Dioscorea bryony
Incl. Tamus.
Dichotomous table for leafminers
1b mine small; older larva lives free among spun leaves: Cnephasia incertana
1b mine not that smal; larva spends its entire life in the mine: Acrolepiopsis vesperella
1c galls, etc => Tables for all parasites per species
Not included in the key: Acrolepiopsis tauricella.