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Polia nebulosa (Hufnagel, 1766)

Имаго  (Polia nebulosa)


class Insecta subclass Pterygota infraclass Neoptera superorder Holometabola order Lepidoptera superfamily Noctuoidea family Noctuidae subfamily Noctuinae tribe Hadenini subtribe Poliina genus Polia → species Polia nebulosa

Species name(s)

Polia nebulosa (Hufnagel, 1766) = Phalaena nebulosa Hufnagel, 1766 = bimaculosa Esper, [1788] = Phalaena (Noctua) bimaculosa Esper, 1788 = Phalaena (Noctua) thapsi Brahm, 1791 = Phalaena grandis Donovan, 1801 = Noctua plebeja Hübner, [1803] = calabrica Warren, 1910 = Polia (Polia) nebulosa. [9, 10]

Grey Arches.



This species marks on the maps: 12.

Zoogeographical regions

Palaearctic, Nearctic.

Russia regions

#1. Kaliningradsky; #3. Karelsky; #4. Evropeisky Severo-Zapadny; #7. Evropeisky yuzhno-tayozhny; #8. Evropeisky Tsentralny; #9. Evropeisky Tsentralno-Chernozyomny; #10. Sredne-Volzhsky; #11. Volgo-Donsky; #13. Zapadno-Kavkazsky; #14. Vostochno-Kavkazsky; #16. Sredne-Uralsky; #17. Yuzhno-Uralsky; #19. Sredneobsky; #20. Yuzhno-Zapadnosibirsky; #22. Krasnoyarsky; #23. Predaltaisky; #24. Gorno-Altaisky; #25. Tuvinsky; #26. Predbaikalsky; #27. Pribaikalsky; #28. Zabaikalsky; #36. Sredne-Amursky; #37. Nizhne-Amursky; #38. Sakhalin; #39. Yuzhno-Kurilsky; #40. Primorsky.

Forewing length

22—28 mm.


43—56 mm.

Primary colors


Flight time

January February March April May June July August September October November December

Larva lifespan

January February March April May June July August September October November December

Имаго  (Polia nebulosa)

Detailed information with references


  • Austria, Belgium, Bulgaria, Great Britain, Hungary, Germany, Denmark, Ireland, Italy, Latvia, Luxembourg, Netherlands, Norway, Poland, Portugal, Romania, Sicily, Slovakia, the Soviet Union - the European part, Finland, France, Czech Republic, Switzerland Sweden, Estonia, Yugoslavia. [1].
  • Andorra, Austria, Belarus, Belgium, Bulgaria, Bosnia and Herzegovina, the British Isles, France, Germany, Denmark (mainland), Ireland, Spain (mainland), Italy (mainland), Latvia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Moldova , Netherlands, Norway (mainland), the Channel Islands, Poland,Portugal (mainland), Russia, Romania, Northern Ireland, Sicily, Slovakia, Slovenia, Ukraine, Finland, France (mainland), Croatia, Czech Republic, Switzerland, Sweden, Estonia, Yugoslavia. [10].
  • Regions of the Russian Federation: the Volga-Don, East Caucasus, Gorno-Altaisk, the European North-West, the European Central Black Earth, the European Central European South taiga, Transbaikalia, Western Caucasus, Kaliningrad, Karelia, Krasnoyarsk, Nizhny-Amur, Prealtay , of Baikal, Pribaikalskiy, Seaside,Sakhalin, Amur Medium, Medium-Volzhsky, Mid-Ural, Sredneobskaya, Tuva, South West Siberian Yuzhno-Kuril, South Ural. [3].
  • The area - Europe and North America, mountains up to 1600 m. [5].

Imago Habitus and Differences from alike species

  • Front wing - from 2.2 to 2.8 cm. The large kidney-shaped and round spots, with black rims. Cross strongly zigzag stripes. Hind wings brown with a white fringe. [5].
  • Wingspan: 43-56 mm. [PC93].

General info about Imago

  • Places volley: meadows, light forests, gardens and parks. [5].

Imago lifespan

  • From May to July. [5].

Larva food plants / other food objects

  • Dull gray bat is found in a garden dwarf alder, willow and turn, privet and alder. [5].
  • Oak (Quercus), alder (Alnus), willow (Salix), birch (Betula), Aspen (Populus tremula), Plum (Prunus), raspberry (Rubus), Viburnum (Viburnum), Privet (Ligustrum), Primrose (Primula) , dandelion (Taraxacum) [PC93].

Larva lifespan

  • From August to May. [5].

Subspecies of Polia nebulosa


Initial species uploading to the site: Peter Khramov.

Photos: Andrey Ponomarev, Evgeny Komarov.

Text data: Peter Khramov, Vasiliy Feoktistov.

The species characteristics formalization: Peter Khramov, Vasiliy Feoktistov.



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09.06.2015 23:37, Vasiliy Feoktistov Corrected data.

Wingspan: No formalized data → 43—56 mm.

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