Elachista unifasciella
Seq # 270210470
Perittia farinella

Elachista utonella Frey, 1856 Species

Last modified: Feb. 24, 2023, 1:46 p.m.

A very rare species in Belgium.

Details

Classification
Family: Elachistidae > Subfamily: Elachistinae > Genus: Elachista > Species: Elachista utonella
Vernacular names
Gevlekte zeggemineermot (NL), Bog Dwarf (EN)
Synonyms
Elachista paludum Frey, 1859
First mention in Belgium
Fologne E. 1863. Addenda au catalogue des Lépidoptères de Belgique. — Annales de la Société entomologique belge 7: 87–93. On page 93.
Status

Native

Distribution

Imago

The wingspan is 8-9 mm.

Museum specimens

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Specimens in nature

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Caterpillar

The larva is yellowish green or grey, with a brown or black head and a light brown prothoracic plate.

Dissection is recommended to separate the adult from the very similar Elachista albidella and Elachista eleochariella. More images

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Mine

See also bladmineerders.be

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Bionomics

The larval mine appears from March to May.
Pupation is under a girdle in the angle of a leaf, with emergence from May to early August.

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Flight periods

From May till the end of august, may be bivoltine.

Observed on

Host plant (species):
Carex acutiformis and Carex paniculata

Mostly on: Carex acutiformis, C. paniculata or C. vesicaria.

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Habitat

Mostly in wet or acid areas.

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Contact
Statistics
Flemish Entomological Society

jurate.deprins@gmail.com
    Species presence
  • 1752 West-Vlaanderen
  • 1763 Oost-Vlaanderen
  • 1932 Antwerpen
  • 1895 Limburg
  • 172 Vlaams Brabant
  • 1914 Brabant
  • 16 Brabant Wallon
  • 1634 Hainaut
  • 2192 Namur
  • 2112 Liège
  • 2184 Luxembourg