Morley's Final Catalogue: Stowmarket before 1859 (Stainton, Man. ii, 157); several specimens at Bentley by Garrett and Miller (ante 1890), and one sitting on an oak-trunk there on 11 July 1902 (Mly); Flixton, Bungay (Toms). Five in Bentley Woods, 1937 (Gd).
Recent Suffolk status: Extinct in the county
Life history: Single-brooded in the summer.
Identification: Similar to Least black arches but flies later in the season and is a larger moth.
Habitats: Woodland.
Retained Specimen / Photograph will be Required.
Recorded in 2 (3%) of 58 10k Squares. First Recorded in 1859. Last Recorded in 1937. Additional Stats
