Xestia triangulum (Hufnagel, 1766) Species
Last modified: June 23, 2025, 9:22 p.m.
A rather common species throughout Belgium.
This species is considered Least Concern according to the IUCN Red List category for Flanders 2023.
Details
- Classification
- Family: Noctuidae > Subfamily: Noctuinae > Tribus: Noctuini > Genus: Xestia > Subgenus: Megasema > Species: Xestia triangulum
- Vernacular names
- Driehoekuil (NL), Double Square-spot (EN), La Noctuelle de la Chélidoine (FR), Triangel-Bodeneule (DE)
- Synonyms
- Xestia rhomboidea (Esper, 1790)
- First mention in Belgium
- De Sélys-Longchamps E. 1844. Énumération des insectes Lépidoptères de la Belgique. — Mémoires de la Société royale des Sciences de Liége 2: 1–35. On page 11 (as Noctua triangulum O.). view page
- Status
-
Native
Distribution
Imago
Wingspan 36–46 mm.
Museum specimens
Specimens in nature
Bionomics
The larva feeds at night and hides during the day low down near the ground.
The species hibernates as a larva and pupates in the ground.
The adults come to light and sugar.
No pictures yet!
Flight periods
The adults fly in one generation a year from the end of May till the end of July.
Observed on
- Substrates:
- Deciduous trees, Shrubs and Herbaceous plants
The larva lives on different species of herbaceous plants like Primula, Euphorbia amygdaloides, Anthriscus sylvestris and in spring also on shrubs and trees such as Prunus spinosa, Crataegus, or Rubus idaeus.
No pictures yet!
