43. Epeolus transitorius Eversmann, 1852

(Figs 62, 79)

Epeolus transitorius Eversmann, 1852: 102, ♀, (lectotype: ♀, designated by Le Divelec 2021: 16, Kazakhstan, Atyrau Province, Indersk district; ZISP).

Other notable publications. Bischoff 1930: 12 (descriptive note); Le Divelec 2021: 15–18 (diagnosis, reredescription, description of male, figures); Astafurova & Proshchalykin 2022b: 193, 196, 207–210 (key, morphological differences, variation, figures).

Remarks. The species concept in Bogusch & Hadrava (2018: 43) is unclear, they were most likely dealing with Epeolus julliani, but the data could of course include both E. transitorius and E. julliani (see Le Divelec 2021).

Host (s). Unknown.

Distribution. Greece, Georgia, Ukraine, Russia (south of European part, south Ural, SW Siberia), Kazakhstan, Uzbekistan, Tajikistan (Astafurova & Proshchalykin 2023).