Apamea illyria Freyer, 1846 Species
Last modified: Nov. 19, 2025, 12:21 p.m.
A very rare species, only known from the southern, more mountaineous part of the country. The species was very much in expansion in the 1950s-1980s, but has become very rare over the last couple of decades, since 2000.
Details
- Classification
- Family: Noctuidae > Subfamily: Xyleninae > Tribus: Apameini > Genus: Apamea > Species: Apamea illyria
- Vernacular names
- Tweekleurige grasuil (NL), L'Abromiade du Millet (FR), Zweifarbige Grasbüscheleule (DE)
- First mention in Belgium
- De Laever E. 1956. Espèces nouvelles pour la faune belge (suite). — Lambillionea 56: 1, 58, 66–67. On page 66.
- Status
-
Native
Distribution
Imago
Wingspan 30–36 mm. The most conspicuous feature is the very dark median band, bounded externally with a prominent double, white-centred post-median band. Reniform spot kidney shaped and edged with white externally.
Museum specimens
Specimens in nature
Bionomics
Hibernates as a larva. The adults come to light.
No pictures yet!
Flight periods
The adults are on the wing in May and June.
Observed on
- Host plant (species):
- Dactylis glomerata and Calamagrostis epigejos
- Substrates:
- Grasses
The larva lives on a number of grasses from July onwards.
No pictures yet!
