Liriomyza sonchi Hendel, 1931

Material examined.

BL: Pratteln [47°31'N, 7°42'E, 285m a.s.l.], 4 ♂♂, 2004, P. Duelli leg. VD: Changins [46°24'N, 6°14'E, 430m a.s.l.], 1 ♂, 2000, 2 ♂♂, 2005, all P. Duelli leg.

Distribution.

Europe: Austria, Belgium, Bulgaria, Czech Republic, Denmark, Finland, France, Germany, Great Britain, Hungary, Ireland, Italy, Lithuania, Netherlands, Norway, Poland, Russia, Slovakia, Spain, Sweden; Africa: Morocco; Asia: China, India, Iran, Japan (Papp and Černý 2017). First record from Switzerland.

Biology.

Host plants Arnoseris, Cichorium, Conyza, Euphorbia, Erigeron, Eryngium, Lactuca, Lapsana, Lepidium, Mycelis, Picris, Prenanthes, Reichardia, Sonchus .