Pill Millipede - Glomeris marginata


    Female length: 8 to 20 mm, Male length 7 to 15 mm. This millipede is usually shiny black with pale edges to each tergite. Like the Pill Woodlouse, it can curl up into a pea-like ball if threatened, but not a complete sphere like the Pill Woodlouse. It is similar in appearance to the Pill Woodlouse but has two legs per segment.

    Similar Species

    The Pill Woodlouse is similar but only has one pair of legs per segment. The Pill Millipede has one large termninal tergite rather than the several seen in the Pill Woodlouse.

    Identification difficulty

    Seems to prefer calcareous soils, and can be found amongst leaf litter in woodlands, fields and hedgerows. It also shows a preference for humid areas, such as below logs and stones.

    When to see it

    All year round.

    Life History

    This species feeds on dead organic matter; it tends to be active mainly at night.

    UK Status

    Although widespread and common in Britain, this millipede has not been recorded further north than Edinburgh.

    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