Morley’s Final Catalogue: (1) Leiston (Hkr); Aldeburgh, Thorp and Kessingland (Ctw). (2) Bred at Orford by the Bishop and J. W. Metcalfe in 1932.
Recent Status: A rare coastal species.
Life Style: A single brooded summer flying species that comes to light. The larvae feed on a variety of Cerastium species in sandy locations. They initially mine the leaves and then feed from spinnings on the shoots, flowers and seed capsules. They pupate in a sand covered cocoon on the ground.
Identification:Caryocolum species can be difficult to identify. C. alsinella is marked with black, white and brown with a specific pattern but is variable in the balance and extent of the markings. More Info When the pattern cannot be clearly seen in a specimen then genitalia dissection is required for identification. More Info
Determination by Genitalia Examination (gen. det.) Required
Recorded in 4 (7%) of 58 10k Squares. First Recorded in 1932. Last Recorded in 2019. Additional Stats