Polietes lardarius


    Length about 10 mm. This is a large muscid, superficially looking like a sarcophagid flesh-fly. It has a blue-grey chequered abdomen and jagged stripes on the thorax. The scutellum also usually has stripes or blotches. It has silvery dusting on the face and a silver/grey anterior spiracle.

    Similar Species

    Polietes meriodionalis is very similar (and was once thought to be the same species) but can be distinguished by the yellow anterior spiracle and yellow/gold dusting on the face.

    Identification difficulty

    Particularly common around cattle grazing areas. It likes to perch on walls, fences and foliage in the sun.

    When to see it

    From summer to late autumn.

    Life History

    Breeds in dung. Adults are also attracted to Stinkhorn fungi.

    UK Status

    Common and widespread in England and Wales, fewer records from Scotland.

    VC55 Status

    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