Pyrrhia umbra

Bordered sallow
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Hexapoda
Class: Insecta
Order: Lepidoptera
Family: Noctuidae
Genus: Pyrrhia
Species: P. umbra
Binomial name
Pyrrhia umbra
Hufnagel, 1766

Pyrrhia umbra, the bordered sallow, is a species of moth of the family Noctuidae. It is found in all of Europe, east through Anatolia to Iran, Afghanistan, Pakistan and Nepal and through central Asia to Japan. In the mountains it is found up to heights of 1,600 meters.

Caterpillar

Technical description and variation

For a key to the terms used, see Glossary of entomology terms.

The wingspan is 27–35 mm. The length of the forewings is 16–19 mm. Forewing deep olive yellow, faintly dark-dusted, from base to outer line, beyond which the terminal area is purplish grey, paling towards termen; the lines bright brown; the inner angled inwards on the veins and outwards between them; the outer stronger, oblique and slightly sinuous from the subcostal bend, generally followed by a purplish grey shade; median shade bent on median vein: submarginal line lunulate-dentate, dark brown, the area beyond it often golden brown; orbicular and reniform of the ground colour, with brown outlines and brownish centres; the claviform outlined only;hindwing straw-yellow; with broad black terminal border, dark cellspot, and pale fringe; — ab. marginata is a paler yellow form, with the termen of both wings paler, and the dark centre of the reniform stigma prominent; a rare aberration, in which the base of forewing is darkened, is called rutilago Haw. [1]

Biology

The moth flies from May to September depending on the location.

Larva green to reddish brown, mottled with yellowish, and dotted with black;dorsal line dark, white-edged; subdorsal lines fine, yellowish white; lateral lines white or yellow; head pale brown. The larvae feed on Ononis, fireweed and Honckenya peploides, but also deciduous trees, shrubs and other herbaceous plants.[2]

References

  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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