Urospermum
Dichotomous table for leafminers
1a several short galleries, starting from the midrib: Ophiomyia beckeri
1b gallery, independent of the leaf venation => 2
1c galls, etc => Tables for all parasites per species
2a puparium formed in the mine, in a, usually lower-surfsce, pupal chamber: Chromatomyia cf. syngenesiae
2b pupation external: Liriomyza trifolii