Ostearius melanopygius


    This is a very small spider. The male has a 2 mm body length and is smaller than the female which has a 3 mm body length. The uniformly orange-red abdomen is most distinctive, whilst the head is darker almost back. There is also a blackish patch at the rear of the abdomen which is probably best seen from beneath. There are no other spiders with a similar appearance.

    Identification difficulty

    O. melanopygius occurs in a very wide range of habitats, particularly rubbish heaps and gardens, under stones etc and occasionally occurring indoors.

    When to see it

    All year but mainly found from spring through to autumn.

    UK Status

    Distribution: The species is widespread but patchy in much of England, and very scattered elsewhere in Britain.

    VC55 Status

    Fairly frequent in Leicestershire and Rutland.

    Further Information

    898 British records to Jan 2013

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map