Thumatha senex (Hübner, [1808]) Species
Last modified: Oct. 16, 2025, 6:23 p.m.
A fairly common species throughout Belgium.
This species is considered Least Concern according to the IUCN Red List category for Flanders 2023.
Details
- Classification
- Family: Erebidae > Subfamily: Arctiinae > Tribus: Lithosiini > Genus: Thumatha > Species: Thumatha senex
- Vernacular names
- Rondvleugelbeertje (NL), Round-winged Muslin (EN), La Nudarie vieille (FR), Rundflügel-Flechtenbärchen (DE)
- First mention in Belgium
- De Sélys-Longchamps E. 1857a. Catalogue des Insectes Lépidoptères de la Belgique. — Annales de la Société entomologique belge 1: 1–111. On page 48 (as N.[udaria] Senex). view page
- Status
-
Native
Distribution
Imago
Museum specimens
Specimens in nature
Bionomics
Hibernates as a small larva. The adults are mainly active at dusk and dawn, they come to light.
No pictures yet!
Flight periods
The adults fly in one generation a year from mid-June to mid-August.
Observed on
- Host plant (species):
- Peltigera canina
- Substrates:
- Lichens and Mosses
The larva lives on lichens, mainly on Peltigera canina, and on various mosses.
No pictures yet!
