Chrysogaster virescens

Chrysogaster virescens is a European species of hoverfly.[1]

Chrysogaster virescens
female
Scientific classification
Kingdom:
Animalia
Phylum:
Arthropoda
Class:
Insecta
Order:
Diptera
Family:
Syrphidae
Subfamily:
Eristalinae
Tribe:
Brachyopini
Genus:
Chrysogaster
Species:
C. virescens
Binomial name
Chrysogaster virescens
Loew, 1854

Description

External images For terms see Morphology of Diptera

Wing length 5·75-6·75 mm. Antennae partly red. Face twice as wide as maximum width of an eye. Wings at most tinged brown on anterior part. Pleurae not pruinose. Male face with central knob small. [2] [3] [4][5] The male genitalia are figured by Maibach, A. & Goeldlin de Tiefenau (1994) .[6]

Distribution

South Finland, Ireland, Britain and the Atlantic seaboard of Europe from Denmark to the Pyrenees and northern Spain. Also in Switzerland in Central Europe.[7][8]

Biology

Habitat: Woodland and wetland; fen carr, areas with flushes and streams in deciduous forest. Alnus Salix carr and poorly-drained scrub, streamsides in woodland. Flowers visited include white umbellifers, Filipendula, Ilex, Iris, Ranunculus. The flight period is end of April to mid July.[9][10]

References
  1. Stubbs, Alan E.; Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide (2nd (revised) ed.). British Entomological & Natural History Society. p. 253, xvpp. ISBN 0-9502891-3-2.
  2. Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendum
  3. 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.
  4. 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. ISBN 81-205-0080-6.
  5. Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf
  6. Maibach, A. & Goeldlin de Tiefenau, P. (1994) Limites génériques et caractéristiques taxonomiques de plusieurs genres de la Tribu des Chrysogasterini (Diptera: Syrphidae) III. Descriptions des stades immatures de plusieurs espèces ouest-paléarctiques. Rev.suisse Zool., 101: 369-411.
  7. Fauna Europaea
  8. Peck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
  9. de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. Doc.Trav. IRSNB, no.60, 1-167.
  10. Speight, M.C.D. (2011). "Species accounts of European Syrphidae (Diptera)" (PDF). Syrph the Net, the database of European Syrphidae. 65: 285pp.
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