Seq # 490310020

Acrobasis consociella (Hübner, 1813) Species

Last modified: Oct. 26, 2023, 3:22 p.m.

A rather common species in most areas of Belgium, especially in the Kempen region and the eastern part of the country.


Family: Pyralidae > Subfamily: Phycitinae > Tribus: Phycitini > Genus: Acrobasis > Species: Acrobasis consociella
Vernacular names
Eikentopspinselmot (NL), Eichentriebzünsler (DE)
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 104.




Museum specimens

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Specimens in nature


The head and neck-shield are yellowish, the neck-shield much less spotted, on the head only 1-2 blackish spots in front on each half.

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The larvae live gregariously in a conspicuous spun web over the leaves of the food plant. Pupation in the feeding place.
The adults are active at dusk and later come to light and sugar.

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Flight periods

The first adults fly from May but usually from June towards late August, occasionally there is a small second emergence from early September till early October, occasionally later.

Observed on

Host plant (genera):

The larvae live on several Quercus species, preferably on saplings.

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