Acronicta menyanthidis, the light knot grass, is a moth of the family Noctuidae. It is distributed through northern, central and eastern Europe, east to Siberia and the Russian Far East.
Acronicta menyanthidis | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Class: | Insecta |
Order: | Lepidoptera |
Superfamily: | Noctuoidea |
Family: | Noctuidae |
Genus: | Acronicta |
Species: | A. menyanthidis
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Binomial name | |
Acronicta menyanthidis (Esper, 1789)
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The wingspan is 33–41 mm. Forewing bluish white, dusted and shaded with dark grey; a short black streak from near base; marginal area darker, sometimes blackish, grey; orbicular stigma quite small.- In the ab. suffusa Tutt the whole forewing is suffused with dark grey. - ab. obsoleta Tutt has the forewing quite pale with all markings faint; on the contrary ab. scotica Tuff from the west coast of Scotland is larger and brighter than the type, with all markings clear and distinct.[1]
The adults fly at night from May to July [1]. They are attracted to light.
Recorded food plants include Myrica, Calluna, Vaccinium, Salix, Betula, Ranunculus aconitifolius, Comarum palustre, Lysimachia nummularia and Menyanthes trifoliata.
- ^ The flight season refers to the British Isles. This may vary in other parts of the range.
References
edit- ^ Seitz, A. Ed., 1914 Die Großschmetterlinge der Erde, Verlag Alfred Kernen, Stuttgart Band 3: Abt. 1, Die Großschmetterlinge des palaearktischen Faunengebietes, Die palaearktischen eulenartigen Nachtfalter, 1914