Echinochloa cockspur

Dichotomous table for leafminers

1a mine usually starts in the leaf sheath; from there broad corridors enter the blade; at start of the mine an egg shell is visible; pupaption usually in a small separate mine; larva: mandible with 1 tooth: Hydrellia griseola

1b mine begins on the blade; no egg shell visible at the start; mandible with 2 teeth => 2

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

2a several metallic black puparia in the mine, each anchored in the mine with with a strand of silk: Cerodontha incisa

2b puparia brown, generally formed outside the mine: Agromyza mobilis **

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

Not included in the key: Cerodontha muscina, superciliosa.

Tables for all parasites per species

mod 9.x.2017