Murky-legged Black Legionnaire - Beris chalybata


    Their halteres are whitish in colour, their legs are long and dirty orange and their feet are dark. Note the 6 spines on the scutellum - characteristic of the genus. It also has tinted wings.

    Similar Species

    There are 6 British species in the Beris genus and these can usually be distinguished by the combination of abdomen and leg colours. See our ID Guide to Beris species.

    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.


    Flying, or resting, on sunlit leaves in bushes, hedges or other flowering plants.

    When to see it

    Early summer.

    Life History

    It feeds on pollen and nectar and sometimes also on the substrate of rotten plants. Females lay eggs individually on rotting plants. The larvae overwinter. They pupate in spring, in a hardened larval skin. The adult flies leave this through a T-shaped slit.

    UK Status

    Fairly frequent and widespread in Britain.

    VC55 Status

    Fairly common in Leicestershire and Rutland

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    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map