Liriomyza hampsteadensis Spencer, 1971

Material examined.

AG: Habsburg [47°28'N, 8°11'E, 490m a.s.l.], 1 ♂, 9.viii.2004; 1 ♂, 16.viii.2004, 1 ♂, 23.viii.2004; Sarmenstorf [47°19'N, 8°15'E, 580m a.s.l.], 1 ♂, 9.viii.2004, 1 ♂, 6.ix.2004, all B. Wermelinger leg. GR: Lenzerheide [46°43'N, 9°33'E, 1550m a.s.l.], 1 ♂, 8.viii.1998; Lüsai, 1800 m a.s.l., [46°37'N, 10°22'E], 1 ♂, 24.vi.2017. GR: Rothenbrunnen [46°46'N, 9°26'E, 630m a.s.l.], 1 ♂, 8.viii.1996, B. Merz & G. Bächli leg. SO: Messen [47°06'N, 7°27'E, 510m a.s.l.], 1 ♂, 9.viii.2004; 1 ♂, 14.ix.2004, all B. Wermelinger leg. ZH: Embrach, Haumühle [47°31'N, 8°36'E, 400m a.s.l.], 1 ♂, 9.v.1998. ZH: Uitikon [47°22'N, 8°27'E, 540m a.s.l.], 1 ♂, 2001, 1 ♂, 2004; Rafz [47°19'N, 8°35'E, 410m a.s.l.], 1 ♂, 2004, all P. Duelli leg.

Distribution.

Europe: Belgium, Czech Republic, Germany, Great Britain, Greece, Hungary, Italy, Lithuania; Africa: Egypt (Papp and Černý 2017). First record from Switzerland.

Biology.

Host plant Achillea millefolium .