Cheilosia albitarsis

Cheilosia albitarsis
	Cheilosia albitarsis (male)
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Diptera
Family:	Syrphidae
Genus:	Cheilosia
Species:	C. albitarsis
Binomial name
	Cheilosia albitarsis; (Meigen, 1822)
Synonyms
	Syrphus albitarsis Meigen, 1822; Syrphus vidua Meigen, 1822; Cheilosia flavimana Meigen, 1838; Musca bardus Harris, 1780;

Cheilosia albitarsis is an abundant European species of hoverfly. Adults can be found in spring visiting buttercup flowers and this plant is also the larval hostplant.[1]

Description

A large, broadly-built Cheilosia (wing length 7-9·5 mm.) Male: thorax dorsum black-haired. Tarsae 1 tarsomere 5 square. Antero-lateral black hairs on tergite 2. Female: tarsae 1 middle tarsomeres pale. Mouth margin not protruding downwards. Arista of hair length equal to diameter of arista. See references for determination[2][3][4][5] The larva is illustrated by Rotheray (1993).[6]

Distribution

Throughout the Palearctic.

Habitat.Ireland

Biology

The habitat is woodland and forest clearings, agricultural land and forest clearings. Also montane and subalpine pasture. Flowers visited include white umbellifers, composites Ajuga, Allium ursinum, Caltha, Crataegus, Matricaria, Potentilla, Prunus spinosa, Ranunculus, Sorbus, Stellaria.The flight period is April to June, and into July at higher altitudes.[7]

References

Stubbs, Alan E.; Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide. British Entomological & Natural History Society. p. 245, xvpp.
Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendum
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.
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.
Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf
Rotheray G., 1993 Colour Guide to Hoverfly Larvae Diptera, Syrphidae in Britain and Europe Dipterists Forum pdf Archived 2019-04-03 at the Wayback Machine
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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[Stubbs-1] Stubbs, Alan E.; Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide. British Entomological & Natural History Society. p. 245, xvpp.

[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] Rotheray G., 1993 Colour Guide to Hoverfly Larvae Diptera, Syrphidae in Britain and Europe Dipterists Forum pdf Archived 2019-04-03 at the Wayback Machine

[Speight-7] Speight, M.C.D. (2011). "Species accounts of European Syrphidae (Diptera)" (PDF). Syrph the Net, the database of European Syrphidae. 65: 285pp.