Soldanella snowbell

Dichotomous table for leafminers

1a mine upper-surface; larva a maggot: Chromatomyia soldanellae

1b mine ful depth; larva with chitinised head => 2

2a mine small; larva with prolegs; older larvae live free among spun leaves: Cnephasia stephensiana

2b mine larger; larva without prolega; lara mines all its life: Brachiodontus alpinus

A confusing remark that “Phytoliriomyza haltera” had been reared from Soldanella in Hering (1944a) was not repeated in Hering (1957a).