Helophilus trivittatus

Helophilus trivittatus
female
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Diptera
Family: Syrphidae
Genus: Helophilus
Species: H. trivittatus
Binomial name
Helophilus trivittatus
(Fabricius, 1805)
Synonyms
  • Helophilus parallelus (Harris, 1776)
  • Helophilus parrallelus (Harris, 1780)
  • Musca parallelus Harris, 1776
  • Musca parrallelus Harris, 1780

Helophilus trivittatus is a Palearctic hoverfly.[1][2]

Description

External images For terms see Morphology of Diptera
Wing length 10·25- 12 ·25 mm. Longitudinal face stripe yellow.Tergites 2 and 3 with pale lemon yellow spots, tergite 4 with white to grey spots.Females tergite 3 yellow spots touch front margin.The larva is illustrated by Hartley (1961) [3]

See references for determination.[4] [5] [6] [7]

Distribution

Palearctic Fennoscandia South to the Mediterranean basin.Ireland East through Europe, Russian Far East and Sibera to the Pacific.Iran and Afghanistan.[8] [9]

Biology

Habitat:Wetland, river margins, seasonally flooded grassland and salt-marsh.Anthropophilic in southern Europe, where it frequents irrigation ditches in farmland.[10] Flowers visited include umbellifers, yellow composites, Armeria, Aster, Cakile, Centaurea, Chrysanthemum, Cirsium, Crataegus, Epilobium angustifolium, Eryngium, Eupatorium, Euphorbia, Ligustrum, Lychnis, Lythrum, Mentha, Menyanthes, Origanum, Plumbago, Polygonum persicaria, Potentilla, Ranunculus, Rubus fruticosus, Salix, Sorbus.[11] The flight period is May to October. The larva is a detritivore associated with decaying rhizomes of Typha latifolia and with beds of Glyceria maxima.

References

  1. ↑ Stubbs, Alan E.; Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide. British Entomological & Natural History Society. pp. 253, xvpp.
  2. ↑ Fauna Europaea
  3. ↑ Hartley, J.C. (1961) A taxonomic account of the larvae of some British Syrphidae. Proc.zool.Soc.Lond.,136: 505-573.
  4. ↑ Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendum
  5. ↑ 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.
  6. ↑ 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.
  7. ↑ Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf
  8. ↑ Peck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
  9. ↑ Fauna Europaea
  10. ↑ Speight, M.C.D. (2011). "Species accounts of European Syrphidae (Diptera)" (PDF). Syrph the Net, the database of European Syrphidae. 65: 285pp.
  11. ↑ de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. Doc.Trav. IRSNB, no.60, 1-167.


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