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.
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 36mm.
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
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, 1914This article incorporates text from this source, which is in the public domain.
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