Homogyne purple colt’s-foot
(For a dichotomous table for galls on Homogyne by Hans Roskam click here)Dichotomous table for leafminers
1a mine associated with a silken tube at the outside; larva with thoracic feet and a recognisable head => 2
1b mine without a silken tube; larva a maggot => 3
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a mine associated with a silken tube at the outside; larva with thoracic feet and a recognisable head => 2
1b mine without a silken tube; larva a maggot => 3
1c galls, etc => Tables for all parasites per species
2a tube on the ground, covered with dirt: Scrobipalpula psilella
2b tube higher in the vegetation: Scrobipalpula diffluella
3a clear corridor, without conspicuous feeding lines: Phytomyza homogyneae
3b corridor, but large sections widened to a blotch; feeding lines very conspicuous: Acidia cognata