Cheilosia chrysocoma explained

Cheilosia chrysocoma is a European species of hoverfly.^[1]

Description

External imagesFor terms see Morphology of Diptera
The wing length is 8-10·25 mm. Wing cross veins darkened. Antennae with third segment brownish-red to yellowish-red and squarish above at the tip and the arista almost bare. Face with a small and rounded central knob situated lower than is usual in Cheilosia. Abdomen with conspicuously bright foxy-tawny pubescence. Mimics Osmia (Apidae). ^{[2] [3] [4] [5]}

Distribution

Cheilosia chrysocoma is a Palearctic species.^[6] North Europe and Central Europe East to Russian Far East andSiberia.^[7]

Biology

The habitat is wetland and Alnus and Salix woodland. Fen carr and alluvial softwood forest. Along tracks and in glades, on low-growing vegetation in the sun. Flowers visited include Caltha, Crataegus, Narcissus, Prunus, Ranunculus and Salix.^{[8] [9]} Females have been seen egg-laying on Angelica sylvestris which may be the larval host plant. Flight period is April to June.

External links

• Biolib

Notes and References

1. 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 .
2. Van Veen, M. (2004) Hoverflies of Northwest Europe: identification keys to the Syrphidae. 256pp. KNNV Publishing, Utrecht.
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. .
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. de Buck, N. (1990) Bloembezoek en bestuivingsecologie van Zweefvliegen (Diptera, Syrphidae) in het bijzonder voor België. Doc.Trav. IRSNB, no.60, 1-167.
9. Speight . M.C.D. . 2011 . Species accounts of European Syrphidae (Diptera). Syrph the Net, the Database of European Syrphidae . 65 . 285pp .