Colletes chengtehensis Yasumatsu 1935

(Figs 18a –b, 26c–e)

Colletes chengtehensis Yasumatsu 1935: 1 –2, 35–36, Plate 1 (holotype—3, Jehol, Cheng-teh, 17.VIII., China); Kuhlmann 2009: 27 (map); Proshchalykin 2010: 509.

Colletes pallescens Noskiewicz 1936: 468 –469, Ƥ, 3 (type locality: “Südostrussland (westlich bis Krim), Südsibirien, Mongolei, Ost-Turkestan und Turkestan”); Proshchalykin 2008b: 4.

Colletes tsunekii Yasumatsu 1946(1948): 19 (type locality: Mongolia).

Colletes marginatus pallescens: Warncke 1978: 358 .

Material examined. Russia. Novosibirsk Prov.: 1 3, 8 km SE Berdsk [83°10'E 54°42'N], 2.VIII.2010, leg. MYP (IBSS); Altai Republic: 1 3, Uznezya [85°56'E 51°31'N], 29.VI.1909, leg. Gorchakovskiy (ZISP); 2 3, Gorno- Altaisk [85°57'E 51°57'N], 20, 26.VII.1989, leg. A. Tereshkin (RCMK); Altaiskiy Terr.: 2 Ƥ, 3 3, 25 km SSW Kurya [82°09'E 51°22'N], 31.VII–3.VIII.2007, leg. SAB (ZISP); 2 3, Malyi Yaloman [86°31'E 50°30'N], 750 m, 10.VII.2006, leg. J. Smit (PCJS / RCMK); Tyva Republic: 6 3, Uvs-Nur Lake [93°02'E 50°37'N], 23, 25.VII.2009, leg. SAB (ZISP); 3 Ƥ, 15 km NE Turan [93°59'E 52°15'N], 31.VII–2.VIII.2009, leg. SAB (ZISP); 3 3, Kyzyl [94°23'E 51°42'N], 15–19.VII.2009, leg. SAB (ZISP); 1 Ƥ, 1 3, 90 km S Kyzyl, Chagytal Lake [94°43'E 51°02'N], 21.VII.2009, leg. SAB (ZISP); 1 Ƥ, 40 km SE Kyzyl, Cheder Lake [94°45'E 51°25'N], 14.VII.2009, leg. SAB (ZISP); 1 3, 20 km SE Erzhin, Tore-Khol Lake [95°03'E 50°05'N], 27, 28.VII.2009, leg. SAB (ZISP); Burytia Republic: 2 3, Peschanka [106°26'E 50°20'N], 27.VII.1984, leg. ASL (IBSS); 2 Ƥ, 20 3, Gusinoe Lake, Baraty [106°15'E 51°15'N], 26.VII.2007, leg. ASL, MYP, VML (IBSS); Zabaikalskiy Terr.: 1 Ƥ, Nerchinsk [116°03'E 52°00'N], 15.VII.1910, leg. Kychakov (ZISP); 9 3, 42 km SW Borzya, Durbachi [116°06'E 50°05'N], 23.VII.1984, leg. ASL (IBSS); 2 Ƥ, 7 3, 20 km SSE Krasnokamensk [118°15'E 49°55'N], 4.VIII.2007, leg. ASL, MYP, VML (IBSS).

Distribution in Russia. European part (Osytshnjuk et al. 1978), *Novosibirsk Prov., *Altai Republic, *Altaiskiy Terr., *Tyva Republic, Burytia Republic, Zabaikalskiy Terr. (Proshchalykin 2008b).

General distribution. Austria, Hungary, Greece, Ukraine, Russia, Georgia, Azerbaijan, Kazakhstan, Kyrgyzstan, Turkmenistan, Uzbekistan, Iran, Mongolia, North-eastern China.