| Eugraphe sigma | |
|---|---|
 | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Lepidoptera |
| Superfamily: | Noctuoidea |
| Family: | Noctuidae |
| Genus: | Eugraphe |
| Species: | E. sigma |
| Binomial name | |
| Eugraphe sigma (Schiffermüller, 1775) | |
| Synonyms | |
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Eugraphe sigma is a moth of the family Noctuidae. It is found from most of Europe (except Ireland, Great Britain, the Iberian Peninsula and Greece) [1] to the Ural, Siberia, Transcaucasia, Armenia and Korea. [2]
The length of the forewings is 17–20 mm. Warren states R. sigma Schiff. (= characterea Esp., ditrapezium Esp. nec Schiff., signum Fab., umbra View.) (10 a). Forewing black brown or deep brown, with a faint vinous tinge; costal area diffusely brownish-ochreous;the lines ochreous; cell dark brown; upper stigmata large, grey with black edges; claviform small, blackish;hind-wing dark fuscous. A central European species found in France, Switzerland, Germany and Austria;also in Armenia, Siberia and Amurland. Larva reddish yellow, with dorsal and lateral lines white; a dark oblique bar on each segment with a white dot above it; feeds on low plants. - The form nubila Esp. has the costal and apical areas of forewing a dull wood colour. [3]
Adults are on wing from June to July in one generation per year. [4]
The larvae feed on various low-growing plants, including Lamium album , Viburnum lantana , Laburnum anagyroides , Prunus spinosa , Lonicera and Ligustrum species.
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