Norfolk status Rare, uncertain. Found around beech-trees where it flies in warm weather. Recognizable by its large size and occurrence late in the year. The white dorsal streak is usually not interrupted mid-way, as is the case with A. albistria.
VC28 records [MBGBI vol3]
Recorded in 9 (13%) of 69 10k Squares. First Recorded in 1874. Last Recorded in 2016.