Elachista unifasciella
Seq # 270210470
Perittia farinella

Elachista utonella Frey, 1856 Species

Last modified: Dec. 2, 2024, 5:30 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

Wingspan 8–9 mm. Dissection is recommended to separate the adult from the very similar Elachista albidella and Elachista eleochariella, the latter not yet observed in Belgium.

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.

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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

Adults are on the wing from May till the end of August, may be bivoltine.

Observed on

Host plant (species):
Carex acutiformis and Carex paniculata

The larva feeds on Carex acutiformis, C. paniculata or C. vesicaria.

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Habitat

Inhabits wet or acid areas.

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Contact
Statistics
Flemish Entomological Society

jurate.deprins@gmail.com
    Species presence
  • 1799 West-Vlaanderen
  • 1793 Oost-Vlaanderen
  • 1967 Antwerpen
  • 1920 Limburg
  • 214 Vlaams Brabant
  • 1915 Brabant
  • 28 Brabant Wallon
  • 1680 Hainaut
  • 2224 Namur
  • 2143 Liège
  • 2222 Luxembourg