Briza quaking grass

Dichotomous table for leafminers

1a fleck mine => 2

1b corridor or blotch => 3

1c galls, etc => Tables for all parasites per species

2a case straw-coloured, with a constriction behind the mouth: Coleophora lixella

2b case brownish, without a constriction: Coleophora ornatipennella

3a larva wth recognisable head a thoracic feet: Elachista sicula

3b larva a maggot => 4

4a larva: mandible with 1 tooth; at the begin oif the mine (often within a leaf sheath) at the outside an egg shell: Hydrellia griseola

4b mandible with 2 or more teeth; no egg shell visible => 5

5a larva: cephalic skeleton of Agromyzinae-type; pupation outside the mine: Agromyza nigrella / A. mobilis *

5b cephalic skeleton of Phytomyzinae-type => 6

6a larva yellow; pupation outside the mine: Liriomyza flaveola

6b larva whitish; puparium within the mine => 7

7a puparium whitish: Chromatomyia nigra

7b puparium metallic black: Cerodontha incisa

* See also the key to the grass-inhabiting Agromyza larvae.

Tables for all parasites per species

mod 9.x.2017