| Philhelius citrofasciatus | |
|---|---|
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| Male | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Diptera |
| Family: | Syrphidae |
| Genus: | Philhelius |
| Species: | P. citrofasciatus |
| Binomial name | |
| Philhelius citrofasciatus (De Geer, 1776) | |
| Synonyms | |
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Philhelius citrofasciatus is a species of hoverfly found in grasslands from Ireland to western Siberia. The larvae live in Lasius ant colonies where they feed on the aphids tended by the ants. Prior to 2018, it was known under the genus name Xanthogramma, a junior synonym.
Description
External images
For terms see Morphology of Diptera
Wing length 6·5–10·25 mm. Legs yellow coxae and trochanters black. Femora and tibiae 3 completely pale. Yellow marks on tergite 2 linear (not equilateral triangles). Tergites 2–4 with subequal yellow marks.
See references for determination.
Distribution
Palearctic. South Norway to Iberia. Ireland East through Central Europe and South Europe into European Russia and Yugoslavia and the Caucasus, then to Siberia.
References
- Stubbs, Alan E. & Falk, Steven J. (1983). British Hoverflies: An Illustrated Identification Guide. British Entomological & Natural History Society. pp. 253, xvpp.
- Speight, M.C.D. (2011). "Species accounts of European Syrphidae (Diptera)" (PDF). Syrph the Net, the Database of European Syrphidae. 65: 285pp.
- Evenhuis, N. L. (2018). "Nomenclatural studies toward a World List of Diptera genus-group names. Part VI: Daniel William Coquillett". Zootaxa. 4381 (1): 1–95. doi:10.11646/zootaxa.4381.1.1. PMID 29689947.
- 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
- Fauna Europaea
- Peck, L.V. (1988) Syrphidae. In: Soos, A. & Papp, L. (eds.) Catalogue of Palaearctic Diptera, 8: 11-230. Akad.Kiado, Budapest.
| Taxon identifiers | |
|---|---|
| Xanthogramma citrofasciatum | |
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