Seq # 160120010

Diplodoma laichartingella (Goeze, 1783) Species

Last modified: Feb. 25, 2021, 3:34 p.m.

A rather rare species in Belgium, but as with other Psychidae probably underrecorded.


Family: Psychidae > Subfamily: Naryciinae > Tribus: Naryciini > Genus: Diplodoma > Species: Diplodoma laichartingella
Vernacular names
Dubbelzakdrager (NL), laichartingella (DE)
Diplodoma herminata (Fourcroy, 1785) and Diplodoma marginepunctella (Stephens, 1829)
First mention in Belgium
De Fré Ch. 1858. Catalogue des Microlépidoptères de la Belgique. — Annales de la Société entomologique belge 2: 45–162. On page 110 (as marginepunctella). view page




Museum specimens

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Specimens in nature


The eggs are laid on tree trunks or in rock clefts.
The larva builds a case covered with fragments of plants, insects, small stones and other diverse material. The case is attached to a solid surface. The larva can be found on tree trunks, rock crevices, and in wall clefts. In some areas the species needs two years for its development.
Both sexes have fully developed wings. They are active in the night till early morning and sometimes come to light.

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Flight periods

One generation a year (sometimes a larval develoment of 2 years): mainly from May to June, but occasionally till August.

Observed on

Lichens, Mosses, Fungi and Decaying vegetable matter

The larva feeds on lichens, moss, dead insects, decayed leaves and other detritus.

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Forests, humid open landscapes.

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