Graphiphora augur

Graphiphora augur
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Noctuidae
Genus: Graphiphora
Species: G. augur
Binomial name
Graphiphora augur
(Fabricius, 1775)
Synonyms
  • Noctua augur Fabricius, 1775
  • Phalaena (Noctua) omega Esper, 1788
  • Noctua assimilans Borkhausen, 1792
  • Noctua hippophaes Geyer, [1832]
  • Graphiphora tobolskensis Sheljuzhko, 1929
  • Graphiphora haruspica (Grote, 1875)

Graphiphora augur, the double dart or soothsayer, is a moth of the family Noctuidae. It is found in all of Canada and most of the northern parts of the United States, south in the west to California and New Mexico. It is also found throughout Eurasia, from the British Isles and Scandinavia to Siberia and Japan.

Technical description and variation

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

The wingspan is 35–42 mm. Forewing uniform brownish grey with a reddish tinge; stigmata concolorous, black-edged; claviform narrow; orbicular variable, round, or flattened, sometimes prolonged to touch inner line; reniform with outer edge swollen in the middle, sometimes followed by a dark shade: hindwing a little paler. hippophaes [Geyer] is a grey form with the reddish tinge wanting; — helvetina Knaggs is a pale blurred form with obscure markings, and the fringe of hindwing pink.[1]

Biology

Adults are on wing from June to August depending on the location. There is one generation per year.

Larva varying from purplish brown to greenish grey with a double row of whitish spots on dorsum and oblique dark streaks; a dark brown blotch across segment 12, swollen at each end, and edged behind with pale.The larvae feed on various trees and shrubs, including Betula, Salix caprea, Salix phylicifolia, Salix cinerea, Populus tremula, Populus balsamifera, Ribes, Rosa species (including Rosa acicularis, Syringa vulgaris and Lonicera caerulea). .[2]

Subspecies

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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