Micromeria
Dichotomous table for leafminers
1a fleck mine: Coleophora micromeriae
1b mine of another type => 2
1c galls, etc. => Tables for all parasites per species
2a gallery, descending via the petiole down the stem: Glaucolepis saturejae
2b mine does not descend down the stem => 3
3a corridor, then a blotch: Stephensia cedronellae
3b corridor from start to end: Glaucolepis micromeriae