Hylaeus (Hylaeus) nigritus (Fabricius 1798)
(Figs 3 f, 7a–b)
Mellinus nigritus Fabricius 1798: 267, Ƥ (type locality: S Europe).
Prosopis atrata Fabricius 1804: 295, 3 (type locality: Germany).
Prosopis laevigata Eversmann 1852: 53, Ƥ, 3 (type locality: “Orenburg” [Russia], “Casanensi” [Kasan, Russia], “Simbirscensi” [Ul’yanovsk, Russia]).
Hylaeus propinquus Nylander 1852b: 233, Ƥ, 3 (type locality: Paris, France).
Prosopis nitidiuscula Schenck 1853: 208, Ƥ (type locality: France).
Prosopis tuberculata Smith 1853: 20, Ƥ, 3 (type locality: Nassau, Germany).
Material examined. No material examined.
Distribution in Russia. European part (Osytshnjuk et al. 1978), Orenburg Prov. (Eversmann 1852). General distribution. In central areas of Europe widely distributed up to 62° north, from the Iberian peninsula to Caucasus; Morocco, Asia Minor, Iran to Ural.