Seq # 275020020

Coleophora adspersella Benander, 1939 Species

Last modified: Nov. 18, 2023, 10:58 a.m.

A very rare and local species in Belgium. Hitherto, it is only found at the coast where it can be abundant at suitable places and recently (2020) in LI and (2022) in OV and LG.


Family: Coleophoridae > Genus: Coleophora > Species: Coleophora adspersella
Vernacular names
Witsprietmeldekokermot (NL), Dusted case-bearer (EN), Helle Melden-Sackmotte (DE)
First mention in Belgium
De Prins W. & Spronck R. 2004. Four new species for the Belgian fauna (Lepidoptera: Gracillariidae, Coleophoridae and Tortricidae). — Phegea 32(2): 49–54. On page 50. view page




Wingspan: 13–16 mm.
A light brown moth with a lot of dark speckles.
The antennae are ringed with alternating white and light brown segments.

Museum specimens

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Specimens in nature

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The caterpillar is greenish with some dark spots on the thoracic segments and the last abdominal segment.

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The silken case is about 10 mm long, trivalved, tubular and with a mouth angle of 0°–10°.
See also


The egg is oviposited during summer on the food plant.
The caterpillar spins a case within its life, feeds, and pupates. The larva leaves the food plant by the end of August, overwinters in leaf litter at ground level, and pupates there in springtime.

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Flight periods

The moths are on the wing from the end of May till the beginning of August.

Observed on

Host plant (species):
Atriplex littoralis and Suaeda maritima
Host plant (genera):
Atriplex, Chenopodium, Suaeda, Halimione and Beta

Atriplex littoralis is the most often infested host plant, but also species of Atriplex, Beta, Chenopodium, Halimione or Suaeda are used.

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This species is mainly found at the coast where the food plants are most common.

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