Morley’s Final Catalogue: Bred at E. Bergholt from tansy in 1931-4 (Whit) and Waldringfield in 1933 (Trans, ii, 185); Copdock (Hkg); common among coltsfoot in Somerleyton brickfields (Mly).
Recent Status: Less common than in Morley’s time.
Life Style: A single brooded species that comes to light and flies during May and June. The larvae feed on the rootstock of Achillea and Tanecetum. They pupate in the ground.
Identification: An easily identified species of Dichrorampha from the white or pale cream sub-quadrate dorsal blotch and white basal striae. It also has prominent white costal strigulae. The male has a costal fold to one half. More Info
Recorded in 13 (22%) of 58 10k Squares. First Recorded in 1931. Last Recorded in 2021. Additional Stats