Very similar to Double-square spot. Rests with wings folded more tightly over the body giving a slimmer resting posture. Often has a reddish colour to the forewing. Hindwing is white, unlike Double-square spot which is grey.
A very scarce species in the County which needs to be verified with a photo/specimen.
Retained Specimen / Photograph will be Required.
Recorded in 27 (47%) of 58 10k Squares. First Recorded in 1909. Last Recorded in 2019. Additional Stats