Colletes collaris Dours 1872

Colletes collaris Dours 1872: 296, ♀, ♂ (type locality: “Cannes, Algére, îles de l’Archipel grec”).

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: "Okinawa-honto", Japan).

Material examined. No additional specimens examined.

Published records. Noskiewicz (1936: 485); Kuhlmann (2005: 1379); Kuhlmann & Proshchalykin (2011: 21); Proshchalykin (2012: 449); Niu et al. (2013: 181): Kazakhstan.

General distribution. Spain, France, Germany, Switzerland, Austria, Italy, Czech Republic, Hungary, Russia, Kazakhstan, Mongolia, China, South Korea, Japan.