Acronicta cuspis (Hübner, 1813) Species
Last modified: March 13, 2023, 2:31 a.m.
An extremely rare, local and decling species in Belgium with scattered observations.
Details
- Classification
- Family: Noctuidae > Subfamily: Acronictinae > Genus: Acronicta > Subgenus: Triaena > Species: Acronicta cuspis
- Vernacular names
- Grote drietand (NL), Large Dagger (EN), La Cuspide, le Javelot (FR), Erlen-Pfeileule (DE)
- 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 10 (as Acronycta cuspis H.). view page
- Status
-
Native
Distribution
Imago
Wingspan: 35–41 mm.
Adults of Acronicta cuspis, Acronicta tridens and Acronicta psi cannot be safely distinguished from each other, except by reference of the genitalia. Allthough larvae of these species are quiet different and are easy to identify as species.
Museum specimens
Specimens in nature
Caterpillar
From June till October.
No pictures yet!
Bionomics
The species hibernates as a pupa.
The adults come to light and sugar.
No pictures yet!
Flight periods
The adults fly in two generations a year; from mid-May to mid-August.
Observed on
- Host plant (species):
- Sorbus aucuparia
- Host plant (genera):
- Alnus and Betula
- Substrates:
- Deciduous trees
The larva lives on several deciduous tree species, like Alnus, Betula, and Sorbus aucuparia.
No pictures yet!
