The double kidney (Ipimorpha retusa) is a moth of the family Noctuidae. It is found in most of Europe. In the east, the range extends through Turkey, Siberia, Mongolia and China to Korea and Japan. The habitat consists of damp marshy places.

Ipimorpha retusa
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Superfamily: Noctuoidea
Family: Noctuidae
Genus: Ipimorpha
Species:
I. retusa
Binomial name
Ipimorpha retusa
(Linnaeus, 1761)[1]
Synonyms
  • Phalaena retusa Linnaeus, 1761
  • Phalaena vetula Hübner, 1788
  • Phalaena (Tortrix) merianana Lang, 1789
  • Phalaena (Noctua) chrysoglossa Beckwith, 1794
  • Noctua gracilis Haworth, 1809 (preocc. Denis & Schiffermüller, 1775)
  • Cosmia curvata Butler, 1886

Technical description and variation

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I. retusa L. (= vetula Hbn.) (46 h). Forewing olive brown dusted with whitish; inner and outer lines fine, nearly straight, parallel to each other, slightly oblique inwards, and paler edged; subterminal irregular, pale, with a darker shade beyond it; stigmata darker, edged with paler; the reniform on a darker median shade; hindwing fuscous, fringe whitish; — the form gracilis Haw. (= curvata Btlr.) is a redder form. Larva pale green; dorsal line broadly, the two subdorsal slenderly, white; the spiracular line white, waved; head green or dark brown. [2] The wingspan is 28–32 mm.

 
Figs 5, 5a, 5b, 5c larvae in various stages

Biology

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Adults are on wing from July to September.

References

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  1. ^ Fauna Europaea
  2. ^ 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, 1914  This article incorporates text from this source, which is in the public domain.
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