Philhelius citrofasciatus
Species of fly
From Wikipedia, the free encyclopedia
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.[1][2] Prior to 2018, it was known under the genus name Xanthogramma, a junior synonym.[3]
| Philhelius citrofasciatus | |
|---|---|
| |
| Male | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | Pancrustacea |
| Class: | Insecta |
| Order: | Diptera |
| Family: | Syrphidae |
| Genus: | Philhelius |
| Species: | P. citrofasciatus |
| Binomial name | |
| Philhelius citrofasciatus (De Geer, 1776) | |
| Synonyms | |
| |
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 are completely pale. Yellow marks on tergite 2 linear (not equilateral triangles). Tergites 2–4 with subequal yellow marks.
See references for determination.[4][5][6][7]
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.[8][9]
