Colletes senilis (Eversmann 1852)
Andrena senilis Eversmann 1852 (nom. praeocc. nec Smith 1879): 21–22, ♀, ♂ (syntypes: ♀♀, ♂♂, “in prov. Casanensi” [Tatarstan Republic, Russia]).
Colletes juvenculus Eversmann 1852: 46, ♀, ♂ (type locality: “in terris transuralensibus” [Irkutsk Prov., Russia]).
Material examined. Armenia: 1 ♂, Erevan [44°31'E 40°11'N], 30.V.1961, VAR (ZISP) ; Azerbaijan: 1 ♀, Araxestal [48°30'E 39°30'N], Jahr 1889, Reitter, Warncke’s coll. (OÖLM) .
Published records. Noskiewicz 1936 (Azerbaijan: Araxestal).
General distribution. *Armenia, Azerbaijan, Greece, Iran, Italy, Kazakhstan, Macedonia, Russia, Turkey.