Juniperus juniper
(For a dichotomous table for galls on Juniperus by Hans Roskam click here)
Dichotomous table for leafminers
1a tiny fleck mine; older larvae live free in spinning and don’t mine any more: Archips oporana
1b larger blotch or corridor mine => 2
1c galls, etc => Tables for all parasites per species
Dichotomous table for leafminers
1a tiny fleck mine; older larvae live free in spinning and don’t mine any more: Archips oporana
1b larger blotch or corridor mine => 2
1c galls, etc => Tables for all parasites per species
2a older larvae live free in a common web: Dichomeris marginella
2b larvae mine all their life => 3
3a mine with 1 or two holes (may be closed with silk) => 3
3b mine without holes => 4
4a larvae in March-April; prothoracic shield black with olive-brown centre; abdomen green, last segment reddish: Argyresthia aurulentella
4b larvae in half June-end March; prothoracic shield entirely black; abdomen green throughout: Argyresthia trifasciata
5a larva: prothoracic plate grey, spotted with black: Argyresthia abdominalis
5b prothoracic plate brown: Argyresthia dilectella
5c prothoracic plate not differentiated, green like the rest of the : Argyresthia cupressella
Not included in they key: Aethes rutilana; Argyresthia reticulata; Chionodes electella; Ocnerostoma friesei.