Lagurus hare’s tail, turk’s-head grass
Dichotomous table for leafminers
1a larva with recognisable head and feet: Elachista sicula
1b larva a maggot => 2
1c galls, etc => Tables for all parasites per species
2a larva: mandible with 1 tooth: Hydrellia griseola
2b mandible with 2 teeth: Chromatomyia nigra