Melanomya nana

Description

3-4.5mm. This is our smallest blowfly and the only UK species in the genus. It is all-black with prominent black hairs on the rather thin abdomen. It has infuscated (darkened) wings along the leading edge. The medial vein bends up to almost touch the radial vein. See the checklist for full details.

Similar Species

Angioneura acerba and Angioneura cyrtoneurina are most similar.

Identification difficulty
ID checklist (your specimen should have all of these features)
  • 3-4.5mm
  • Black with black hairs
  • Vein M with shallow bend then nearly reaching the radial vein
  • Infuscated wings
  • Scutellum with 2 pairs of strong marginal bristles (one stronger than the other)
  • Prealar bristle much stronger than hind notopleural bristle
Habitat

Found in a wide range of habitats, from woodland, chalk grassland, heath and dunes.

When to see it

May - September

UK Status

Common and widespread.

VC55 Status

Few records but almost certainly under-recorded.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species profile

Species group:
insect - true fly (Diptera)
Kingdom:
Animalia
Order:
Diptera
Family:
Calliphoridae
Records on NatureSpot:
1
First record:
10/07/2024 (Nicholls, David)
Last record:
10/07/2024 (Nicholls, David)

Total records by month

% of records within its species group

10km squares with records

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