Hylaeus (Prosopis) confusus Nylander, 1852

Hylaeus confusus Nylander, 1852: 232, ♀, ♂ (syntypes: ♀♀, ♂♂, Europe, ZMHF); Hua 2006: 295 (Xinjiang); Chen & Xu 2009: 49 (Xinjiang); Dathe & Proshchalykin 2016: 375 (Xizang, Jilin); Proshchalykin & Dathe 2012: 27 (Xizang, Jilin); 2016: 316 (Xizang, Jilin); Proshchalykin 2017b: 261 (NE, NW China).

Prosopis sublaevis Schenck, 1853: 215, ♀ (type locality: Czech Republic, SGNF).

Hylaeus xanthocnemis Förster, 1871: 969, ♀ (type locality: Czech Republic).

Hylaeus nigriceps Förster, 1871: 977, ♀ (type locality: Aachen, Germany).

Hylaeus similatus Förster, 1871: 994 –995, ♂ (type locality: Piesting, Austria).

Prosopis pallididens Dalla Torre, 1896: 28, nom. nov. for Hylaeus pallidens Curtis, 1831 .

Hylaeus monticola Bridwell, 1919: 155, ♀, ♂ (type locality: Chuzenji, Tochigi Prefecture, Honshu, Japan) ; Chen et al. 2010: 119 (Jilin) .

Hylaeus wilmattae Cockerell, 1924: 280 –281, ♀, ♂ (type locality: Primorskiy Terr., Russia, BMNH).

Material examined. CHINA. 2 ♀, Suleikhe River, neаr Sасhzhоu, Gаshunskоe Gоbi, 7.VIII.1895, V. Rоbоrоvskу, Р. Kоzlоv.

Distribution. Eurоpe, Armeniа, Azerbаijаn, Тurkeу, Kаzаkhstаn, Uzbekistаn, Russiа, Mоngоliа, Chinа (* Gаnsu, Jilin, Хinjiаng, Хizаng), Jаpаn (Hоkаidо, Hоnshu).