Oxyria mountain sorrel

Dichotomous table for leafminers

1a mine a large blotch, generally containing several larvae that spend all their life in the mine; lrvae are maggots => 2

1b mine small, usually containing a single larva; older larvae live free; larva with chitinised head => 3

1c gallen etc => Tabellen voor alle parasieten per soort

2a larva: mandible with some fine teeth: Pegomya bicolor

2b mandible with ± 3 large teeth; rarely on this hostplant: Pegomya solennis

3a larva without thoracic feet; mine, with or two holes, contains no silk: Hypera rumicis

3b thoracic feet present; mine, without holes, contains some silk => 4

4a mine begins with an epidermal corridor; later a weakly inflated tentiform mine; older larva in a leaf cone: Calybites phasianipennella

4b no initial epidermal corridor; mine flat; older larvae among spun leaves: Cnephasia asseclana

Tables for all parasites per species

mod 9.x.2017