Phaonia subventa


Length 6 to 8 mm. This is one of several similar species with an orange body, stripy thorax, which is grey above and orange below. The bulge on the outer wing is characteristic of the Phaonia genus.

Similar Species

Phaonia rufiventris is another very common orange fly. This species has just one pair of acrostichal bristles and 3 posteria bristles on the mid-tibia.

Identification difficulty
ID guidance
  • 2 pairs of pre-sutural acrostichal bristles
  • 2 posterior bristles on the mid-tibia

Well vegetated areas, often in well wooded spots.

When to see it

March to November.

Life History

They reproduce several times a year. Females lay their eggs in rotting leaves, rotting wood or in carrion, on which their larvae feed. The larvae overwinter there.

UK Status

Fairly common and widespread in England and Wales.

VC55 Status

Fairly common in Leicestershire and Rutland

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map