Catharosia pygmaea (Fallén, 1815)

Thereva pygmaea Fallén, 1815:234 . [For further synonyms see Herting & Dely-Draskovits (1993)].

Material examined: 5♂♂ 4♀♀, Chekab valley, 34°08′05.3″N, 50°16′25.3″E, 28.v–15.vi.2016, 2219 m, Malaise trap, leg. E. Gilasian & M. Parchami-Araghi ; 3♂♂ Chekab valley, 34°08′05.3″N 50°16′25.3″E, 30.v–3.vi.2017, 2219 m, pan trap, leg. E. Gilasian & M. Parchami-Araghi ; 4♀♀, Latehdar-e bala, 33°56′49.0″N, 50°09′2.9″E, 11.vi–2.ix.2020, 2633 m, Malaise trap, leg. M. Parchami-Araghi.

Distribution: ASIA: China, Eastern Siberia, Iran (Gilasian et al., 2017), Transcaucasia, Israel, Turkey. EUROPE: widespread in all main parts of Europe.