Orthosia cruda (Denis & Schiffermüller, 1775) Species
Last modified: June 4, 2024, 12:22 p.m.
A common spring species throughout Belgium.
This species is considered Least Concern according to the IUCN Red List category for Flanders 2023.
Details
- Classification
- Family: Noctuidae > Subfamily: Hadeninae > Tribus: Orthosiini > Genus: Orthosia > Subgenus: Monima > Species: Orthosia cruda
- Vernacular names
- Kleine voorjaarsuil (NL), Small Quaker (EN), L'Orthosie farineuse (FR), Kleine Kätzcheneule (DE)
- Synonyms
- Orthosia pulverulenta (Esper, 1786)
- 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 13.
- Status
-
Native
Distribution
Imago
Wingspan 25–30 mm.
Museum specimens
Specimens in nature
Caterpillar
The caterpillars are frequently kanabalistic and eat other caterpillars
Bionomics
The caterpillars are frequently eating other caterpillars. Hibernates as a pupa in an underground cocoon, often close to a tree trunk.
The adults come to light, sugar and sallow catkins.
No pictures yet!
Flight periods
The adults fly in one generation a year, when conditions are mild, from mid-February till late April.
Observed on
- Host plant (genera):
- Quercus and Salix
- Substrates:
- Deciduous trees and Shrubs
The larva lives on different species of deciduous trees like Quercus and Salix.
No pictures yet!
