Stigmella auromarginella is a moth of the family Nepticulidae. It is found from Sweden to Portugal, Crete and Cyprus and from Ireland to Croatia. It is much more common in the southern part of the range.
The wingspan is 3–5 mm. The head is ferruginous-orange, the antennal eyecaps ochreous-whitish. The forewings are deep shining golden-bronze with a shining golden -silvery fascia beyond middle, edged anteriorly with purple suffusion. The apical area beyond this is deep purple with an apical shining golden -silvery fascia, partly in cilia. Hindwings grey. Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf Keys and descriptionZagulajev, A.K., 1987 Nepticulidae (Stigmellidae); in G.S. Medvedev (ed.): Keys to the insects of the europaean part of the USSR, Vol.IV: Lepidoptera, part 1 (english translation), Oxonian Press Pvt.Ltd., New Dehli, 1987
Adults are on wing from June to August and from September to November.lepiforum.de includes images
The larvae feed on Agrimonia, Rubus fruticosus, Rubus sanctus and Rubus ulmifolius. They mine the leaves of their host plant. Emmet, A. M., 1976. Nepticulidae. — In: J. Heath (ed.). The Moths and Butterflies of Great Britain and Ireland 1: 171—267, pls. 1—7, 11, 12.
References
External links bladmineerders.nl Swedish Moths Fauna Europaea Stigmella auromarginella images at Consortium for the Barcode of Life