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[EN] Key to the families

[NL] Familiesleutel

Toelichting

20. GLYPHIPTERIGIDAE

1
Larger species, 21.0-28.0mm. Hindwing with cilia relatively short; cilia near end of vein 2 about one-quarter of greatest width hindwing
 
Late June to early September. Forewing with apex rectangular, termen straight, little oblique; rather unicolorous ochreous to dark brown with some dark spots and dark longitudinal discal streak; occasionally veins marked with pale streaks. Frons and vertex ochreous.
-
Smaller species, 6.0-15.0mm. Hindwing with cilia relatively long, cilia near end of vein 2 of equal length greatest width hindwing
2
 
 
2 (1)
Forewing dark brassy or coppery, unmarked or nearly so
 
Unmarked form, see couplet 3.
-
Forewing with distinct white or silvery spots or strigulae
3
 
 
3 (2)
Forewing without conspicuous white or silvery strigula at middle of dorsum, blackish apical hook absent
 
10.0-15.0mm. Late May to early August. Forewing shining bronzy with sometimes indistinct metallic golden costal and dorsal transverse streaks; a blackish tornal mark, enclosing two or three metallic dots and a black apical spot. Frons and vertex brassy, darker than forewing. See couplet 2.
-
Forewing with conspicuous white or silvery strigula at middle of dorsum; blackish apical hook present
4
 
 
4 (3)
Forewing with blackish apical spot enclosing a clear silvery dot
 
8.0-11.0mm. May and June. Forewing dark bronzy brown with white costal and dorsal streaks; some metallic dots near tornus. Frons and vertex dark greyish brown.
-
Forewing with apical spot without silvery scales
5
 
Forewing with blackish apical spot sometimes bordered by silvery strigulae. Frons and vertex brassy.
 
5 (4)
Hindwing with dorsal cilia greyish, whitish tipped, becoming entirely white towards base
 
6.0-9.0mm. Early June to early August. Forewing rather evenly coloured bronzy brown; without distinct pre-apical silvery spot (another silvery spot near tornus present).
-
Hindwing with dorsal cilia unicolorous greyish
6
 
Forewing somewhat paler in basal half.
 
6 (5)
Forewing with distinct pre-apical silvery spot before blackish apical spot
 
7.0-9.5mm. Early June to early September. Forewing with basal third greyish shading to dark bronzy brown in apical third; a second silvery spot in terminal area near tornus.
-
Forewing without distinct pre-apical silvery spot before blackish apical spot
 
6.0-9.0mm. Early May to early July. Forewing with basal half greyish shading to dark bronzy brown in apical half; in terminal area only one silvery spot near tornus.
 

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