Blair's shoulder-knot

Blair's shoulder-knot
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Superfamily:	Noctuoidea
Family:	Noctuidae
Genus:	Lithophane
Species:	L. leautieri
Binomial name
	Lithophane leautieri; (Boisduval, 1829)

Lithophane leautieri, the Blair's shoulder-knot, is a moth of the family Noctuidae. It is found in Europe. It originated from the area surrounding the Mediterranean Sea, but gradually moved north.

Technical description and variation

The wingspan is 39–44 mm. Forewing pale grey, dusted with olive grey; lines strongly dentate, but much obscured, marked by short oblique costal streaks; upper stigmata ill-defined, but united at their base by a long black line; the reniform with fulvous in lower half; claviform elongate, black-edged, united by a short black streak with outer line; a well-marked black streak from base on submedian fold; submarginal line indicated only by black dentate marks preceding it, of which the two on the folds are longest; fringe mottled dark and light grey; hindwing pale brownish grey, darker towards termen; ab. sabinae Geyer is rather smaller, blue-grey, more distinctly marked, especially the median shade and submarginal teeth; reniform stigma with hardly any fulvous in it; the two black lines on submedian fold hardly visible.^[1]

Biology

The moth flies from September to mid-November.

The larva is dark green, dorsal and subdorsal lines white, segmentally swollen and partially interrupted; spiracular line yellowish white. The larvae feed on various cypress species.^[2]

Notes

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

References

^ 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
^ "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".

External links

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[1] 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

[2] "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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