16. Andrena nigrifrons Eversmann, 1852

(Figs 16a–e)

Andrena nigrifrons Eversmann, 1852: 27, ♀.

Type locality: Kazan (Russia).

Published (original) locality: not indicated.

Lectotype: ♀, designated by Proshchalykin et al. 2017a: 13 // “Kas [Russia, Tatarstan Republic, Kazan, 55°7′N 49°06′E], 29.VII” // nigrifrons Evm., ♀ [handwritten by E. Eversmann] // Lectotypus, Andrena nigrifrons Eversmann, design. Osychnjuk, 1980 <red label>// Lectotypus Andrena nigrifrons Eversmann, 1852 ., design. Proshchalykin et al. 2017 <red label> // Andrena nigriceps, ♀, D.A. Sidorov det., 2021 // Zoological Institute St. Petersburg INS_HYM_0000264.

Current status. Andrena (Cnemidandrena) nigriceps (Kirby, 1802), syn. nov.

Remark. According to Warncke (1967: 291) the name Andrena nigrifrons Eversmann, 1852 is a junior synonym of A. bicolor Fabricius, 1775 . However, the lectotype specimen belongs to A. nigriceps (Kirby, 1802) . So, the name Andrena nigrifrons Eversmann, 1852 is a junior synonym of A. nigriceps (Kirby, 1802) (syn. nov.).

Distribution. See Andrena incerta .