 10 km SW Sain-Shand, 12.VII 2005, JH (OLBL).

Distribution in Mongolia. *Khovd Aimag, *Arkhangai Aimag,*Bayan-Khongor Aimag, *Tuv Aimag, *Dornogovi Aimag (Fig. 3 a).

General distribution. * Mongolia, Russia (Asian part), Japan (Honshu).