Dull Four-spined Legionnaire - Chorisops tibialis


    Size 3 to 4 mm. A small, slender fly with a metallic green thorax, and black and tan banded legs.

    Identification difficulty
    Recording advice

    Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed.


    Moist or shaded locations, often in wetland areas.

    When to see it

    June to September.

    Life History

    Larvae found in wood debris and rot holes of trees.

    UK Status

    Fairly frequent and widespread in England and Wales, but only recently (2009) recorded in Scotland for the first time.

    VC55 Status

    Fairly common in Leicestershire and Rutland

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map