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 ) gracilicornis ( Morawitz, 1867 ) Prosopis gracilicornis Morawitz, 1867 : 56 , ♀, Ƌ (lectotype—Ƌ, designated by Dathe 1979 : 165 , “Terijoki” [Zelenogorsk, St. Petersburg, Russia ], ZISP). Hylaeus subtilis Förster, 1871 : 1039 , ♀ ( type locality: Chur and Austria ). Hylaeus nigrolineatus Cockerell, 1924b : 577 –578, ♀, Ƌ ( type locality: Primorskiy Terr., Russia ). Hylaeus gracilicornis : Dathe 1979 : 165 , 1986a: 289 . Material examined. No additional specimens examined. Distribution in Mongolia . Tuv Aimag ( Fig. 4 b). General distribution. Transpalaearctic, from France to Russian Far East.