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Not sure. Descriptions are based largely on genital characters or hair patterns I can't see. The sharp gonostylus with a dark tip is found in Camptomyia abnormis Mamaev, 1961 but that genus is said to have dark markings on the thorax.

References:

Jaschhof, M. and C. Jaschhof. 2013. The Porricondylinae (Diptera: Cecidomyiidae) of Sweden, with notes on extralimital species. Studia Dipterologica Supplement 20 (2013): 1–392.
Mamaev, B.M. 1961. [Gall midges of the USSR. New species of the genus Camptomyia Kieffer (Itonididae, Diptera).] Zoologicheskiï Zhurnal 40: 1677–1690.
Panelius, S. 1965. A revision of the European gall midges of the subfamily Porricondylinae (Diptera: Itonididae). Acta Zoologica Fennica 113: 1–157.