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.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. (1988a) Keys to the Insects of the European Part of the USSR, Volume V: Diptera and Siphonaptera, Part I. Amerind Publishing Co., New Delhi. .Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.addendumCoe, R.L. (1953) Diptera: Syrphidae. Handbks.ident.Br.insects, 10(1): 1-98. R.ent.Soc.London. pdf Fauna EuropaeaPeck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
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 PeninsulaFauna Europaea The habitat is near streams and base-rich flushes in moorland, montane heath, and non-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.
References
External links Images representing Cheilosia sahlbergi