摘要 : Dryomyia lichtensteinii (F.Ldw), a gall-inducing midge, is formally recorded as new to the British Isles from Eastbourne, Sussex following an enquiry submitted through TreeAlert. Morphological characters of the gall are given and ... 展开 Dryomyia lichtensteinii (F.Ldw), a gall-inducing midge, is formally recorded as new to the British Isles from Eastbourne, Sussex following an enquiry submitted through TreeAlert. Morphological characters of the gall are given and illustrated, to establish its identity and to distinguish it from other gall-inducing insects on holm oak Quercus ilex in the British Isles. Notes are provided on the circumstances of its arrival and status within England. 收起