''Stigmella sesplicata'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of ...

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
/ref> The larvae feed on ''

Rhododendron ''Rhododendron'' (; from Ancient Greek ''rhódon'' "rose" and ''déndron'' "tree") is a very large genus of about 1,024 species of woody plants in the heath family (Ericaceae). They can be either evergreen or deciduous. Most species are nativ ...

'' species. They probably mine the leaves of their host plant.

Taxonomy

It was previously treated as a synonym of '' Stigmella lediella''.

References

Moths described in 1985 Nepticulidae Moths of Japan {{Stigmella-stub