Ferula giant fennel
Dichotomous table for leafminers
1a larva with thoracic feet and black head; only young larvae do mine: Agonopterix nodiflorella
1b larva a maggot, mining all its life => 2
1c gallen etc => Tabellen voor alle parasieten per soort
2a puparium within the mine: Chromatomyia horticola
2b pupation external: Phytomyza ferulae
Not included in the key: Epermenia iniquellus; Phytomyza ferulivora (no details known).