Cheilosia sahlbergi explained

Cheilosia sahlbergi is a Palearctic hoverfly.

Description

One of the Cheilosia species with bare eyes, black legs and fused antennal pits. For identification see references.^{[1] [2] [3] [4] [5] [6] [7]}

Distribution and biology

From Fennoscandia south through mountainous parts of Europe to the Alps, the Balkans and the Caucasus and from Britain (Scottish highlands) eastwards through Northern Europe to the Baltic states and on to the Kola peninsula^{[8] [9]} The habitat is near streams and base-rich flushes in moorland, montane heath, andnon-calcareous subalpine grassland. Flowers visited include Caltha palustris, Potentilla erecta, Ranunculus, Saxifraga.Flies from April to May at lower altitudes and June to July in the alpine zone. The larva has been seen feeding on Polygonum viviparum L.

External links

• Images representing Cheilosia sahlbergi

Notes and References

1. 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.
2. Book: Stubbs, Alan E. . Falk, Steven J. . amp . 1983 . British Hoverflies: An Illustrated Identification Guide . British Entomological & Natural History Society. 0-9502891-3-2. 2nd (revised). 271, xvpp .
3. Bei-Bienko, G.Y. & Steyskal, G.C. (1988a) Keys to the Insects of the European Part of the USSR, Volume V: Diptera and Siphonaptera, Part I. Amerind Publishing Co., New Delhi. .
4. Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendum
5. Coe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf
6. [Fauna Europaea]
7. Peck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
8. [Fauna Europaea]
9. Speight . M.C.D. . 2011 . Species accounts of European Syrphidae (Diptera). Syrph the Net, the database of European Syrphidae . 65 . 285pp .