Ectoedemia arcuatella

Ectoedemia arcuatella is a moth of the family Nepticulidae, found in most of Europe (except for the Iberian Peninsula) and east to the Volga and Ural regions of Russia.

Mined leaf of Potentilla sterilis

Larva

Ectoedemia arcuatella
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Nepticulidae
Genus:	Ectoedemia
Species:	E. arcuatella
Binomial name
Ectoedemia arcuatella (Herrich-Schäffer, 1855)
Synonyms
Nepticula arcuatella Herrich-Schäffer, 1855 Nepticula arcuata Frey, 1856 Nepticula arcuosella Doubleday, 1859

Its wingspan measures about 5 mm. The head is ochreous-yellowish to fuscous. The antennal eyecaps are white. The forewings are blackish with an oblique somewhat curved shining silvery fascia in the middle. The outer half of cilia beyond a blackish line are grey whitish. The hindwings are grey.^[1] Van Nieukerken provides a key and description. ^[2][3]

Adults are on wing from June to July.

The larvae feed on Fragaria moschata, Fragaria vesca, Fragaria viridis, Potentilla erecta and Potentilla sterilis. They mine the leaves of their host plant.^{[4] [5]}