Bellardia vulgaris
5-11mm. A typical blowfly with a stocky stature. The abdomen is green and metallic, the thorax is grey.
Bellardia as a genus have parafacialia with long hairs, the bend of vein M1 is obtuse and the abdomen is brown, black or green but rarely blue.
Other Bellardia species.
Microscopic examination of the genitalia is required for a definate identification of the species.
Your specimen should have all of these features:
- green abdomen
- lower calypter hairy
- arista with long hairs
- upper parafacialia without a brown spot
- lower calypter pale or partly infuscated
- front tibia with 1 pv bristle
- costa without hairs between Sc and R1
Grassland, wetland, wasteground.
April - September
Reasonably common and widespread.
Rare or under-recorded.
It is a parasite of earthworms, though the host species is unknown.
Leicestershire & Rutland Map
Enter a town or village to see local records
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:
- 16/05/2023 (Nicholls, David)
- Last record:
- 16/05/2023 (Nicholls, David)
Total records by month
% of records within its species group
10km squares with records
The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.
In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.

