Longalatedes elymi

The Lyme grass (Longalatedes elymi) is a species of moth of the family Noctuidae. It is found along the coasts of southern Sweden, southern Finland, Denmark, Estonia, northern Poland, northern Germany and eastern Great Britain.

Longalatedes elymi
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Subphylum:
Hexapoda
Class:
Insecta
Order:
Lepidoptera
Family:
Noctuidae
Genus:
Longalatedes
Species:
L. elymi
Binomial name
Longalatedes elymi
(Treitschke, 1825)
Synonyms
  • Leucania elymi Treitschke, 1825
  • Chortodes elymi (Treitschke, 1825)
  • Arenostola elymi (Treitschke, 1825)
  • Photedes elymi (Treitschke, 1825)
  • Tapinostola procera Staudinger, 1889
  • Tapinostola procera var. saturatior Staudinger, 1889
  • Tapinostola elymi r. askoldensis Turner, 1929
  • Arenostola punctivena Draudt, 1950

Technical description and variation
For a key to the terms used, see Glossary of entomology terms.

Forewing bone colour, tinged with pale brownish between the veins; the veins a little darker; outer line indicated by a double row of dark spots; hindwing luteous white; ab. saturatior Stgr. is deeper brown. Larva bone colour, sometimes with a yellow or reddish tinge; head reddish brown.[1] The wingspan is about 36 mm.

Fig 5 larva after last moult 5a, 5b adult larvae on their foodplant (Elymus arenarius)

Biology

Adults are on wing from June to August.

The larvae feed on Elymus arenarius. They feed inside the stem of their host plant, usually below the surface of the sand.

References
  1. 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, 1914Public Domain This article incorporates text from this source, which is in the public domain.


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