Colletes collaris Dours 1872

(Figs 17a –b, 25e–f)

Colletes collaris Dours 1872: 296, ♀, ♂ (type locality: “Cannes, Algére, îles de l’Archipel grec”); Noskiewicz 1936: 485; Osytshnjuk 1970: 76; Osytshnjuk et al. 1978: 296; Proshchalykin 2007: 878; Kuhlmann 2005: 1379; Quest 2009: 119; Kuhlmann & Proshchalykin 2011: 20; 2013a: 436; 2013b: 465; Niu et al. 2013a: 178; 2014: 478.

Colletes incerta Radoszkowski 1891: 252, ♂ (type locality: “des environs de Vladivostok” [Primorskiy Terr., Russia]).

Colletes frigidus Pérez 1903: 227 –228, ♀, ♂ (type locality: SW France).

Andrena riukiuensis Matsumura in Matsumura & Uchida 1926: 69 (type locality: Japan, "Okinawa-honto").

Material examined. No specimens examined.

Distribution in Russia. Forest zone of European part (Osytshnjuk et al. 1978), Siberia, Far East.

General distribution. Spain, France, Germany, Switzerland, Austria, Italy, Czech Republic, Hungary, Russia,

Kazakhstan, Mongolia, China [Beijing, Hebei, Jiangxi, Inner Mongolia, Heilongjiang, Qinghai, Xizang, Sichuan, Yunnan], Japan.

Remark. Osytshnjuk et al. (1978) did not provide locality data for this species and no additional material was available for study so no distribution map is available for the European part of Russia.