Seq # 321240030

Oxyptilus pilosellae (Zeller, 1841) Species

Last modified: April 16, 2021, 11:28 a.m.

A very local and rare species in Belgium. Distribution insufficiently known due to similarity with other species of the family.


Family: Pterophoridae > Subfamily: Pterophorinae > Genus: Oxyptilus > Species: Oxyptilus pilosellae
Vernacular names
Muizenoorvedermot (NL)
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 159. view page




Wingspan: 15–20 mm.

Museum specimens

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Specimens in nature


The larvae live in a loose spinning on the leaves, close to the central shoot, later they move to the central rosette of the food plant.
Pupation in this rosette or on the underside of a leaf.

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Flight periods

One long generation a year, perhaps two hard to distinguish generations: from May till August.

Observed on

Host plant (species):
Hieracium pilosella

Monophagous on Hieracium pilosellae.

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Open places in forests, heathlands.

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