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Lacanobia thalassina

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Lacanobia thalassina
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Noctuidae
Genus: Lacanobia
Species:
L. halassina
Binomial name
Lacanobia halassina
(Hufnagel, 1766)

Lacanobia thalassina, the pale-shouldered brocade, is a moth of the family Noctuidae. It is found in Europe east across the Palearctic to the Russian Far East and Siberia.[1]

Technical description and variation

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The wingspan is 35–38 mm. The length of the forewings is 16–20 mm. Has no pale grey tints; the red-brown ground colour varying only to dark grey; the claviform (club-shaped) stigma is produced as a dark dash to outer line; upper stigmata pale with partial black outlines, a black basal streak with pale patch above it; hindwing pale fuscous, paler at base; the form achates Hbn. has the forewing uniform red brown; while humeralis Haw. is fuscous grey with the red tints absent; ab. nigrifusa nov. [Warren] is wholly suffused with black, the orbicular stigma and traces of outer and submarginal lines remaining pale grey.[2]

Figs.5, 5a, 5b, 5c larva after last moult

Biology

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The moth flies in two generations from early May to September[1].

Larva green or reddish yellow, with two dark oblique stripes on each segment, with two dark spots or blotches in front of them; lateral lines pale grey with red edges. The larvae feed on various deciduous trees and plants: Betula sp., Alnus incana, Salix sp., Polygonum spp., Chenopodium album, Delphinium sp., Berberis sp., Brassica spp., Rubus idaeus, Sorbus aucuparia, Pisum sativum.[3]

Notes

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  1. ^ The flight season refers to Belgium and The Netherlands. This may vary in other parts of the range.

References

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  1. ^ Colour Atlas of Siberian Lepidoptera
  2. ^ 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
  3. ^ "Robinson, G. S., P. R. Ackery, I. J. Kitching, G. W. Beccaloni & L. M. Hernández, 2010. HOSTS - A Database of the World's Lepidopteran Hostplants. Natural History Museum, London".
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