Lasioglossum (Biennilaeus) marginatum

Lasioglossum (Biennilaeus) marginatum (Brullé, 1832) Halictus marginatus Brullé, 1832: 351, ♀. Lectotype: ♀, Greece: Peloponnes; designated by Ebmer (1972a: 590); MNP. Published data. Morawitz 1873: 165 (Dagestan Republic, as Halictus riparius); Chenikalova 2005: 26 (Stavropol Territory). Material examined. RUSSIA. Krasnodar Territory: 19 ♀, “Krasny Les” [Nature Reserve], Kuban River, 1915, Bryanskiy; 1 ♂, Sochi, Okhun, 24.X.1926, A. Shestakov; 4 ♀, Sochi, Lazarevskoye, 18.IV.1975, VT; Stavropol Territory: 1 ♀, Novozavedennoye, near Kuma River, 3. VI.2010, NV; 5 ♀, Kislovodsk, Kurortny Park, meadow, forest, 25-30.IV.2018, SB; Dagestan Republic: 4 ♀, Khunzakh, 29. V.1960, Tanasiychuk; 1 ♀, near Makhachkala, 18. V.1992, M. Volkovich; 1 ♀, Dubki, 43°01′N 46°56′E, 28. V.2019, MP, VL; 1 ♀, 1.5 km SE of Pionernyi, 43°03′N 46°51′E, 28. V.2019, MP, VL; 1 ♀, near Talgi, 42°00′N 48°00′E, 4. V.2022, KF. Distribution. Russia (North Caucasus, European part); Southern and locally Central Europe, North Africa, Turkey, Caucasus, Syria, Jordan, Israel, Lebanon, Iraq, Iran, Afghanistan, Pakistan, Central Asia, Northwestern India, Nepal. Remarks. In the North Caucasus this species is found in mountain or floodplain forests and steppe landscapes.