The genus Hylaeus Fabricius in Mongolia, an updated species inventory (Hymenoptera: Apoidea, Colletidae) Author Dathe, Holger H. Author Proshchalykin, Maxim Yu. text Zootaxa 2016 4121 4 351 382 journal article 38899 10.11646/zootaxa.4121.4.1 93e5e29b-304d-456a-9a28-375659bca75b 1175-5326 256897 F246450E-C620-45A1-A2A0-941299711541 Hylaeus ( Hylaeus ) oehlkei Dathe, 2010 Hylaeus oehlkei Dathe, 2010 : 55 , Ƌ (holotype—Ƌ, “Töv: Bogd uul S Ulan Bator [ Mongolia , Tuv Aimag], ca. 47°50'N 107°00'E , 1400–2000 m , 2–12.VII.1988 , leg. J. Oehlke”, SDEI); Proshchalykin & Dathe 2016 : 309 –310, ♀. Material examined. Mongolia . Khovd Aimag : 1 ♂, 12 km SW Altai, Bodonchin-Gol, 22.VII.1970 , IK ( ZISP ); 1 ♂, 25 km NNW Sutai Mt., Sutai Ridge, 2100 m , 10.VI.2012 , AT ( IBSS ); Zavkhan Aimag : 2 ♂, 40 km SW Ulyastai, dunes, 18.VII.2005 , JH ( OLBL ); Arkhangai Aimag : 2 ♂, 160 km NW Tsetserleg, Tsagan-Nur, 2100 m , 19– 20.VII.2004 , JS, MKA ( OLBL ); 6 ♂, 5 km N Khunt, 20–21.VII.2005 , JH ( OLBL ); 1 ♀, Chulutyn-Gol, 1940 m , 23.VII.2005 , JH ( OLBL ); 1 ♂, 70 km NNW Tsetserleg, 25.VII.2005 , JH ( OLBL ); 4 ♀, 2 ♂, 90 km NE Tsetserleg, 1400 m , 27.VII.2005 , JH ( OLBL ); Bayan-Khongor Aimag : 1 ♀, 3 ♂, 86 km NW Bayan-Khongor, 2070 m , 13– 15.VII.2004 , JS, JH ( OLBL ); Uvurkhangai Aimag : 1 ♂, Mongol Els n. res., dunes [47°24 N 103°39E], 1320 m , 31.VII.2005 , MKA ( OLBL ); Tuv Aimag : 2 ♂, Bogdo-ula, near Ulaanbaatar, 29.VI.1967 , VZ ( ZISP ); 2 ♀, 1 ♂, Ulaanbaatar, Zuunmod env., 1630 m , 27.VII.2004 , JS ( OLBL ); Sukhbaatar Aimag : 1 ♂, Dzotol Khan-Ula, 20.VII.1976 , IK ( ZISP ); Dornod Aimag : 1 ♀, 60 km ESE Bayan-Burda, Derkhin-Tsagan-Obo Mt., 21.VII.1971 , MK ( ZISP ). Distribution in Mongolia . *Khovd Aimag, *Zavkhan Aimag, *Arkhangai Aimag, *Bayan-Khongor Aimag, *Uvurkhangai Aimag, Tuv Aimag, *Sukhbaatar Aimag, *Dornod Aimag ( Fig. 3 j). General distribution. Mongolia , Russia (Siberia).