<\/p>\n
1a<\/strong> mine full depth; larva with chirinised head => 2<\/p>\n 1b<\/strong> mine upper- or lower-surface; larva a maggot => 7<\/p>\n 1c<\/strong> fleck mine; larva mines from a helicoidal case: Apterona helicinella<\/a><\/em><\/p>\n 1d<\/strong> galls, etc => Tables for all parasites per species<\/a><\/p>\n<\/div>\n <\/p>\n 2a<\/strong> mine small, < 1 cm; larva, with abdominal feet, later lives free => 3<\/p>\n 2b<\/strong> mine > 1 cm; larva, without abdominal feet, remains in the mine till pupation => 5<\/p>\n<\/div>\n <\/p>\n 3a<\/strong> larva pale green; older larvae live at the underside of the leaf: Plutella xylostella<\/em><\/a><\/p>\n 3b<\/strong> larva dark grey; older larvae live between spun leaves => 4<\/p>\n<\/div>\n <\/p>\n 10a<\/strong> larva: pinacula colourless (the bases of the setae themselves are black) : Cnephasia incertana<\/a><\/em><\/p>\n 4b<\/strong> pinacula black: Cnephasia asseclana<\/a><\/em><\/p>\n<\/div>\n <\/p>\n 5a<\/strong> mine in the midrib or a thick vein, with short branches into the leaf blade: Ceutorhynchus pallidactylus<\/em><\/a><\/p>\n 5b<\/strong> mine entirely in the leaf blade => 6<\/p>\n<\/div>\n <\/p>\n 6a<\/strong> larva without feet; mine an untidy corridor: Ceutorhynchus minutus<\/em><\/a><\/p>\n 6b<\/strong> larva with thoracic feet; mine a corridor the turns blotchy in the end: Phyllotreta nemorum<\/em><\/a><\/p>\n<\/div>\n <\/p>\n 7a<\/strong> mine largely a broad corridor of slender blotch, positioned over the midrib => 8<\/p>\n 7b<\/strong> mine nit associated with the midrib => 9<\/p>\n<\/div>\n <\/p>\n 8a<\/strong> irregular blotch with few, short, side branches; frass in short strings: Liriomyza xanthocera<\/em><\/a><\/p>\n 8b<\/strong> broad, pinnately branched corridor; side branches numerous, over the lateral veins; frass in longer strings: Liriomyza strigata<\/em><\/a><\/p>\n<\/div>\n <\/p>\n 9a<\/strong> gallery from start to end => 10<\/p>\n 9b<\/strong> narrow gallery, ending in a blotch => 11<\/p>\n<\/div>\n <\/p>\n 10a<\/strong> frass in isolated grains; pupation within the mine, in a, generally lower-surface, pupal chamber: Chromatomyia horticola<\/em><\/a><\/p>\n 10b<\/strong> frass in strings; pupation external: Liriomyza brassicae<\/a><\/em><\/p>\n<\/div>\n <\/p>\n 11a<\/strong> frass in black thread fragments; mines in May-June: Liriomyza xanthocera<\/em><\/a><\/p>\n