Seq # 300010120

Scythris picaepennis (Haworth, 1828) Species

Last modified: Feb. 24, 2023, 3:32 p.m.


A very rare species in Belgium, only known from NA and WV.


Details

Classification
Family: Scythrididae > Genus: Scythris > Species: Scythris picaepennis
Vernacular names
Goudstippelige dikkopmot (NL), White-dusted Owlet (EN)
Synonyms
Scythris senescens (Stainton, 1850)
First mention in Belgium
Anonymous 1902. Varia. — Revue mensuelle de la Société entomologique namuroise 2: 4, 12. On page 4.
Status

Native


Distribution


Imago

Wingspan: 12–14 mm.
As with many members of this family, studying the genitalia is necessary. Females however showing white abdomen underside with dark last segment.

Museum specimens

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Specimens in nature

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Genitalia


Mine

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Bionomics

In May, the larva spins a web almost completely covering the food plant and extending into the ground. Pupation in June in a cocoon in the ground.
The adults like to rest during daytime on yellow flowers.

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Flight periods

One generation a year: July.


Observed on

Host plant (species):
Lotus corniculatus, Thymus drucei and Succisa pratensis
Host plant (genera):
Helianthemum and Plantago

Polyphagous on: Lotus corniculatus, Thymus polytrichus or Thymus sp.

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Habitat

Xerothermic, grassy areas on chalk or limestone, but also on sandy soil.

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