Easily recognised by two black edged brown cross bands. Only the subspecies hartwiegi occurring in Britain.
Overwinters as an egg attached to a twig from Pedunculate or Sessile Oak.
Broad-leaved woodland. Mature Oak.
Remains well established at only one known Norfolk site.
Single specimen taken at Great Ellingham in 2010. Where it originated remains a mystery!
|Retained Specimen / Photograph will be Required. |
Recorded in 6 (8%) of 74 10k Squares.
First Recorded in 1873.
Last Recorded in 2019.