Giant Woodwasp - Urocerus gigas

    Alt Name
    Banded Horntail, Greater Horntail Wasp

    The last tergite of the abdomen has a strong, projecting spike, thus giving the group its common name of horntail. This is a very large (up to 4 cm long) sawfly with a distinctive yellow and black banded abdomen.

    Identification difficulty

    Usually found in or near coniferous woods.

    When to see it

    May to October.

    Life History

    The larvae feed on dead wood.

    UK Status

    British status to follow.

    VC55 Status

    Status in Leicestershire and Rutland to follow.

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map