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]

Eugraphe sigma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Noctuidae
Genus: Eugraphe
Species:
E. sigma
Binomial name
Eugraphe sigma
Synonyms
  • Noctua sigma Denis & Schiffermuller, 1775
  • Agrotis signum
  • Noctua characterea [Schiffermüller], 1775
  • Phalaena (Noctua) characterea Esper, [1803]
  • Phalaena (Noctua) ditrapezium Esper, [1803]
  • Phalaena (Noctua) characterea Esper, 1790
  • Phalaena (Noctua) nubila Esper, 1789
  • Phalaena (Noctua) nubila Esper, 1798
  • Phalaena (Noctua) ditrapezium Esper, 1790
  • Noctua signum Fabricius, 1787
  • Noctua umbra Vieweg, 1789
  • Noctua signa Hampson, 1903
  • Noctua terminalis Strand, 1915
  • Eugraphe sigma f. obscura Lempke, 1939
  • Eugraphe sigma f. rufa Lempke, 1939

Description

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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 dull woodcolour. [3]

Subspecies

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  • Eugraphe sigma sigma
  • Eugraphe sigma melancholina Bryk, 1949 (Korea)
  • Eugraphe sigma anthracina Boursin, 1954

Biology

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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.

References

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  1. ^ Fauna Europaea
  2. ^ Eugraphe at funet
  3. ^ Warren, W. in 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   This article incorporates text from this source, which is in the public domain.
  4. ^ Vlindernet