Cerodontha (Dizygomyza) chaixiana (Hering, 1956)

erny, Milos & Baechli, Gerhard, 2018, New records of Agromyzidae (Diptera) from Switzerland and an updated checklist, Alpine Entomology 2, pp. 115-137 : 120

Cerodontha (Dizygomyza) chaixiana (Hering, 1956)

Material examined.

AG: Würenlingen [47°32'N, 8°16'E, 420m a.s.l., banana bait], 6 ♂♂, 6.-11.vi.1973. GR: Nationalpark [46°40'N, 10°12'E, 2000m a.s.l.], 1 ♂, 2004, P. Duelli leg.; Tschlin, 1600m a.s.l., [46°52'N, 10°26'E], 1 ♂, 24.vi.2016. LU: Luzern [47°01'N, 8°19'E, 440m a.s.l.], 1 ♂, 10.vi.2006. NE: Marin, Les Tertres, [47°28'N, 6°59'E, 450m a.s.l.] 1 ♂, 19.v.2001. TI: Acquacalda [46°33'N, 8°49'E, 1750m a.s.l.], 1 ♂, 17.-20.vii.1998. VS: Grône, Poutafontana [46°15'N, 7°27'E, 520m a.s.l.], 1 ♂, 18.vi.1996, B. Merz & G. Bächli leg. ZH: Dietikon [47°24'N, 8°24'E, 390m a.s.l., banana bait], 1 ♂, 10.-14.viii.1982, 1 ♂, 19.-23.vii.1990, 1 ♂, 16.-20.vii.1992; Hӧnggerberg [47°25'N, 8°30'E, 520m a.s.l., banana bait], 1 ♂, 2.-6.viii.1997, 1 ♂, 3.-7.vii.1998, 1 ♂, 29.vi.-3.vii.1999, 1 ♂, 3.-7.vii.2000, 1 ♂, 19.vii.2008, 1 ♂, 1.vii.2011; Sihlwald [47°16'N, 8°33'E, 550m a.s.l.], 1 ♂, 16.viii.1997.

Distribution.

Europe: Czech Republic, Germany, Hungary, Poland ( Papp and Černý 2016). First record from Switzerland.

Biology.

Host plants Poa spp.