Seq # 100010010

Micropterix aruncella (Scopoli, 1763) Species

Last modified: Feb. 27, 2024, 7:35 p.m.

A fairly common species throughout Belgium.


Family: Micropterigidae > Genus: Micropterix > Species: Micropterix aruncella
Vernacular names
Vroege oermot (NL), White-barred Gold, White-line Pollen-moth (EN)
Micropterix seppella (Fabricius, 1776)
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 114 (as M.[icropteryx] Aruncella. Scop.). view page




Forewing ground colour bronzy golden with a purplish tinge at the base. Sexual dimorphism: the male has two silvery transverse lines – and sometimes a third diagonal streak in the apical region – which can be reduced to a silvery spot. The females without any such silvery pattern.

Museum specimens

Specimens in nature


The cocoon of this species is tough.

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This species hibernates as a larva and pupates in a tough cocoon in the upper layer of soil or among detritus. The imago, with its biting mouth parts, feeds on the pollen of many herbaceous plants but especially on Crataegus spp. Sometimes many adults are present on one flower. They are active during daytime.

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Flight periods

One generation a year: from early May till the end of July.

Observed on

Herbaceous plants

The larva has been found on the tender, young growths of several herbaceous plant species, where it feeds on detritus.

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Dry and open habitats. It is not found in dense woodland.

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