Английская Википедия:Didea alneti

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Шаблон:Short description Шаблон:Speciesbox

Didea alneti is a Holarctic species of hoverfly.[1][2][3]

Description

For terms see Morphology of Diptera

The wing length is 9 ·75-11·5 mm.

The face mostly yellow. Halteres with at least knob black or dark brown. Male vertex not long, less narrow than in Didea fasciata. Tergite 5 black, rarely with spots. Male tergite 4 with front edge of wedge-shaped bars clearly separated from the front margin of the tergite or just touching front of tergite on median line. [4] [5][6] The male genitalia and the larva are figured by Dusek and Laska (1967) .[7]

Distribution

A Palearctic species with a wide distribution in Europe and East across Russia to the Pacific coast, Mongolia, Japan and Korea. [8][9] in North America from Alaska south to Colorado.[10]

Biology

Habitat forest; conifer forest and taiga, Quercus woodland.[11] Arboreal, descending to visit flowers of white umbellifers, yellow composites, Cirsium, Plantago, Potentilla, Rosa, Rubus idaeus, Salix, Sambucus ebulus, Valeriana officinalis, Viburnum opulus.[12] The flight period is mid May to early September. The larva is arboreal and feeds on aphids associated with Larix, Prunus, Salix and Quercus.

References

Шаблон:Reflist

External links

External images

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Шаблон:Syrphidae-stub

  1. Шаблон:Cite book
  2. Шаблон:Cite book
  3. Шаблон:Cite book
  4. Van der Goot,V.S. (1981) De zweefvliegen van Noordwest - Europa en Europees Rusland, in het bijzonder van de Benelux. KNNV, Uitgave no.32: 275pp. Amsterdam.
  5. Bei-Bienko, G.Y. & Steyskal, G.C. (1988) Keys to the Insects of the European Part of the USSR, Volume V: Diptera and Siphonaptera, Part I. Amerind Publishing Co., New Delhi. Шаблон:ISBN.
  6. Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf Шаблон:Webarchive
  7. Dusek, J. & Laska, P. (1967) Versuch zum aufbau eines Naturlichen Systems mitteleuropaischer Arten der Unterfamilie Syrphinae (Diptera). Acta sc.nat.Brno, 1: 349-390.
  8. Fauna Europaea
  9. Peck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
  10. Шаблон:Cite book
  11. Шаблон:Cite journal
  12. de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. Doc.Trav. IRSNB, no.60, 1-167.