Hylaeus (Hylaeus) vulgaris Morawitz, 1876
Hylaeus vulgaris Morawitz, 1876: 275 –276, ♀, Ƌ (lectotype—Ƌ, designated by Warncke 1981: 150, “Šagimaran/ Usbekistan ” [Shakhimardan, Uzbekistan], ZMMU).
Material examined. Mongolia. Khovd Aimag. 2 ♂, 12 km SW Altai, Bodonchin-Gol, 21.VI.1980, GM (ZISP); 1 ♀, 2 ♂, 31 km NNE Bulgan, Ulyastain-Gol, 18.VI.2012, AT (IBSS); Arkhangai Aimag: 1 ♂, Ider River near Dzhargalant, 19–20.VII.1975, MK (ZISP).
Distribution in Mongolia. * Khovd Aimag, *Arkhangai Aimag (Fig. 3 d).
General distribution. * Mongolia, Uzbekistan.