<\/p>\n
1a<\/strong> fleck mine => 2<\/p>\n 1b<\/strong> corridor or blotch => 3<\/p>\n 1c<\/strong> galls, etc => Tables for all parasites per species<\/a><\/p>\n<\/div>\n <\/p>\n 2a<\/strong> larva in a helicoidal case; hole, in the mine angular: Apterona helicoidella<\/em><\/a><\/p>\n 2b<\/strong> larva free; hole in the mine untidily torn out: Aricia agestis<\/em><\/a><\/p>\n<\/div>\n <\/p>\n 3a<\/strong> blotch; at the ovipostion site (usually on the midrib, upper-surface) a brownish-black drop of dried secretion: Habroloma geranii<\/em><\/a><\/p>\n 3b<\/strong> no such drop => 4<\/p>\n<\/div>\n <\/p>\n 4a<\/strong> mine upper- and\/or lower-surface; larva a maggot => 5<\/p>\n 4b<\/strong> mine full depth; larva with chitinised head => 6<\/p>\n<\/div>\n <\/p>\n 5a<\/strong> pinnately branched gallery, branches on top of the larger leaf veins; feeding lines hardly or not al all apparent: Liriomyza strigata<\/a><\/p>\n 5b<\/strong> mine an irregular gallery, not associated with the venation of the leaf; primary and secondary feeding lines conspicuous: Agromyza nigrescens<\/em><\/a><\/p>\n 5c<\/strong> mine not as one of these: unknown agromyzid<\/a><\/p>\n<\/div>\n <\/p>\n 6a<\/strong> gallery, starting from a semiglobular, shining egg shell: Stigmella aurella<\/a><\/em><\/p>\n 6b<\/strong> no egg shell visible at start of the gallery => 7<\/p>\n<\/div>\n <\/p>\n 7a<\/strong> larva without feet: Orthochaetes insignis<\/em><\/a><\/p>\n 7b<\/strong>larva with thoracic feet => 8<\/p>\n<\/div>\n <\/p>\n 8a<\/strong> larva bone coloured, with a black spot ventrally on the thorax segments (the larva lies belly-up in the mine); the larve mines all its life => 9<\/p>\n 8b<\/strong> larva grey; older larvae live free among spun leaves => 10<\/p>\n<\/div>\n <\/p>\n 9a<\/strong> imago: antenna with 12-14 segments; species of the plains, living on various Geranium<\/em>-species: Fenella minuta<\/em><\/a><\/p>\n 9b<\/strong> imago: antenna with 14-16 segments; boreo-alpine species, with certaintly known only from G. sylvaticum<\/em>: Fenella monilicornis<\/a><\/em><\/p>\n<\/div>\n <\/p>\n 10a<\/strong> mine small => 11<\/p>\n 10b<\/strong> mine not unusually small => 12<\/p>\n<\/div>\n <\/p>\n 11a<\/strong> larva: pinacula colourless (the bases of the setae themselves are black): Cnephasia incertana<\/a><\/em><\/p>\n 11b<\/strong> pinacula black: Cnephasia stephensiana<\/a><\/em><\/p>\n<\/div>\n <\/p>\n 12a<\/strong> mine almost flat; species of Central and South Europe: Cnephasia ecullyana<\/a><\/em><\/p>\n