Himantoglossum lizard orchid

Dichotomous table for leafminers

1a larva with chitinised head: Orthochaetes insignis & O. setiger

1b larva an apparently headless maggot => 2

2a narrow gallery that descends into the stem, after which the larva continues as a stem borer: Chyliza vittata

2b the larve lives within the stem, and makes from there excursions into the leaves: Delina nigrita

Tables for all parasites per species

mod 9.x.2017