Xysticus ulmi

    Description

    The broad cross line across its abdomen is characteristic.

    Similar Species

    A sexually dimorphic species, with the male being much darker than the female. It is very similar to X. cristatus though usually has a more elongated abdomen. The epigyne and male palpal organs are the distinctive features.

    Identification difficulty
    ID guidance

    Confirmation requires microscopic examination of the genitalia of adult specimens. 

    Recording advice

    Confirmation requires microscopic examination of the genitalia of adult specimens. 

    Habitat

    This crab spider prefers damp habitats.

    When to see it

    Seen mainly in spring and early summer.

    Life History

    Does not build a web but lies in wait for prey.

    UK Status

    Quite common and widespread in most of England and Wales, but less frequent further north.

    VC55 Status

    Fairly common in Leicestershire and Rutland.

    Further Information

    1421 British records to Jan 2013

    Leicestershire & Rutland Map

    UK Map