Orthosia miniosa

Orthosia miniosa, the blossom underwing, is a moth of the family Noctuidae. The species was first described by Michael Denis and Ignaz Schiffermüller in 1775. It is found in Europe.

Orthosia miniosa
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Noctuidae
Genus: Orthosia
Species:
O. miniosa
Binomial name
Orthosia miniosa

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

The wingspan is 31–36 mm. The length of the forewings is 15–17 mm. Forewing sandy rufous, black-speckled, median area generally deeper rufous: lines browner, edged with pale, the outer dentate-lunulate; stigmata with yellowish outlines and grey centres: submarginal line rufous and yellowish: hindwing white, rosy-tinged along termen; cellspot, outer line, and veins sometimes well-marked;- rubricosa Esp. is the form in which the red of the median area is most emphasised; — pallida Tutt is greyish ochreous, with hardly a vestige of rufous: in virgata Tutt, while the basal and marginal areas are grey, the median space is rufous.[1]

Biology

The moth flies in one generation from the end of March to mid-May .

Larva pale or dark blue grey; dorsal and subdorsal lines yellow; the sides black with a yellow spiracular line, marked with a white spot on each segment; head whitish with coarse blackish mottling. The larvae feed on various trees and shrubs, mainly oak.[2]

Notes
  1. ^ The flight season refers to Belgium and the Netherlands. This may vary in other parts of the range.
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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, Gaden S.; Ackery, Phillip R.; Kitching, Ian J.; Beccaloni, George W.; Hernández, Luis M. (2010). "Search the database - introduction and help". HOSTS - A Database of the World's Lepidopteran Hostplants. Natural History Museum, London.
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