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[EN] Key to the families

[NL] Familiesleutel

Toelichting

4. OPOSTEGIDAE

1
Forewing white, unmarked, occasionally with pale yellow scaling
 
9.0-12.0mm. Late May to early September. Forewing with yellow scales sometimes forming an obscure fascia in apical area. Hindwing greyish white; cilia white. Frons, vertex and scape pure white, flagellum ochreous grey.
-
Forewing white with blackish brown markings and a black apical spot
2
 
Hindwing greyish brown, sometimes whitish; cilia concolorous, white-tipped. Frons, vertex and scape pure white, flagellum ochreous grey.
 
2 (1)
Forewing with oblique blackish brown spot from middle of costa, an indistinct smaller one from before middle of dorsum
 
7.0-10.5mm. From June to August. Forewing with costal and dorsal marks sometimes meeting to form an angulated fascia.
-
Forewing without dark spot from middle of costa, dorsal spot indistinct
 
9.2-12.0mm. June and July.
 

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