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[EN] Key to the families

[NL] Familiesleutel

Toelichting

8. INCURVARIIDAE and 9. PRODOXIDAE

1
Forewing unicolorous brownish
2
 
Hindwing with rather narrow scales. Frons and vertex yellowish.
-
Forewing brownish with pale markings (at least with dorsal spot), sometimes indistinct
4
 
Hindwing with scales narrow or broad. Frons and vertex pale or dark brown.
 
2 (1)
Antenna distinctly shorter than half length costa forewing. Forewing shining brownish grey to blackish, not tinged bronzy green
Lampronia fuscatella (Prodoxidae)
 
14.0-18.0mm. May and June. Forewing occasionally with faint purplish tinge. Frons and vertex yellow or orange. Antenna shortly ciliate in male, not ciliate in female.
-
Antenna at least half length costa forewing. Forewing tinged bronzy green
3
 
 
3 (2)
Forewing bronzy green. Antenna of both sexes almost dread-like, in male thicker and longer than in female
Incurvaria koerneriella (Incurvariidae)
 
14.0-18.0mm. Late April and May. Upper part frons ferruginous yellow, lower part frons greyish; vertex ferruginous yellow.
-
Forewing bronzy green with greyish tinge. Antenna in male pectinate, in female notched throughout
Incurvaria pectinea (part) (Incurvariidae)
 
12.0-18.0 mm. Mid April to late May. Frons and vertex usually ochreous grey, sometimes greyish. This is the unmarked form. See couplet 8.
 
4 (1)
Smaller species, 6.5-8.5mm. Forewing with two silvery white transverse fasciae. Length antenna approximately equal to costa
Phylloporia bistrigella (Incurvariidae)
 
May to early September. Forewing dark bronzy brown. Frons white; vertex dark brown.
-
Larger species, 9.0-18.0mm. Forewing with markings from white to yellowish, not silvery. Length antenna distinctly shorter than costa
5
 
 
5 (4)
Head blackish grey or dark greyish brown.
6
 
Hindwing upperside with oval scales. Frons smooth.
-
Head pale ferruginous, ochreous or ochreous grey
7
 
Hindwing upperside with hair-scales, rounded or oblong scales. Frons smooth or rough-haired.
 
6 (5)
Forewing blackish brown, tinged purplish, with usually four conspicuous creamy white spots, two costal and two dorsal, sometimes linked to form a fascia; terminal cilia white-tipped
Lampronia luzella (Prodoxidae)
 
11.0-13.0mm. Mid May to early July. Forewing with triangular dorsal spots at a quarter and near tornus, smaller costal spots at a third and opposite tornal, basal pair sometimes linked to form an inwardly oblique fascia.
-
Forewing blackish brown, sometimes slightly tinged purplish; whitish markings usually indistinct, a triangular tornal spot nearly always present; terminal cilia unicolorous dark grey
Lampronia morosa (Prodoxidae)
 
11.0-15.0mm. May and June. Forewing with tornal spot often connected to a small discal spot above it, sometimes a dorsal spot before middle and one or two small costal spots opposite tornal or beyond this.
 
7 (5)
Forewing with numerous yellowish white spots in addition to two conspicuous dorsal spots of same colour. Labial palpus blunt, slightly longer than head
L. corticella (Prodoxidae)
 
9.0-12.0 mm. Late May to early July. Forewing blackish brown; two dorsal spots, one before middle and one at tornus, variable number of costal striae (usually four or five) and an indefinite number of small dots. Frons (smooth) and vertex ochreous yellow, mixed dark brown on vertex.
-
Forewing only with pale dorsal and/or costal spots without numerous additional pale spots. Labial palpus slender, one and a half times longer than head
8
 
 
8 (7)
Hindwing upper side with hair-scales or oblong scales
9
 
Frons rough-haired.
-
Hindwing upper side with broad, roundish scales
 
Frons smooth or rough-haired.
 
9 (8)
Forewing with yellowish white markings faint and ill-defined, consisting of two dorsal spots, one before middle and another near tornus
Incurvaria pectinea (part) (Incurvariidae)
 
12.0-18.0mm. Mid April to late May. Frons and vertex usually ochreous grey, sometimes greyish. Antenna in male pectinate, in female notched throughout; flagellum ringed white and blackish brown in both sexes. Forewing bronzy green, in addition to both dorsal spots sometimes with a few small indistinct pale spots on or near costa or near apex. This is the form with pale markings. See also couplet 3.
-
Forewing with yellowish white markings well-defined and consisting of two dorsal spots, one before middle and another near tornus
I. masculella (Incurvariidae)
 
12.0-15.0mm. Mid April to mid June. Frons and vertex ochreous yellow. Antenna as in I. pectinea, except for flagellum of male which sometimes is dark brown, whitish beneath. Forewing purplish brown, sometimes with a small pale costal spot at two-thirds; cilia concolorous with wing.
 
10 (8)
Forewing with cilia concolorous with wing or dark brown with distal half slightly paler
I. oehlmanniella (Incurvariidae)
 
12.0-15.0mm. Late April to early July. Frons (rough-haired) and vertex bright pale ferruginous. Antenna not ringed and dread-like in both sexes. Forewing dark brown, often faintly tinged purplish; two dorsal spots and one costal beyond tornal.
-
Forewing with cilia dark greyish basally and distally at least partly white
 
 
11 (10)
Head wholly rough-haired
Lampronia capitella (Incurvariidae)
 
14.0-17.5mm. Late April to early July. Frons and vertex ochreous yellow; antenna not ringed. Forewing dark brown with yellowish white markings; fascia at a third (sometimes obsolete at costa), tornal spot and one (sometimes two) costal spots.
-
Head at least with frons smooth
 
 
12 (11)
Forewing with markings pure white; costal spot beyond middle, situated just above tornal or slightly basad of tornal
L. flavimitrella (Prodoxidae)
 
13.0-16.5mm. May and June. Forewing greyish brown with slight yellowish tinge; male with two or three dorsal spots (occasionally one) and one or two costal spots, female with dorsal and costal spots linked to form one or two fasciae. Frons and vertex ochreous yellow.
-
Forewing with markings yellowish white; costal spot beyond middle situated slightly distad of tornal
 
 
13 (12)
Forewing dark greyish brown with yellowish tinge, not purplish
 
10.5-13.0mm. May to July (Central Europe). Frons and vertex ochreous yellow. Forewing with fascia at one third, tornal spot, large costal spot beyond this and often smaller costal spot between fascia and large costal spot.
-
Forewing dark purplish brown without yellowish tinge
Incurvaria praelatella (Incurvariidae)
 
11.0-14.0mm. Late May to early July. Frons and vertex bright ferruginous yellow. Forewing with fascia at a third (occasionally reduced to dorsal spot), tornal spot, costal spot beyond this and sometimes additional irregular, marginal spots.
 

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