Stigmella sesplicata is a moth of the family Nepticulidae. It is found in Japan (Kyushu).Nepticulidae (Lepidoptera) of East Asia (2). Study of a collection sample deposited at the Russian Academy of Sciences, with descriptions of new species and a checklist
The larvae feed on Rhododendron species. They probably mine the leaves of their host plant.
Taxonomy It was previously treated as a synonym of Stigmella lediella.
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