Lasioglossum (Leuchalictus) discus

Lasioglossum (Leuchalictus) discus (Smith, 1853) Halictus discus Smith, 1853: 70, ♀. Lectotype: ♀, Greece: Rhea (Attika); designated by Ebmer (1976a: 141); BML. Published data. Morawitz 1873: 162 (Dagestan Republic); Pesenko 1986: 140 (Caucasus); Chenikalova 2005: 26 (Stavropol Territory). Material examined. RUSSIA. Krasnodar Territory: 11 ♀, “Krasny Les” [Nature Reserve], Kuban River, 1915, Bryanskiy; 13 ♂, Sochi, 10.VIII–24.X.1930, Shestakov; 66 ♀, 13 ♂, Lazarevskoye, 30.VII–9.IX.1952, VR; 3 ♀, Slavyanskiy, on Alfalfa fiels, 29.VII.1937, Z. Koshur; 7 ♀, idem, on Convolvulus arvensis, 17. VI.1938, VR; 3 ♀, idem, on Echium vulgare, 15. VI.1938, VR; 5 ♀, idem, on Cirvium arvense, 15. VI.1938, VR; 4 ♀, idem, on Melilotus officinalis, 15, 25. VI.1938, VR; 1 ♀, idem, on Vicia sativa, 29. VI.1938, Z. Koshur; 4 ♀, idem, on Cichorium intybus, 2.VIII.1938, VR; 1 ♀, idem, on Helianthus annuus, 5.VII.1938, VR; 9 ♀, 20 km NE of Krasnodar, 10.VII.1990, YP; 3 ♂, 20 km WSW of Pavlovskaya, Chelbas River, meadow, 11.VIII.1990, YA; 1 ♀, Goryachiy Kluch distr., Suzdalskaya, 44°45′N 39°22′E, 10-14.VIII.2011, YA; Stavropol Territory: 5 ♂, 16 km NW of Stavropol, Pelagiada, 29.VII.1981, O. Kovalev; 4 ♂, Shpakovskoye, 27.VII.1989, SB; idem, 1 ♂, 1-5.VIII.1989, SB; 2 ♀, 5 ♂, 15 km W of Stavropol, 600 m, steppe, 5.VIII.1990, YP; Adygei Republic: 15 ♀, 16 ♂, Shuntuk, Maykop, 24. VI –12.VII.1938, Andreeva; Kabardino-Balkarian Republic: 11 ♀, 9 ♂, 5 km N of Baksan, 500 m, steppe, 31.VII. 1990, YP; North Ossetian Republic: 6 ♀, Gizel, 10 km W of Vladikavkaz, 550 m, steppe, 25.VII.1990, YP; Dagestan Republic: 7 ♀, 13 ♂, Manaskent, 30 km SE of Makhachkala, steppe slope, 21.VII.1990, YP; 1 ♀, Kochubey, 44.398°N, 46.541°E, on Convolvulus arvensis, 19. VI.2018, YA; 1 ♀, 6 km SW of Gubden, 42°544′N 47°499′E, 25. VI.2018, MP, VL, MM; 1 ♀, Tsudakhar, 42°19′N 44°09′E, 1. VI.2019, MP; 1 ♀, 5 km SSW of Rubas, 41°52′N 48°16′E, 2. VI.2019, MP, VL; 3 ♀, Kamyshchay River valley, 41°54′N 48°13′E, 30. V.2022, AF; 2 ♀, Khotoch, 42°24′N 46°57′E, 17. VI.2023, MP. Distribution. Russia (North Caucasus, steppe and desert zones east to Eastern Siberia); Turkey, Caucasus, Israel, Lebanon, Iran, Afghanistan, Central Asia, Northwestern China, Southern Europe, North Africa [ssp. fertoni (Vachal, 1894)] Remarks. The species is common in steppe, and also occurs in agricultural landscapes.