Morley’s Final Catalogue: Very little noticed here, though feeding in sowthistle-heads. Found to occur at Felixstow (Gbs, EMM. 1904, 80); Tuddenham (Wrt about 1870).
Recent Status: Common in Suffolk.
Life Style: A single brooded species that comes to light during June, July and August. The larvae feed in the flowers and seed heads of Sonchus arvensis. They hibernate in a cocoon on the ground where they pupate.
Identification: The least well marked of the Eucosma species in Suffolk. The moth is a brown shade with a paler dorsum. The pale dorsum widens to include the ocellus that has black dashes. The dorsal patch is not distinct. There are costal strigulae terminally. More Info
Recorded in 39 (67%) of 58 10k Squares. First Recorded in 1870. Last Recorded in 2021. Additional Stats