Allium look
(For a dichotomous table for galls on Allium by Hans Roskam click here)
Dichotomous table for leafminers
1amine on broad-leaved species (e.g. Ramsons, A. ursinum): Cheilosia fasciata
1bmine on species with linear or tubular leaves (Onion, Chives etc) => 2
1c gallen etc => Tabellen voor alle parasieten per soort
Dichotomous table for leafminers
1amine on broad-leaved species (e.g. Ramsons, A. ursinum): Cheilosia fasciata
1bmine on species with linear or tubular leaves (Onion, Chives etc) => 2
1c gallen etc => Tabellen voor alle parasieten per soort
2alarva with head and thoracic feet => 3
2blarva a maggot => 4
3a larva with abdominal prolegs: Acrolepiopsis assectella
3b larva without prolegs: Oprohinus consputus
4a at the beginning of the mine an oval egg shell; larval mandible with 1 tooth: Hydrellia griseola
4b no egg shell; mandible with 2 teeth => 5
5a larva: rear spiraculum tapering into a sharp point: Scaptomyza pallida
5b rear spiraculum rather fist-shaped => 6
6a puparium is formed in the mine => 7
6b puparium formed after the larva has left the mine => 8
7a larvae 3 mm at maximum; puparium right under the surface, the anterior spiracles penetrating the epidermis: Chromatomyia horticola
7b larvae 5-8 mm; puparium sunken deeper into the plant tissue, anterior spiracles not penetrating: Phytomyza gymnostoma
8a larva: anterior spiraculum with 7, posterior with 9 papillae:Liriomyza cepae
8b larva: anterior spiraculum with 9-13, posterior with 14-15 papillae: Liriomyza nietzkei
Not included in the key: Liriomyza huidobrensis; Scaptomyza graminum.