Myosotis forget-me-not
Dichotomous table for leafminers
1a fleck mine: Coleophora pennella
1b short gallery, ending upon the midrib: Mogulones euphorbiae
1c mine full depth; larva with chitinised head: Orthochaetes insignis & O. setiger
1d mine upper- or lower-surface; larva a maggot => 2
1e galls, etc => Tables for all parasites per species
2a corridor until the end, not even a secondary blotch: Chromatomya horticola
2b eventualy a primary or secondary blotch => 3
3a larva: cephalic skeleton with 2 arms pointing backwards: Phytomyza myosotica
3b cephalic skeleton with 3 arms pointing backwards => 4
4a larva solitary: Agromyza myosotidis & A. pseudorufipes
4b larvae communal: Agromyza abiens
Not included in the key: Coleophora pulmonariella; Cnephasia incertana; Dialectica scalariella; Orthochaetes setiger; Phytosciara halterata, Phytosciara macrotricha; Stephensia abbreviatella.