The Gem - Nycterosea obstipata

    Alt Name
    Gem, Orthonama obstipata

    Wingspan 18 to 21 mm. The species is sexually dimorphic, the male being light brown with a darker central band, and the female slightly larger and darker, with a white spot on each forewing.

    Identification difficulty

    A migrant that is most often seen at light.

    When to see it

    It usually appears in late summer and autumn.

    Life History

    The larvae feed on various low-growing plants.

    UK Status

    Another continental species, which is a regular migrant to the British Isles, mainly in the south. In a recent survey to determine the status of all macro moths in Britain this species was classified as a migrant.

    VC55 Status

    Occasional in Leicestershire and Rutland. L&R Moth Group status = C (very scarce resident or rare migrant).

    70.047 BF1720

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map