Hylaeus (Hylaeus) altaicus Dathe, 1986

Hylaeus altaicus Dathe, 1986a: 277, Ƌ (holotype—Ƌ, “Baga bogd uul, zwischen Bogd und Baruunbajan-Ulaan” [Mongolia, Uvurkhangai Aimag], 1900 m, 23.VI.1964, leg. Z. Kaszab, HNMB Budapest); Proshchalykin & Dathe 2012: 7.

Material examined. Mongolia. Khovd Aimag: 1 ♀, 4 ♂, 25 km N Bulgan, Ulyastain-Gol, 31.VII.1970, MK (ZISP); 1 ♀, 5 ♂, 25 km N Uench, Uench River, 1700 m, 15.VI.2012, AT (IBSS); 1 ♂, 25 km NNW Sutai Mt., Sutai Ridge, 2100 m, 10.VI.2012, AT (IBSS); 1 ♀, 1 ♂, 75 km E Altai, 1820 m, 20.VI.2012, AT (IBSS); Zavkhan Aimag: 13 ♂, W 40 km SW Ulyasutai, 18.VII.2005, JH, MKA (OLBL); Govi-Altai Aimag: 1 ♀, 15 km WNW Dzakhoi, 24–26.VIII.1970, EN (ZISP); Arkhangai Aimag: 8 ♀, 90 km NE Tsetserleg, 1400 m, 27.VII.2005, JH (OLBL); Bayan-Khongor Aimag: 1 ♂, 86 km NW Bayan-Khongor, 2070 m, 14.VII.2004, MKA (OLBL); Umnugovi Aimag: 1 ♀, Talyn-Bilgekh-Bulak stream, 17–19.VIII.1969, IK (ZISP); 1 ♂, Uhaa Tolgod [43º31'N 101º32'E], 1517 m, 6–16.VII.1994, JC (SDEI); Selenge Aimag: 1 ♀, Ero-Gol near Dulan-Khan, 4.VIII.1975, MK (ZISP); Tuv Aimag: 1 ♂, Bogduul, S Ulaanbaatar, 1400–2000 m, 2–12.VII.1988, J. Oehlke (SDEI); Sukhbaatar Aimag: 1 ♂, Dzotol Khan-Ula, 20.VII.1976, IK (ZISP); Dornod Aimag: 1 ♂, 33 km SE Khalkh-Gol, Khalkin-Gol, 11.VIII.1976, MK (ZISP).

Distribution in Mongolia. Khovd Aimag, *Zavkhan Aimag, *Govi-Altai Aimag, *Arkhangai Aimag, *Bayan-Khongor Aimag, Uvurkhangai Aimag, *Umnugovi Aimag, *Selenge Aimag, *Tuv Aimag, *Dornod Aimag, *Sukhbaatar Aimag (Fig. 3 c).

General distribution. Mongolia, Russia (Siberia).