Galinsoga Soldier
(For a dichotomous table for galls on Galinsoga by Hans Roskam click here)Dichotomous table for leafminers
1a frass in discrete grains; puparium formed in a, usually lower-surface, pupal chamber: Chromatomyia cf. syngenesiae
1b frass in strings; pupation after the larva has left the mine, making a semicircular exit slit in the epidermis => 2
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a frass in discrete grains; puparium formed in a, usually lower-surface, pupal chamber: Chromatomyia cf. syngenesiae
1b frass in strings; pupation after the larva has left the mine, making a semicircular exit slit in the epidermis => 2
1c galls, etc => Tables for all parasites per species
2a gallery pinnately branched, main and side branch on top of the midrib and lateral veins: Liriomyza strigata
2b gallery and branching independent of the leaf venation paptern => 3
3a larva: rear spiraculum with 7-12 papillae; European species: Liriomyza bryoniae
3b rear spiraculum with 3 papillae; tropical species, accidentally introduced in Europe; in temperate regions mainly in greenhouses: Liriomyza trifolii