Seq # 275020050

Coleophora albicans Zeller, 1849 Species

Last modified: Sept. 18, 2023, 6 p.m.

This is a very rare species that probably is extinct in Belgium.


Family: Coleophoridae > Genus: Coleophora > Species: Coleophora albicans
Vernacular names
Alsemkokermot (NL), Wormwood case-bearer (EN), Feld-Beifuß-Sackmotte (DE)
Coleophora artemisiella Scott, 1861
First mention in Belgium
Janmoulle E. 1952a. Espèces nouvelles pour la faune belge (suite). — Lambillionea 52: 13, 25–26, 49–50. On page 50.




Wingspan: 10–15 mm.
The forewings are ochreous with many white lines and also some little brown spots.
The antennae have alternating white and black rings till the tip.

Museum specimens

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Specimens in nature

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The case is smal: 6–7 mm and is partly made of silk and has some darker longitudinal lines.
The mouth angle is about 15–30°.
See also

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In the 1st stage, the larva feeds on the leaves, afterwards mostly on the flowers. Therefore it is sometimes difficult to find the mines.
When the larva is full-grown in September, it hides in leaf litter and does not feed any more after hibernation.

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Flight periods

This species flies in July and August.

Observed on

Host plant (species):
Artemisia maritima, Artemisia absinthium and Artemisia campestris
Host plant (genera):

Artemisia maritima is the main food plant, but the species is also recorded from Artemisia campestris subsp. campestris and Artemisia absinthium.

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In Belgium it was only found before 1980 at the coast.

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