In the footsteps of history: the bees of the genus Hylaeus Fabricius (Hymenoptera, Apoidea: Colletidae) collected by V. I. Roborovsky and P. K. Kozlov in Northwest China (1895 - 1926) Author Yu, Maхim Author Daтhe, Holger H. text Zootaxa 2018 2018-06-18 4434 3 573 588 journal article 29867 10.11646/zootaxa.4434.3.11 9821a4a5-b192-48ac-a98a-86241400cb02 1175-5326 1292263 096CAD80-4176-4C2E-AEEE-7D4B5B991479 Hylaeus ( Hylaeus ) hungaricus ( Alfken, 1905 ) Hylaeus affinis Morawitz, 1876 : 273 , , ( lectotype : , designated by Warncke 1981 : 148 , “Osch”, Tajikistan , ZMMU) (nom. praeocc., nec Smith, 1853 ). Prosopis morawitzi Dalla Torre, 1896 : 27 (nom. praeocc., nec Radoszkowski, 1893 ), nom. nov. for Hylaeus affinis Morawitz, 1876 . Prosopis hungarica Alfken, 1905 : 94 , nom. nov. for Hylaeus affinis Morawitz, 1876 . Hylaeus hungaricus : Dathe & Proshchalykin, 2017 : 7 (Gansu) . Material examined. CHINA . 4 ♂ , Khаbirgа , Bаgаtsаdаmin Lаke , E Тsаidаm, 3-11.VI.1895 , V. Rоbоrоvskу , Р. Kozlov ; 8 ♀ , 13 ♂ , Bomyn(Ichegyn) River , NE Tsaidam , Gobi , VI.1895 , V. Roborovsky , P. Kozlov ; 3 ♀ , 11 ♂ , Dаnkhe River , S tо Sасhzhоu, Gаshunskоe Gоbi , 24-27.VII.1895 , V. Rоbоrоvskу , Р. Kоzlоv. Distribution. Geоrgiа , Irаn , Afghаnistаn , Тurkmenistаn , Таjikistаn , Russiа ( Altаi ), Mоngоliа , Chinа ( Gаnsu , * Qinghаi ).